Senior Information System Security Engineer MANTECHSenior Information System Security EngineerChantilly, VAHold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced Security Practitioner (CASP) CE, Certified Secure Software Lifecycle Professional (CSSLP), CISSP- Information System Security Engineering Professional (ISSEP), Certified Information System Manager (CISM), or CISSP- Information System Security Architecture Professional (ISSAP). Must meet one of the following levels of experience: A high school diploma/GED and 14 years’ experience, an Associate’s degree and 10 years’ experience, a Bachelors degree and 8 years’ experience, or a Master’s and 6 years’ experience.
NewSenior Specialist, Information Security Systems Engineering L3Harris TechnologiesSenior Specialist, Information Security Systems EngineeringChantilly, VA$106,500–$196,500 / yearAssist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls.
NewInformation System Security Engineer NASInformation System Security EngineerWoodbridge, VA$150,000–$185,000 / yearFull timeArchitectural & Enterprise CDS Gatekeeping: Serve as the principal technical reviewer for DTRA organizations onboarding onto pre-accredited Enterprise CDS (ECDS) and Raise the Bar (RTB) compliant Cloud CDS providers (e.g., AWS/Azure CDS). Communication: Exceptional verbal and written communication skills, with proven experience presenting complex risk profiles, technical trade-offs, and out-of-the-box mitigations directly to senior government leadership (GS-15/O-6 level).
NewData Center Controls Engineer, Deployment Amazon Data Services, Inc.Data Center Controls Engineer, DeploymentFredericksburg, VAAWS Data centers have multiple components such as generators, uninterruptible power sources, diesel generators, electrical switchgear, power distribution units, variable frequency drives, automatic/static transfer switches, chillers [air-cooled and water-cooled], pumps, cooling towers, heat exchangers, CRAHs, air economizers, etc. • Frequently visit (locally) assigned in-operation data centers to troubleshoot, meet customers, supervise vendor’s work to ensure compliance with the scope, design, SOO and applicable local codes.
NewData Center Controls Engineer, Data Center Capacity Delivery - Controls, DCC Communities Amazon Data Services, Inc.Data Center Controls Engineer, Data Center Capacity Delivery - Controls, DCC CommunitiesPrince William County, VAAWS Data centers have multiple components such as generators, uninterruptable power sources, diesel generators, electrical switchgear, power distribution units, variable frequency drives, automatic/static transfer switches, chillers [air-cooled and water-cooled], pumps, cooling towers, heat exchangers, CRAHs, air economizers, etc. • Frequently visit (locally) assigned in-operation data centers to troubleshoot, meet customers, supervise vendor’s work to ensure compliance with the scope, design, SOO and applicable local codes.
Sr. Systems Development Engineer , Secure Connection Services (SCS), Tactical Edge Mission Engineering Group (TEMEG) Amazon Development Center U.S., Inc.Sr. Systems Development Engineer , Secure Connection Services (SCS), Tactical Edge Mission Engineering Group (TEMEG)Herndon, VAWe're looking for systems engineers who can synthesize complex operational and compliance requirements into clear infrastructure strategies, move fast with high judgment, and continuously raise the bar for what's possible in some of the world's most demanding environments. - Architect, deliver, and operate large-scale infrastructure automation and deployment pipelines for ADC environments with a focus on security, availability, and repeatability, repeatability, observability, and fault tolerance.
NewConstruction Cost Engineer, AMER Cost Control Amazon Data Services, Inc.Construction Cost Engineer, AMER Cost ControlHerndon, VAThe AWS AMER Cost Control team is seeking a passionate and motivated construction cost engineer to support a portfolio of Data Center Construction projects in North and South America. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
NewData Center Controls Engineer, Service Amazon Data Services, Inc.Data Center Controls Engineer, ServiceFredericksburg, VAAWS Data centers have multiple components such as generators, uninterruptable power sources, diesel generators, electrical switchgear, power distribution units, variable frequency drives, automatic/static transfer switches, chillers [air-cooled and water-cooled], pumps, cooling towers, heat exchangers, CRAHs, air economizers, etc. • Frequently visit (locally) assigned in-operation data centers to troubleshoot, meet customers, supervise vendor’s work to ensure compliance with the scope, design, SOO and applicable local codes.
NewControls Engineer, ADC Amazon Data Services, Inc.Controls Engineer, ADCCulpeper, VAAWS Data centers have multiple components such as generators, uninterruptable power sources, diesel generators, electrical switchgear, power distribution units, variable frequency drives, automatic/static transfer switches, chillers [air-cooled and water-cooled], pumps, cooling towers, heat exchangers, CRAHs, air economizers, etc. - Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or an equivalent engineering science plus 5+ years of relevant controls experience, OR 10+ years of relevant controls experience in lieu of a degree.
NewJunior Software Systems Integration Engineer - RHEL - Secret Clearance Required JobotJunior Software Systems Integration Engineer - RHEL - Secret Clearance RequiredManassas, VA$90,000–$115,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
NewSenior Python Full Stack Engineer Vaco LLCSenior Python Full Stack EngineerMcLean, VA$130,000–$150,000Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.
Junior Linux Systems Engineer (RHEL/Clearance) JobotJunior Linux Systems Engineer (RHEL/Clearance)Manassas, VA$80,000–$100,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
NewSenior Specialist, Systems Engineer - User Acceptance Tester L3Harris TechnologiesSenior Specialist, Systems Engineer - User Acceptance TesterSpringfield, VA$106,500–$197,500 / yearThe successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
IAM Engineer JobotIAM EngineerSmithfield, VA$100,000–$140,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Responsibilities: Design and implement robust IAM solutions that meet user needs with respect to accessibility, availability, robustness, and security.
Program Security Analyst MANTECHProgram Security AnalystQuantico, VASupport the MCSC Acquisition Program Security Lead (APSL) to ensure that all technology protection document development, updating, and staffing are accomplished as depicted in the Program’s Integrated Master Schedule (IMS) and as described in the Department of Defense Technology and Program Protection Guidebook and the MCSC Acquisition Security Guidebook. Develop and update Program Protection Plans (PPP) as required by DoD Instruction 5000.83 and described in PDUSD Memorandum, “Document Streamlining – Program Protection Plan (PPP),” July 16, 2011 and the MCSC Acquisition Guidebook.
Systems Development Engineer II, AWS Commerce Platform-ADC Amazon Development Center U.S., Inc.Systems Development Engineer II, AWS Commerce Platform-ADCHerndon, VAOn a “typical” day engineers might deep dive to root cause a customer issue, investigate why a metric is trending the wrong way, consult with the top engineers at Amazon, or discuss radical new approaches to automate the remediation of operational issues. A successful Systems Development Engineer is focused on building services and tooling that enhance our operational posture and thinks about the impact of their designs on the scalability, availability, and operational readiness of what they create.
Test Engineer (AN/BYG-1) JobotTest Engineer (AN/BYG-1)Manassas, VA$85,000–$95,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are a leading provider of information technology, logistics management, business process re-engineering, financial management, and administrative support services for the Department of the Navy and Homeland Security.
NewLead, Systems Engineer - Mission Protection L3Harris TechnologiesLead, Systems Engineer - Mission ProtectionSpringfield, VA$127,500–$236,500 / yearThe ideal candidate demonstrates strong leadership, technical depth in threat-informed engineering, and the ability to integrate Mission Protection requirements into operational planning, system architecture, and lifecycle activities. The selected candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat analysis principles to protect critical systems and ensure the survivability and resilience of U.S. assets in contested and degraded environments.
NewSpecialist, Systems Engineer - Watch Officer L3Harris TechnologiesSpecialist, Systems Engineer - Watch OfficerSpringfield, VA$92,500–$171,500 / yearActively participate in daily operations stand-up meetings to provide updates on ongoing activities, highlight key operational priorities, and address any challenges or risks impacting mission success. Possess knowledge of, or experience with, space operations, including managing and monitoring satellite systems, performing telemetry analysis, and conducting mission-critical activities such as orbital adjustments, payload operations, and anomaly resolution.
System Development Engineer II, Platform Engineering and Emerging Technologies Amazon Development Center U.S., Inc.System Development Engineer II, Platform Engineering and Emerging TechnologiesHerndon, VAWe pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses. The position further requires that, after start, the selected candidate obtain and maintain an active TS/SCI security clearance with polygraph or commensurate clearance for each government agency for which they perform AWS work.
Cisco Identity Services Engineer/ Administrator Bowhead / UIC Technical ServicesCisco Identity Services Engineer/ AdministratorDahlgren, VA$120,000–$140,000 / yearBowhead has an immediate opening for a Cisco Identity Services Engineer/Administrator (ISE) to provide Design and Engineering Operation and Maintenance support for ISE systems on the classified and unclassified Research, Development, Test and Evaluation (RDTE) networks at Dahlgren, VA. As an Cisco ISE Administrator, you will identify endpoints, and enable the creation and enforcement of security and access policies for endpoint devices connected to the company’s routers and switches, in order to simplify identity management across diverse devices and applications.
NewElectrical Engineer - (MEP / Design-Build Consulting Engineers) JobotElectrical Engineer - (MEP / Design-Build Consulting Engineers)Vienna, VA$120,000–$170,000 / year8-10+ years of experience in design and specification of lighting systems, power systems, fire alarm systems, telecom/data systems, medium voltage power systems, UPS systems, emergency generator systems, grounding systems, and utility systems. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
Software and Systems Engineer MANTECHSoftware and Systems EngineerStafford, VASelf-driven analytical thinker capable of managing priorities in fast-paced environments and delivering technical briefings to senior government organizations (including Officer, Enlisted, and Civilian personnel); highly proficient with the Microsoft Family of Software and Tools (Office, Visio, SharePoint, Project) alongside development/task management capabilities like Jira and Confluence. Familiarity with the Marine Corps Operational Test and Evaluation Activity (MCOTEA), including the MCOTEA Operational Test & Evaluation Manual (6th Edition); experience planning Field User Evaluations and Joint Service Exercise events incorporating Electronic Warfare and Intelligence collection platforms under the Risk Management Framework (RMF).
NewSenior Construction Manager , AWS DCCD AMER SE Amazon Data Services, Inc.Senior Construction Manager , AWS DCCD AMER SEStafford, VABachelor’s degree in Mechanical Engineering, Electrical Engineering, Construction Management and 14+ years of relevant experience or an equivalent engineering science degree *OR * 18 years of related construction management experience *in lieu* of a degree. -10+ years of relevant experience *constructing *electrical engineering systems including large scale power distribution/generation gear and constructing mechanical engineering systems including cooling systems.
New(DoW SkillBridge), Specialist, Integration & Test Engineer L3Harris Technologies(DoW SkillBridge), Specialist, Integration & Test EngineerHerndon, VABS/BA (or equivalent) in Optical, Electrical, Computer Engineering, Computer Science, Information Technology or related field, and minimum 6 years Software or systems experience or Graduate’s degree and 4 years software or systems experience. This Integration and Test / Technical trainer needs to experience in developing and executing structured training sessions tailored to customer needs, ensuring knowledge retention and effective skills transfer.
NewLead, Software Engineer L3Harris TechnologiesLead, Software EngineerHerndon, VAIn addition to technical contributions, this position conducts the day‑to‑day software lead activities by providing technical guidance, assigning tasks, reviewing and approving formal documentation, and estimating labor, tools, and other resources to meet budget and schedule commitments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
NewSenior Systems Engineer Dev Technology GroupSenior Systems EngineerTYSONS CORNER, VA$120,000–$170,000 / yearAs a Washington Post Top Workplace award winner for the past THIRTEEN years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time-off policy. The primary focus of this role is to build scalable, secure, and highly available backend infrastructure and services leveraging industry available and customer preferred solutions (e.g., AWS Cognito, Okta, Login.gov).
NewSoftware Engineer WR SystemsSoftware EngineerDam Neck, Virginia$63,000–$91,000 / yearClearance Requirement: Active Secret Clearance is required to start Travel Requirements: 5 to 10% Location: Virginia Beach, VA (Dam Neck) SUMMARY: WR has an opportunity for a Software Engineer to formulate and design software systems using scientific analysis and mathematical models to predict and measure the outcomes and consequences of design decisions. Candidates must possess the following knowledge, skills, and experience: Bachelor of Science degree in Electrical Engineering, Electronics Engineering, Computer Engineering, Software Engineering, Computer Science, Mathematics, Physics, or a related scientific discipline.
Mechanical Engineer III WR SystemsMechanical Engineer IIIDam Neck, Virginia$93,000–$134,000 / yearThe selected candidate will be required to pass a pre-employment third-party background check which may include verification of any of the following: Employment history; Education and/or certifications; Criminal history; Driving Records; Other records or information related to the candidate’s suitability for the position. Experience working with CAD software (AutoCAD and Autodesk Inventor preferred) with strong knowledge of 3D modeling, Bills of Materials (BOM), and manufacturing documentation.
NewGround Systems Engineer II/Senior - Fluids Rocket LabGround Systems Engineer II/Senior - FluidsWattsville, VATo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
SR. Desktop Engineer Veloc Inc.SR. Desktop EngineerChesapeake, VAFull timeThe IT Service Delivery Administrator will provide strong desktop support and IOS and MAC support both onsite and remotely to our clients who have critical response time requirements for their business technology systems. This role requires advanced troubleshooting skills, a strong customer-service mindset, and the ability to collaborate with high-level executives in a professional and discreet manner.
NewChief Engineer *US AMR-Jones Lang LaSalle Americas, Inc.Chief EngineerMcLean, VA$101,600–$122,700Continuously evaluate maintenance, operations, and reliability methodologies; implement process improvements to enhance mechanical equipment uptime; define maintenance best practices that increase value-maximizing performance; execute equipment inspection and monitoring programs that protect long-term asset integrity. Supervise, hire, train, and mentor engineers and maintenance personnel; provide hands-on instruction in equipment operation, maintenance procedures, and safety protocols; recommend professional development opportunities to expand team capabilities; foster professionalism in work quality, manner, and appearance across all team members.
NewComputer Engineer III WR SystemsComputer Engineer IIINorfolk, Virginia$94,000–$130,000 / yearClearance Requirement: Active Secret Clearance is required to start Travel Requirements: Up to 10% Location: Norfolk, VA SUMMARY: WR has an opportunity for a Computer Engineer III to conduct research, development, design, integration, testing, and lifecycle support of computer-based, electronic, and embedded systems supporting advanced naval technologies and engineering development efforts. Experience supporting the software application lifecycle, including requirements gathering, development, testing, and implementation of software/code into the FOROPS Engineering Development Model through final validation and deployment.
NewCivil Engineer III Pinnacle Technical ResourcesCivil Engineer IIIChesapeake, Virginia$55–$60 / hourContractorThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. This role involves handling complex engineering tasks, providing subject matter expertise, and leading multiple projects from inception to completion.
Quantum Engineer SME DCS CorporationQuantum Engineer SMESpringfield, VAPerform trade studies and conduct analyses to evaluate proposed quantum machine learning approaches, review technical reports, assess product-quality impacts, and characterize performance using quantum simulation or related technologies to support verification and quality assurance. The DCS Air and Space Technology Sector are seeking a qualified candidate to apply subject matter expertise in the areas of quantum engineering, analysis, and system design of complex programming projects supporting National Agencies.
NewNetwork Engineer ECLARONetwork EngineerChesapeake, VA$38–$42 / hourFamiliarity with routing protocols like OSPF and EIGRP, a basic grasp of Wi-Fi, and a strong understanding of switch installation best practices (i.e. proper network cabling, power considerations, etc.). Layer 3 (Basic Networking): IPv4 addressing and subnetting (Class A / B / C, private vs public).
Senior DevOps Engineer LeidosSenior DevOps EngineerBurke, VA$107,900–$195,050p>The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps Engineer to assist with the development, integration, deployment, and sustainment of mission critical systems that enable NGA's Geospatial Intelligence (GEOINT) mission collecting sciences, technology and tradecraft measuring and modeling the Globe to provide three-dimensional accuracy of every point in, on, or above the Earth. June 1, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
NewGround Systems Engineer II - Instrumentation and Controls Rocket LabGround Systems Engineer II - Instrumentation and ControlsWattsville, VATo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Linux Engineer MANTECHLinux EngineerQuantico, VABachelor’s degree and minimum of 4 years of experience working with Red Hat Enterprise Linux 7.X, 8.X, 9.X with a strong command-line interface (CLI) skillset (additional 2 years of experience may be substituted in lieu of degree). The Linux Engineer will maintain, update, and secure existing Linux systems on both classified and unclassified networks in support of Cyber investigations and operations.
Network Deployment Engineer MANTECHNetwork Deployment EngineerChantilly, VAExperience with Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory, and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS, Group Policy, and PKI; administering vSphere, Horizon View, data backup, and antivirus software; basic networking including DHCP/TCPIP; experience with deploying workstation images; and experience with thin and/or zero clients. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
Sr Electrical PE JobotSr Electrical PEHerndon, VA$125,000–$175,000 / yearTypical duties include writing technical reports, conducting surveys, performing calculations, overseeing, and completing power, telemetry, and telecommunications designs, conducting research and development, systems integration, testing, hands-on assembly, and PLC programming. Seeking a Sr Electrical Engineer to serve as the electrical discipline team leader for the project, directing other engineers and designers as required, provide electrical design expertise and leadership for the entire project, from initial survey through final inspection.
NewUnified Communications Engineer MANTECHUnified Communications EngineerChantilly, VASupports the enterprise program with the installation of local and/or remote data and voice communications equipment to include but not limited to voice terminals, video conferencing units, concentrators, minicomputers, central processing units, and facsimiles. Experience with Cisco VTC codes, Cisco VoIP endpoints, Cisco Unified Call Manager (CUCM) version 11.5 or later, Cisco Meeting Server, Cisco Telepresence Management Server or VQ Conference Manager.
NewIntegration Engineer LeidosIntegration EngineerLorton, VA$73,450–$132,775Supporting the HEITS management team, the selected individual will be responsible for providing services for the design of new sites, IT renovations, cabling, server room space, desktop PC deployments, printers, faxes, phone(s); copiers; data storage, shared drives, and general-purpose applications on HSDN and C-LAN. The Department of Homeland Security (DHS) has a continuing requirement for Homeland Enterprise IT Secure Services and Support (HEITS) for the continued operations and maintenance and evolution of the Homeland Secure Data Network (HSDN) and the Classified Local Area Network (C-LAN).
Senior Model Based Systems Engineer LeidosSenior Model Based Systems EngineerAlexandria, VA$107,900–$195,050Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field. Your role will directly support our diverse portfolio of programs through a combination of requirements and design architecture analysis; MBSE Model development; mentoring junior engineers and assisting technical leadership develop briefing material.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerArlington, VA$131,300–$237,350Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.
Senior Transmission Line Engineer LeidosSenior Transmission Line EngineerAlexandria, VARemote$73,450–$132,775Leidos seeks the best and the brightest, and in return, we invest in you, with an eye on your future, through career advancement, growth opportunities, and continuous improvement via mentoring, formal and informal project management training and assistance with obtaining pertinent certifications. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .
Senior System Engineer ARCTICOM LLCSenior System EngineerQuantico, VARemoteThis position requires at least 8+ years’ experience supporting networking for DoD Command and Control Systems such as Multisource Correlator Tracker (MSCT), Common Aviation Command and Control System (CAC2S), Air Defense System Integrator (ADSI), or Theater Battle Management Core System (TBMCS). Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services.
Lead Systems Engineer LeidosLead Systems EngineerBurke, VA$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 22, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Lead Data Scientist Calibre SystemsLead Data ScientistAlexandria, VACALIBRE Systems inc, an employee-owned mission focused solutions and digital transformation company, is looking to hire a Lead Data Scientist to provide senior-level technical and management leadership in support of a federal civilian government agency. · Interface with senior government leaders, contracting representatives, program managers, technical teams, and other stakeholders to communicate progress, resolve issues, negotiate priorities, and support informed decision-making.
Cloud Engineer LeidosCloud EngineerArlington, VA$87,100–$157,450If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 25, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.