• OCONUS Field Engineer - TS /SCI Polygraph…

    Leidos (Chantilly, VA)
    …team environment. The ideal candidate will have prior experience as either a systems engineer or systems administrator . Prior OCONUS experience and ... + Systems Engineering/Administration + Diagnosing and resolving software, hardware, and network problems + Linux Operating System (using command line) +… more
    Leidos (08/08/25)
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  • Senior NOSC Technician

    Leidos (Reston, VA)
    …seeking a **Senior NOSC ( Network Operations and Security Center) Technician/ Network Administrator ** to support monitoring large-scale operations on a ... tasks, and work orders. **Additional Responsibilities:** + Support Tier I-III system , networking, and engineering personnel to ensure network troubleshooting… more
    Leidos (09/24/25)
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  • Systems Administrator

    Guidehouse (Springfield, VA)
    …**:** Up to 10% **Clearance Required** **:** Active Top Secret SCI ( TS /SCI) **What You Will Do** **:** The System Administrator will provide ... You Will Need** **:** + An ACTIVE and MAINTAINED " TOP SECRET /SCI ( TS /SCI)" Federal or...a COUNTERINTELLIGENCE (CI) polygraph + Bachelor's Degree + Microsoft Systems Administrator Certification + Microsoft Active Directory,… more
    Guidehouse (08/08/25)
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  • Senior AV Programmer

    Intrepid Solutions and Services (Ashburn, VA)
    …customer facilities located within NCR. **Qualifications** **CLEARANCE:** + Active and current Top Secret ( TS )/SCI upon application, required. The selected ... Engineer (CBNE) (desired) + Certified Technology Specialist-Designer (CTS-D) (desired) + Cisco Network Administrator (CNA), or equivalent (desired) + Other AV… more
    Intrepid Solutions and Services (07/16/25)
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  • Cyber Threat Hunt Analyst​

    Leidos (Ashburn, VA)
    …to favorably pass a 5-year (BI) Background Investigation The candidate must currently possess a Top Secret Clearance with the ability to obtain a Top ... (Previously ECSA - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council Certified Incident Handler… more
    Leidos (08/14/25)
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  • ​​Cyber Detection Engineer ​

    Leidos (Ashburn, VA)
    …to favorably pass a 5-year (BI) Background Investigation + The candidate must currently possess a Top Secret Clearance with the ability to obtain a Top ... (Previously ECSA - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council Certified Incident Handler… more
    Leidos (08/15/25)
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  • Systems Administrator

    General Dynamics Information Technology (Langley AFB, VA)
    …will help ensure today is safe and tomorrow is smarter. Our work depends on TS /SCI cleared Systems Administrator joining our team to Support our intelligence ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in… more
    General Dynamics Information Technology (09/23/25)
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  • Systems Administrator

    General Dynamics Information Technology (Bluemont, VA)
    …will help ensure today is safe and tomorrow is smarter. Our work depends on TS /SCI cleared Systems Administrator joining our team to support our intelligence ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in… more
    General Dynamics Information Technology (09/27/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …you will help ensure today is safe and tomorrow is smarter. Our work on a TS /SCI level cleared Systems Administrator joining our team to support our ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Advisor with GDIT. A career… more
    General Dynamics Information Technology (08/26/25)
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  • Systems Administrator (Multiple…

    Noblis (Chantilly, VA)
    …resolve critical incidents within designated resolution timelines Required Qualifications + Active Top Secret ( TS ) clearance with eligibility for Sensitive ... Responsibilities As a Systems Administrator , you will be responsible...web servers. You will support the multi-enclave environment (Unclassified, Secret , and Top Secret /SCI) that… more
    Noblis (09/03/25)
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