NewSenior Information Systems Security Officer (ISSO)/Information Systems Security Manager (ISSM) Calibre SystemsSenior Information Systems Security Officer (ISSO)/Information Systems Security Manager (ISSM)Aberdeen, MDCALIBRE Systems, inc., an employee-owned, mission focused solutions and digital transformation company is seeking a highly experienced and professional Information Systems Security Officer (ISSO) / Information Systems Security Manager (ISSM) to support a Department of War (DoW) cybersecurity modernization initiative focused on Risk Management Framework (RMF) execution, continuous monitoring, compliance automation, and enterprise adoption of RegScale. You will work directly with government stakeholders to advance compliance automation, improve RMF execution, and drive enterprise adoption of next-generation GRC capabilities through RegScale while serving as a key cybersecurity leader within the organization.
Electrical Engineer Bowhead / UIC Technical ServicesElectrical EngineerPatuxent River, MDThe Electrical Engineer provides electrical engineering design and production support from project inception through construction, ensuring technical accuracy, regulatory compliance, and high-quality deliverables in support of federal infrastructure projects. Minimum of five years of experience as an Electrical Engineer, with demonstrated experience in Design and Contract Document preparation for new and existing buildings similar to the building types prevalent in the NAVFAC Washington Area of Responsibility.
Lead Security Engineer with TS/SCI Poly LeidosLead Security Engineer with TS/SCI PolyAnnapolis Junction, MD$154,050–$278,475The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.
Civil Engineer Bowhead / UIC Technical ServicesCivil EngineerPatuxent River, MDThis role provides full lifecycle civil engineering support—from project inception through construction—while ensuring technical excellence, regulatory compliance, and mission alignment for federal infrastructure projects. Demonstrated experience in Design and Contract Document preparation for new and existing buildings similar to the building types prevalent in the NAVFAC Washington Area of Responsibility.
Senior Protective Design Engineer Whitman, Requardt & Associates, LLPSenior Protective Design EngineerBaltimore, MD$100,000–$180,000 / yearFull timeIncludes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Mechanical Engineer Bowhead / UIC Technical ServicesMechanical EngineerPatuxent River, MDFive (5) years of specialized experience in mechanical and plumbing schematic design and design development, evaluation of new and existing commercial facilities, industrial and health care facilities similar to the building types prevalent in the NAVFAC Washington Area of Responsibility (AOR). The Mechanical Engineer provides mechanical engineering design and production support from project inception through construction, ensuring technical accuracy, regulatory compliance, and high-quality deliverables for federal infrastructure projects.
Sr. Systems Engineer - Microsoft 365 Trigyn Technologies IncSr. Systems Engineer - Microsoft 365Baltimore, MDTemporaryContractorFull timeExperience managing directory sync into Azure AD and deep knowledge of Azure AD Sync for Federation, authentication, SSO, and directory sync with Azure AD. Systems engineer – Microsoft 365 to develop solutions for e-mail and collaboration tools as well as handle day-to-day operations within the division.
Network Engineer MANTECHNetwork EngineerJoint Base Andrews, MDOccasionally 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. High School Diploma or GED with 7+ years of progressively responsible experience in Network Engineering, Network Analysis, or a related technical discipline.
NewLinux Admin/Test Engineer MAXISIQ, Inc.Linux Admin/Test EngineerHanover, MDWe're seeking a seasoned Linux Admin/Test Engineer to join our elite team in Hanover, Maryland where your work will directly contribute to achieving critical national cyber mission objectives, offering a unique opportunity to make a meaningful impact unlike any other program in this field. Since 2006, MAXISIQ has advanced the state of Cyber RDT&E by bringing together industry expertise in software, hardware, communications and security, and leveraging decades of operational experience to deliver exceptional value to communities and the critical missions they support.
Senior Systems Engineer LeidosSenior Systems EngineerBuckeystown, MD$131,300–$237,350As the Senior System Engineer, you will perform and manage the full spectrum of systems engineering tasks to include requirements analysis, feature, system and interface design, system integration, system testing, as well as working with the SE team in support of Model Based Systems Engineering (MBSE) and all associated documentation. As a senior member of the team, you bring deep expertise in Systems Engineering (SE) and will work closely with Systems Engineers, Software Engineers, Architects as well as Government counterparts on the following key tasks:
Protective Design Engineer Whitman, Requardt & Associates, LLPProtective Design EngineerBaltimore, MD$85,000–$135,000 / yearFull timeIncludes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Protective Design Engineer - Mid-Level Whitman, Requardt & Associates, LLPProtective Design Engineer - Mid-LevelBaltimore, MD$90,000–$150,000 / yearFull timeIncludes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Senior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
NewPrincipal Cybersecurity Engineer- Architecture OneMain FinancialPrincipal Cybersecurity Engineer- ArchitectureBaltimore, MD$130,000–$156,000 / yearAlong with security platform mastery in more than one platform area (IDS/IPS, firewall/WAF, access and identity, malware defense, threat modeling, exposure management, among others), the Principal Cybersecurity Engineer is formally trained in enterprise IT design and architecture practices. The Principal Cybersecurity Engineer has a demonstrated mastery in multiple security and non-security technology platforms, with the ability to both lead and advise on the overall designs and strategies of both security and non-security technologies.
Senior Network Engineer LeidosSenior Network EngineerAccokeek, MD$107,900–$195,050The Senior Systems Engineer will provide technical leadership and support in the areas of IT planning, solution specification/design, implementation and target architecture development for the AFNCR Consolidated Communication Center (CCC). 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.
Sr. Software Engineer JobotSr. Software EngineerGaithersburg, MD$140,000–$165,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
Construction Project Engineer BERING STRAITS GLOBAL INNOVATIONS LLCConstruction Project EngineerHanover, MDThe Project Engineer (PE) is responsible for the assistance in the development, execution and maintenance of a fully effective Project as required by our contract with the Client and Subcontractors and as further defined by the Contractor’s Quality Control Plan (CQCP), Health/Safety/Quality program and in accordance with Company’s policies and procedures; and performs additional managerial responsibilities as necessary or assigned. The candidate will be performing all facets of the Bering Straits East Coast model to include quality control management, submittal tracking, daily reporting, communicating deficiencies to the customer, and other various tasks as assigned.
Software Development Engineer JobotSoftware Development EngineerCape Saint Claire, MD$65–$80 / hourDevelopers at this level are building greater independence, taking ownership of small to medium-sized work items, and strengthening their core engineering skills across multiple application layers, including user interfaces, services, APIs, and data. Our teams include professionals across software engineering, product development, clinical informatics, research, and healthcare technology who share a commitment to reducing complexity and improving outcomes for patients and providers.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerSilver Spring, MD$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.
Data Storage Engineer LeidosData Storage EngineerPoolesville, MD$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. Extensive experience administering enterprise-level data storage systems (Dell Storage Center, Dell Compellent, and Data Domain preferred) with a demonstrated understanding of the following services and technologies.
Senior Transmission Line Engineer LeidosSenior Transmission Line EngineerLanham, MDRemote$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 .
Endpoint Engineer LeidosEndpoint EngineerBowie, MD$87,100–$157,450Ensure proper OS images are deployed to all endpoint devises, test and manage software updates, ensure appropriate and enforce security policies (EDR/AV), and automate workflows to ensure stable, compliant, and efficient computing environments for endpoint migrations. The Defense Enclave Services contract will unify the DoD Fourth Estate Defense Agencies and Field Activities’ (DAFAs) common use information technology systems, personnel, functions, and program elements under the direction of DISA’s Fourth Estate Network Optimization program office.
STRMM Network Engineer BERING STRAITS PROFESSIONAL SERVICES LLCSTRMM Network EngineerAberdeen, MDBering Straits Professional Services (BSPS) is committed to world-class management of global logistics, training and procurement services for U.S. Government agencies. The work environmental characteristics described here are representative of those that must be borne by an employee to successfully perform the essential functions of the role.
NewMalware Reverse Engineer - ( TS/SCI FS Poly Required) Gables Search GroupMalware Reverse Engineer - ( TS/SCI FS Poly Required)Columbia, MD$135,000–$150,000This role involves static and dynamic analysis of malware, identifying functionality, callbacks, adversary infrastructure, and indicators of compromise. We are seeking a highly skilled Malware Reverse Engineer to perform deep technical analysis of malicious binaries.
Systems Engineer LeidosSystems EngineerFrederick, MD$131,300–$237,350This may include decomposing features into workable stories, prioritizing or reprioritizing items in the backlog for upcoming sprints, refining acceptance criteria and complexity estimates or removing tickets that are no longer relevant. Leidos has an exciting opening for you, as our next TS/SCI cleared Systems Engineer, to play a critical role with design, engineering, development and deployment of software supporting the DIA-NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP).
Lead Systems Integration Engineer LeidosLead Systems Integration EngineerClarksburg, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 3, 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.
Enterprise Architect/Systems Engineer LeidosEnterprise Architect/Systems EngineerClarksburg, MD$131,300–$237,350Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. 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.
M365 Engineer LeidosM365 EngineerBethesda, MD$107,900–$195,050Engineer, administer, and provide lifecycle support for Microsoft 365 (government community cloud (GCC) services including but not limited to: Entra ID (Azure AD), Exchange Online, Intune, Teams, Power Platform, Purview. Leidos Dig Mod Health IT division is seeking a skilled and collaborative M365 Engineer to support the HHS enterprise by managing all aspects of Microsoft 365 Government Community Cloud (GCC) Software as a Service (SAAS) offering.
RCDD Technology Engineer JobotRCDD Technology EngineerBaltimore, MD$140,000–$190,000 / 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. This role serves as a trusted advisor to clients, leading technology consulting efforts while supporting business development, proposal preparation, project execution, and team mentorship.
Solution Architect / Engineer LeidosSolution Architect / EngineerCheltenham, MD$131,300–$237,350This role combines high level architectural design with deep technical implementation, requiring an individual who can define target-state architectures, build and optimize solutions, and guide modernization across hybrid and multi cloud environments. Proven hands-on experience designing and implementing solutions across hybrid/multi-cloud environments (AWS and Azure strongly preferred), on-premises data centers, virtualization platforms, and containerized workloads (e.g., Kubernetes/Docker).
Systems Integration Engineer LeidosSystems Integration EngineerMount Airy, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. 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.
Model-Based Systems Engineer LeidosModel-Based Systems EngineerRockville, MD$69,550–$125,725Bachelor’s degree in engineering or related field with 2+ years of prior relevant experience or a master’s degree with at least a year experience in one of these areas: systems engineering, software engineering, test engineering or related field. March 30, 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.
Distribution Engineer II TPI Global SolutionsDistribution Engineer IIWilliamsport, MD$0–$0.01 / hourOur client, a leading electric utility organization, is seeking a Distribution Engineering Technician I/II to support electrical distribution operations, reliability programs, and customer interconnection activities. This role will work closely with engineering, operations, customers, contractors, and installers to support distribution system maintenance, distributed generation programs, and utility reliability initiatives.
Senior Systems Engineer Concurrent Engineering Lead LeidosSenior Systems Engineer Concurrent Engineering LeadGaithersburg, MD$107,900–$195,050The Terminal Flight Data Management (TFDM) program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. Stakeholders will have a shared awareness of flights on the ground and in the air, the ability to exchange data electronically, with the goal of a continuous real-time picture of traffic volume and airport resources, making flights more efficient from gate to gate.
Senior Software Developer LeidosSenior Software DeveloperGaithersburg, MD$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 8, 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.
Senior Information Security Engineer Offensive Security Verite Group, Inc.Senior Information Security Engineer Offensive SecurityMDSeeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements. Bachelor Degree in Computer Science or related field is required or 5 years of direct work experience.
Principal Network Engineer InfovisionPrincipal Network EngineerMultiple LocationsFull timeBGP proficiency across diverse platforms including Azure VWAN, Arista, Aruba, AWS Transit Gateway, Virtual Network Gateways, VPNs, and Palo Alto. This position typically operates as a team of one, but for larger initiatives you’ll coordinate with engineers borrowed from DevOps, Network Security, and other teams for periods ranging from weeks to months.
NewSystems Engineer - Corporate Pratum CompaniesSystems Engineer - CorporateGaithersburg, MD$90,000–$105,000 / yearFull timeThe Systems Engineer works closely with the Senior Vice President of Support Services, internal IT staff, business leaders, and third-party vendors to support infrastructure, cybersecurity, networking, and cloud initiatives. This role is exempt and has an anticipated annualized base salary range of $90k-$105k for a new employee depending on a number of relevant factors including individuals’ experience, qualifications, knowledge, skills, abilities, client/property or company budgetary limitations/guidelines, and other job-related company and market considerations.
Senior Information Security Engineer, Offensive Security GRVTYSenior Information Security Engineer, Offensive SecurityColumbia, MD$175,000–$250,000 / yearSeeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements. Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.
Information Security Engineer I Eagle Bancorp IncInformation Security Engineer ISilver Spring, MD$87,723–$119,493.60 / yearThis role will be focused on assisting with network security operations to host and network-based controls, including but not limited to Antivirus, Endpoint Detection and Response (EDR), Host Intrusion Prevention Systems (HIPS), Intrusion Prevention Systems (IPS), application whitelisting, firewall, Data Loss Prevention (DLP), Security Incident and Event Monitoring (SIEM), Network Monitoring, etc. The role also supports the security of the EagleBank applications and network through creation and timely execution of project plans, tool installations, system upgrades and integrating risk-based threat intelligence into the operational environment, ensuring effective execution of our technical security controls so that risks to the confidentiality, integrity and availability of EagleBank''s information systems and infrastructure are managed.
Principal Information Security Engineer (supporting Naval Research Lab) ASRC Federal Holding CompanyPrincipal Information Security Engineer (supporting Naval Research Lab)MDStrong IT system and application engineering background with experience in Red Hat Enterprise Linux 8/9, Windows 11, Windows Server 2012, Active Directory Group Policy, networking, VMware vSphere 5 & 6, ESS, and ACAS. ASRC Federal System Solutions, a subsidiary of ASRC Federal, is seeking a Senior Principal Information Security Engineer to support our Prime program at Blossom Point Tracking Facility in Welcome, MD for the Naval Research Lab.
Information Security Engineer, Senior T2S SolutionsInformation Security Engineer, SeniorAPG, MDExperience can be substituted for the degree provided the person has BOTH the relevant experience AND is fully Information Assurance (IA) certified in accordance with AR 25-2, Information Assurance, and the associated best business practice for IA Training and certification (IA Training BBP). Must have experience in the following: Writing Configuration Management (CM) Plans and audit software change procedures, software development, software testing, and software documentation to verify compliance with software CM plans and procedures.
Information Security Engineer- Data Security Sinclair IncInformation Security Engineer- Data SecurityHunt Valley, MD$85,000–$112,500 / yearThe Company owns, operates and/or provides services to 177 television stations in 79 markets affiliated with all major broadcast networks; owns Tennis Channel, the premium destination for tennis enthusiasts; and multicast networks CHARGE, Comet, ROAR and The Nest. Additional position requirements include the ability to classify data, accurately deploying and tuning labels, triaging alerts, risk assessing AI technologies, and training staff on data security best practices.
Information Security Engineer, Senior Booz Allen Hamilton IncInformation Security Engineer, SeniorMD$77,600–$176,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
NewInformation Assurance Engineer / Information System Security Officer (ISSO) Cubic CorpInformation Assurance Engineer / Information System Security Officer (ISSO)MD$109,000–$124,000 / yearThe ISSO will be responsible for implementing and maintaining Risk Management Framework (RMF) activities, supporting system accreditation efforts, continuous monitoring, vulnerability management, and cybersecurity compliance across classified and unclassified environments. Company Details: When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people's lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation.
Senior Systems Engineer / Information Systems Security Officer (ISSO) CACISenior Systems Engineer / Information Systems Security Officer (ISSO)Fort Meade, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Join CACI as a Systems Engineer with an Information Systems Security Officer (ISSO) focus, where you will play a key role in ensuring the security, integrity, and reliability of mission‑critical systems.
Senior Systems Engineer / Information Systems Security Officer (ISSO) CACI International IncSenior Systems Engineer / Information Systems Security Officer (ISSO)MD$131,800–$290,000 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Opportunity: Join CACI as a Systems Engineer with an Information Systems Security Officer (ISSO) focus, where you will play a key role in ensuring the security, integrity, and reliability of mission‑critical systems.
Senior Information Systems Security Engineer (ISSE) Power3 SolutionsSenior Information Systems Security Engineer (ISSE)MarylandPower3 Solutions is supporting a cybersecurity and physical security firm committed to protecting the infrastructure that underpins national security. 14+ years of IA System Architecture and Engineering (IASAE) experience, including the last 5 years working with defense-in-depth technologies.