(TS/SCI) Systems Administrator (NGA Contract) Confidential Client(TS/SCI) Systems Administrator (NGA Contract)Springfield, VA$140,000–$155,000 / yearFull timeThe Senior System Administrator is responsible for overseeing the testing of products from development to operational deployment, working with Scrum Masters and developers through the requirements process and contributing to a robust, organized Backlog and streamlined Roadmap for our customers program. (TS/SCI) CI elgibility required.
NewLinux Systems Administrator - TS/SCI-FSP clearance JobotLinux Systems Administrator - TS/SCI-FSP clearanceFort Meade, MD$130,000–$180,000 / year
NewSales Administrator JobotSales AdministratorFairfax, VA$60,000–$80,000 / 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 is an exciting opportunity for a professional to contribute to a growing company, by leveraging their expertise in lead generation, office space planning, workplace solutions, interior solutions, furniture, fixtures & equipment, and office systems.
Systems Administration (Operations Support Specialist) ARCTICOM LLCSystems Administration (Operations Support Specialist)Quantico, VAArcticom, 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. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.
NewSharePoint Senior Administrator LeidosSharePoint Senior AdministratorAlexandria, VA$92,300–$166,850
Nursing Administrator (RN) Apheresis and Marrow Harvesting Program - Relocation Offered! MedStar HealthNursing Administrator (RN) Apheresis and Marrow Harvesting Program - Relocation Offered!Washington, DC$89,065–$162,801Oversees all aspects of Hematopoietic Stem Cell Transplantation (HSCT) Bone Marrow and Peripheral Blood Stem Cell (PBSC) Acquisition / Collection and Bone Marrow Transplant services at Georgetown University Hospital (GUH) which encompasses but is not limited to: The Blood and Marrow Collection Program affiliated with the National Marrow Donor Program (NMDP) for the procurement of blood and marrow cells from unrelated volunteer donors in response to requests from transplant centers within the NMDP network both domestic and international. Supports and assists in development of Operations Plan for the Adult program with the National Cancer Institute (NCI liaison Officer members of Lombardi Comprehensive Cancer Center (LCCC) and Georgetown University Hospital Administration.
NewStaff (Snowflake DBA) OneMain FinancialStaff (Snowflake DBA)Baltimore, MD$95,000–$114,000 / yearPartner with application and analytics teams (e.g., Glue, DBT, Databricks, Power BI, Looker) to deliver secure, performant integrations and reliable data products. OneMain Financial (NYSE: OMF) is the leader in offering nonprime customers responsible access to credit and is dedicated to improving the financial well-being of hardworking Americans.
NewHR & Office Administrator Commercial Express HVAC LLCHR & Office AdministratorSterling, VACommercial Express HVAC is seeking a highly organized and detail-oriented HR & Office Administrator to support our growing team and help deliver an exceptional employee experience. The ideal candidate enjoys building positive relationships with employees, and can effectively balance multiple priorities while maintaining confidentiality and accuracy.
NewDialysis Facility Administrator U.S. Renal CareDialysis Facility AdministratorUpper Marlboro, MD$106,907–$160,361Additionally, if the nursing requirements listed below are not met, an individual may be placed in the Administrator role without them; however, in the absence of these qualifications, there must be a designated Registered Supervising Nurse at the clinic who does possess these qualifications: Must be full-time employee of the Company and available to clinic staff during time clinic is open. · Continuously monitor to ensure that a safe and sanitary physical environment is maintained throughout the facility; that all equipment is maintained and functions properly; and that adequate and appropriate inventory levels of all supplies are available and used correctly.
Systems Administrator 3 Company ConfidentialSystems Administrator 3Quantico, VA$92,175–$124,000Full timeThe Navy Integrated Training Environment (NITE) System Administrator is responsible for administration, maintenance, and cybersecurity defense of all Navy Enterprise Tactical Training Network (NETTN) client and server infrastructure used to support enterprise-wide modeling and simulation applications and services for the NITE. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
IT/VMWare Recruiter Calibre SystemsIT/VMWare RecruiterAlexandria, VAThis role focuses on identifying, engaging, and hiring top talent with deep expertise in VMware products such as vSphere, ESXi, vCenter, NSX, and VMware Cloud platforms. · Manage full-cycle recruiting (sourcing, screening, interviewing, offer negotiation) for VMware-focused positions, including: o VMware Engineers.
NewInformation System Security Officer LeidosInformation System Security OfficerGaithersburg, MD$107,900–$195,050The ISSO is responsible for meeting regulatory and non-regulatory compliance (security best practices) demands, providing leadership over security assessment activities, working across system ownership and management organizations to test security controls, policies, and procedures, providing program management support, team leadership, and participating in and coordinating the support as needed for security assessment and activities The ISSO also manages and enforces government and corporate information security policies, provides training, and educates end users and program staff about proper security practices. The ISSO conducts security and risk assessments as required using a range of security accreditation frameworks (e.g., NIST, RMF, Common Criteria, DoD, the Intelligence Community Directives (ICDs)), and works to mitigate risks by applying security controls effectively to achieve an acceptable degree of operational risk.
Systems Administrator Company ConfidentialSystems AdministratorSpringfield, VA$90,000–$105,000Full timeSystem Administrator: 3 years relevant experience with Bachelors in related field; 1 year relevant experience with Masters in related field; or High School Diploma or equivalent and 7 years relevant experience. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.
Systems Administrator 3 - 23829 (FS Poly Required) Company ConfidentialSystems Administrator 3 - 23829 (FS Poly Required)Fort Meade, MD$87,990–$144,500Full timeThis role requires a strong understanding of various operating systems, networking principles, virtualization technologies, and cybersecurity best practices to ensure the reliability, availability, and integrity of mission-critical systems. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
Systems Administrator 2 - 23828 (FS Poly Required) Company ConfidentialSystems Administrator 2 - 23828 (FS Poly Required)Fort Meade, MD$69,885–$114,800Full timeThis role requires a strong understanding of various operating systems, networking principles, virtualization technologies, and cybersecurity best practices to ensure the reliability, availability, and integrity of mission-critical systems. 3 years relevant experience with Bachelors in related field; 1 year relevant experience with Masters in related field; or High School Diploma or equivalent and 7 years relevant experience.
Hyperconverged Infrastructure (HCI) Systems Administrator Company ConfidentialHyperconverged Infrastructure (HCI) Systems AdministratorSpringfield, VAFull time5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
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.
Systems Administrator - MAJESTIC 26755 Company ConfidentialSystems Administrator - MAJESTIC 26755Springfield, VA$55,000–$135,000Full timeSystems Administrator 4: 10+ years relevant experience with Bachelors; 8 years relevant experience with Masters in related field; or High School Diploma or equivalent and 14 years relevant experience. Systems Administrator 3: 6+ years relevant experience with Bachelors; 4 years relevant experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Help Desk Specialist NuAxis InnovationsHelp Desk SpecialistFalls Church, VAThis role requires strong troubleshooting skills, responsiveness, and adherence to SLA-driven support models. Our technologists have always gone the extra mile to help our federal clients succeed.
Software Developer (C#.NET) Ariel PartnersSoftware Developer (C#.NET)Stafford, VAFull timeWe are looking for team members who share our values of: Integrity to do the right thing even when it hurts; Commitment to the long-term success and happiness of our customers, our people, and our partners; Courage to take on difficult challenges, accept new ideas, and accept incremental failure; and the constant pursuit of Excellence. Candidate will join a team of engineers, scientists, and domain experts taking this long-standing, successful project to the next level by implementing new features, improving automation, and incorporating DevOps and Agile practices.
Platform Operations Manager LeidosPlatform Operations ManagerBethesda, MD$154,050–$278,475You will partner with a multidisciplinary team of systems engineers, developers, integrators, and system administrators to lead efforts in the following areas: System Reliability & Performance — Ensuring uptime, performance, and capacity planning for a large‑scale big data production platform with a microservice architecture running on Kubernetes, Elasticsearch, PostgreSQL, Kafka, and technologies such as Java, Python, React, and low‑code tools like Appian. Leidos is excited to present an opportunity for a TS/SCI‑cleared Platform Operations Manager to join a high‑impact team driving the design, development, and deployment of a modern technology stack supporting the DOMEX Data Discovery Platform (D3P) Modernization Program.
Sr Appian Platform Engineer / Architect LeidosSr Appian Platform Engineer / ArchitectAlexandria, VA$131,300–$237,350The Digital Modernization Sector at Leidos is seeking a dynamic Sr Appian Platform Engineer / Architect to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area. The ideal candidate will possess deep expertise in the Appian low-code platform along with hands-on experience in other low-code/no-code technologies such as ServiceNow, Microsoft Power Platform, Pega, Salesforce, Mendix, OutSystems, or similar enterprise automation platforms.
DevOps Engineer LeidosDevOps EngineerBethesda, 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. April 17, 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.
DevOps Software Engineer - TS/SCI Cleared LeidosDevOps Software Engineer - TS/SCI ClearedBethesda, MD$107,900–$195,050Leidos is looking for our next TS/SCI‑cleared DevOps Software Engineer to join a high‑energy team building and deploying a cutting‑edge technology stack in support of the DIA‑NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP). 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.
NewISSO LeidosISSOAlexandria, VA$107,900–$195,050will assist with tracking, documenting, and remediating vulnerabilities identified by the customer’s Cyber Security division and direct remediation efforts for system administrator staff, provide status updates to government and program leadership, and update relevant RMF packages as required. NIST, RMF, Common Criteria, DoD, and Intelligence Community Directives (ICDs)) and works to mitigate risks by applying security controls effectively to maintain an acceptable degree of operational risk across multiple enclaves in an enterprise environment.
ServiceNow Architect Capgemini Government Solutions LLCServiceNow ArchitectMcLean, VAThe disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
Sr. ServiceNow Business Analyst Capgemini Government Solutions LLCSr. ServiceNow Business AnalystMcLean, VAReview user’s requests for new or modified computer programs to resolve feasibility, cost and time required, compatibility with current system, and computer capabilities, analyze and outline steps required to develop programs, using structured analysis and design, plan, develop, test, and document computer programs, applying knowledge of applicable computer system/platform application. With its strong 55-year heritage and deep industry expertise, Capgemini is trusted by its clients to address the entire breadth of their business needs, from strategy and design to operations, fueled by the fast evolving and innovative world of cloud, data, AI, connectivity, software, digital engineering and platforms.
SQL Database Administrator - Majestic Company ConfidentialSQL Database Administrator - MajesticSpringfield, VAFull time5+ years of hands-on systems administration of Microsoft SQL Server (2016 - 2022) and enterprise server applications, specializing in Windows Server Failover Clustering (WSFC), Always On Availability Groups, SQL Server Management Studio (SSMS). 3+ years of experience managing SQL Server integrated within a Microsoft AD domain and forest, including service account security (gMSAs), Kerberos constrained delegation (SPNs), and DNS/DHCP configurations for multi-subnet clusters.
SharePoint Content Administrator Company ConfidentialSharePoint Content AdministratorSpringfield, VA$95,085–$130,000Full timeOffice SharePoint Server (MOSS) and Outlook Web Apps (OWA) 10 provide an enterprise platform 10 share and manage content, knowledge, and applications to empower teamworks quickly find information, and be able to collaborate across the organization. 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Systems Administrator Amentum Services IncSystems AdministratorHanover, MD$165,000–$175,000 / yearThe Windows Systems Administrator will be involved in the testing, preparation and deployment of Active Directory GPO's and RBAC as well as automated server and workstation imaging and patching utilizing Windows MCM. responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Systems Administrator AmentumSystems AdministratorHanover, MarylandThe Windows Systems Administrator will be involved in the testing, preparation and deployment of Active Directory GPO’s and RBAC as well as automated server and workstation imaging and patching utilizing Windows MCM. responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Windows Systems Administrator - McLean, VA - TS/SCI PGTEKWindows Systems Administrator - McLean, VA - TS/SCIMcLean, VirginiaWe are seeking a highly skilled Senior System Administrator to join a dynamic infrastructure team supporting next-generation technologies, including initiatives in the Artificial Intelligence (AI) space. PGTEK is a true consulting organization dedicated to helping clients achieve their business and technology objectives utilizing our decades of experience and business relationships.
Windows Systems Administrator Leidos Holdings IncWindows Systems AdministratorChantilly, VA$92,300–$166,850 / yearConfigure and administer Windows Server Operating Systems including Group Policy Objects, Active Directory Users and Computers, DNS, Active Directory Sites and Services, WSUS, SQL, and IIS. 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.
Windows Systems Administrator Quadrant, Inc.Windows Systems AdministratorArlington, VA10 years of relevant IT systems engineering or systems administration experience supporting enterprise Windows environments. Support incident, change, and configuration management processes in accordance with lifecycle support requirements.
Windows Systems Administrator Fantom CorporationWindows Systems AdministratorMcLean, VirginiaEstablished in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services , and Cloud-certified practitioners. Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider.
Windows Systems Administrator ManTech International CorpWindows Systems AdministratorChantilly, VAMANTECH seeks a skilled and motivated Windows Systems Administrator to join our team of top Information Technology and Analytic professionals in Chantilly, VA. Requisition R66437 Locations USA-VA-Chantilly Posting Date 03032026 Security Clearance Required TSSCI w Poly Remote Type Onsite Time Type Full time.
SCCM/Windows Systems Administrator Leidos Holdings IncSCCM/Windows Systems AdministratorBethesda, MD$73,450–$132,775 / yearLeidos Digital Modernization is seeking a skilled SCCM/Windows Systems Administrator to support the Defense Intelligence Agency (DIA) National Digital Exploitation & OSINT Center (NDOC) IT Operations and Maintenance (O&M) program. Manage and support Public Key Infrastructure (PKI) services, including certificate issuance, renewal, revocation, and troubleshooting for Windows servers, applications, and user authentication mechanisms.
Windows Systems Administrator ManTechWindows Systems AdministratorChantilly, VAMust be able to use hands to operate a computer and other office productivity machinery such as a calculator, copy machine, and computer printer. MANTECH seeks a skilled and motivated Windows Systems Administrator to join our team of top Information Technology and Analytic professionals in Chantilly, VA.
NewWindows Systems Administrator (Windows, Linux & DevOps) CredenceWindows Systems Administrator (Windows, Linux & DevOps)McLean, VAThis role requires a professional who is equally comfortable managing Windows-based infrastructure, supporting Linux systems, and implementing modern DevOps practices to improve system reliability, scalability, and operational efficiency. Credence is seeking a highly skilled Windows Systems Administrator with Linux and DevOps experience to support the Enterprise Sourcing, Medical and Contingency (ESMC) Portfolio Hosting Support Contract.
Systems Administrator 3 (Clearance) PROLIM Global CorporationSystems Administrator 3 (Clearance)Baltimore, MDRemoteBasic Qualifications: • Associates degree and 10 years of relevant experience or • Bachelors degree and 8 years of relevant experience or • A Masters degree and 6 years of relevant experience • A High School diploma or equivalent and 12 years of relevant experience may be considered in lieu of a completed degree. • Maintain smooth operation of multi-user computer systems, including coordination with network software and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
SME Systems Administrator Revolutional, LLCSME Systems AdministratorLorton, VAThe Systems Administrator will manage and troubleshoot enterprise networks, servers, virtual environments, and security configurations while collaborating on the design and maintenance of the CALEA Continuity of Operations (COOP) site in Scottsdale, AZ. This position supports DHS's mission while contributing to Harmonia's overarching goals: delivering premier technology services, driving mission-focused innovation, sustaining organizational excellence, and being an employer of choice for skilled professionals.
Systems Administrator with TS/SCI, FS (Systems Administration, Associate) The Mil CorpSystems Administrator with TS/SCI, FS (Systems Administration, Associate)Tysons Corner, VA$125,000–$200,000 / yearThe MIL Corporation (MIL) is a dynamic workforce of industry professionals who deliver world-class solutions in cyber, engineering, financial management, and information technology - and we are looking for candidates like you! Installing, configuring and removing system hardware (servers, workstation, monitors, printers, plotters, scanners, transceivers, network interface cards, network physical links, etc.).
Lead Systems Administrator Science Applications International CorpLead Systems AdministratorChantilly, VAIn addition to maintaining a private Customer Cloud, candidates should expect to gain experience in new administration technologies; tackle individual and group projects; work closely with other IT professionals; and participate in a growing ever-changing mission. By providing the information below and checking the boxes referenced, you acknowledge and consent to SAIC''s Privacy Policy to include access and use of your information for the purposes of sharing your information for possible employment recruitment effects by SAIC and it''s third party vendors.
Principal Windows Systems Administrator - Polygraph Northrop Grumman CorpPrincipal Windows Systems Administrator - PolygraphDulles, VA$103,600–$155,400 / yearPreferred Qualifications: The ideal candidate will have a Bachelor's degree in Information Technology, a Security+ CE, MCSE (or similar Microsoft cert), and 6 years of Windows Server, VMWare, Active Directory, Microsoft Exchange, and Group Policy administration experience within classified environments. Candidates must meet the U.S. Government 8140 baseline certification requirements (8570 equivalent) for a Principal Computer Systems Analyst - IAT Level II (examples: Security+ CE, CCNA-Security, CND, CySA+ , RHCSA).
DevSecOps Systems Administrator CACIDevSecOps Systems AdministratorReston, VirginiaThe Technical Development Team will work closely with functional resources, solution developers, database administrators, information assurance specialists and configuration change management resources to perform analysis, design and development, testing, and deployment of changes to existing software as well as new solutions for the customer. Pay 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.
Senior Systems Administrator - RHEL Science Applications International CorpSenior Systems Administrator - RHELSpringfield, VACertifications (CWF Requirements): Candidates must satisfy Cybersecurity Workforce Framework (CWF) ID 451 (System Administrator - Intermediate Level) requirements, as outlined by Navy COOL. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services.
Senior Cloud Systems Administrator Science Applications International CorpSenior Cloud Systems AdministratorUpper Marlboro, MD$80,001–$120,000 / yearJob Duties: Work in tandem with the IDSL Cloud Security Administrator, Corporate Cyber Team, and customer security representatives, to maintain cloud system configurations, security strategies, policies, and procedures in support of Approval to Operate (ATO) certifications and the Confidentiality, Integrity and Availability (CIA) triad. These in-house developed, high availability environments are leveraged by the IDSL team in the evaluation of emerging hardware and software technologies designed to improve the efficiency, effectiveness, and satisfaction of travel and trade processes used by our customers.
Sr Systems Administrator StratAcuity Staffing Partners IncSr Systems AdministratorReston, VA$70–$90 / hourIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.