• Applied Research Associates, Inc. (Herndon, VA)
    …network policies ** Senior DevOps Engineer Preferred Qualifications:** + An active TS /SCI with CI Poly security clearance + OpenShift Certified Administrator ... **Description** ARA is looking for a Senior DevOps Engineer with strong expertise in OpenShift...clusters + **Documentation** : Maintain thorough documentation of infrastructure, systems , and processes **Offer is contingent upon contract award.**… more
    DirectEmployers Association (09/11/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...(VDI Desktops). + Security Clearance Level: DOE Q or TS * Random Drug Screening* Required Skills and Abilities: Written… more
    General Dynamics Information Technology (09/16/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Reston, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Systems Administrator ** Transform technology into opportunity as ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...a Senior Systems Administrator with GDIT. A career in… more
    General Dynamics Information Technology (10/01/25)
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  • Senior Systems Administrator

    SAIC (Arlington, VA)
    **Description** SAIC is seeking a motivated, career and customer-oriented ** Senior Systems Administrator ** to join our team in Arlington, VA, supporting the ... years of experience. **Clearance and certification requirements:** + Active Top Secret clearance; ability to obtain a TS /SCI required to maintain employment.… more
    SAIC (09/26/25)
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  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our ... Chantilly, VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with the ability to obtain SCI, as well as a Polygraph.… more
    Leidos (10/10/25)
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  • Senior Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd If… more
    Leidos (09/26/25)
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  • Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior ... within the environment. This role covers the management of enterprise systems , storage, patching, and endpoint solutions across Windows platforms. The role… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Senior Linux Systems

    ManTech (Chantilly, VA)
    **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become ... to drive impactful solutions in support of critical government missions. As a ** Senior Linux Systems Administrator ,** you will help maintain and… more
    ManTech (08/30/25)
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  • Senior IT Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests to… more
    ManTech (08/20/25)
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  • Senior IT Systems

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests to… more
    ManTech (08/20/25)
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  • SAP NS2 Senior Cloud Engineer/…

    SAP (Herndon, VA)
    …for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with Polygraph Required** **NS2 ... for this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for… more
    SAP (10/21/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    …that provides attribute data via an LDAP interface to hundreds of various Sponsor systems Required Qualifications + Active TS /SCI with Polygraph + BS degree and ... **Description** Leidos is seeking a System Administrator for a technical development program supporting the...+ Must be an expert in using Linux-based operating systems + Must have strong Bash skills + Must… more
    Leidos (10/10/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This ... while supporting a small team responsible for managing a wide range of mission-critical systems . **Key Details** : + Work hours fall within the core shift range of… more
    Leidos (07/29/25)
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  • Juniper Network Administrator - TS

    Three Saints Bay (Washington, DC)
    …application problems. + Perform any other related duties as assigned by the Senior Systems Administrator , Technology or other appropriate administrator ... **Juniper Network Administrator - TS /SCI Required (5171)** Location **Washington, DC**...**Position Requirements:** + **US Citizen.** + **Active Top - Secret Clearance with SCI eligibility.** + BS degree in… more
    Three Saints Bay (09/18/25)
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  • Azure Cloud Solution Architect - CTJ - Top

    Microsoft Corporation (Arlington, VA)
    …security screenings: + The successful candidate must have an active US Government Top Secret Security Clearance. Ability to meet Microsoft, customer and/or ... helping enterprise customers accelerate their digital transformation. In this senior , customer-facing role, you'll lead strategic technical engagements, advise… more
    Microsoft Corporation (10/16/25)
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  • Senior Network Administrator

    General Dynamics Information Technology (Washington, DC)
    …RQ207118 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Required:** Yes **Job Description:** Transform technology into opportunity a Network Computer Systems Administrator with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (09/11/25)
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  • Network Systems Engineer - TS /SCI…

    Parsons Corporation (Mclean, VA)
    …to learning and applying new technologies. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for this ... what's possible. **Job Description:** Parsons is looking for an amazingly talented **Network Systems Engineer** to join our team! In this role, you will get to… more
    Parsons Corporation (09/09/25)
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  • Network Operations Center Technician - TS

    TEKsystems (Reston, VA)
    … II functions and services in support of the agency and customers on Unclassified, Secret , and Top Secret networks. The candidate will monitor, manage, ... ts /sci, remedy ticketing system, customer service, active directory Top Skills Details Noc,Network operations center,Tcp/ip,Monitoring tools,dns,dhcp, ts /sci,remedy… more
    TEKsystems (10/14/25)
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  • SharePoint Engineer (Back End) - TS /SCI

    General Dynamics Information Technology (Sterling, VA)
    …RQ208494 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... area of responsibility + Communicate with other program personnel, government overseers, and senior executives WHAT YOU'LL NEED: + Active TS /SCI clearance and… more
    General Dynamics Information Technology (10/08/25)
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  • Cyber Security Analyst SME - TS /SCI w/…

    General Dynamics Information Technology (Mclean, VA)
    …RQ204159 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... analysis. + Prepare risk reports and present findings to senior management. + Stay updated on the latest cyber...+ Provide vulnerability analysis and reporting on accredited information systems . Experience in scanning information systems using… more
    General Dynamics Information Technology (10/01/25)
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