• Windows Systems Administrator

    CACI International (Mclean, VA)
    Windows Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... None * * * **The Opportunity:** The Windows System Administrator & Team Lead is part of a Team...feedback and one on ones. **Qualifications:** **_Required:_** + Active TS / SCI w/ Poly clearance is required +… more
    CACI International (09/15/25)
    - Related Jobs

  • Systems Administrator /Site Representative

    CACI International (Fort Belvoir, VA)
    …certification (Security+) + Knowledgeable on system troubleshooting processes + Familiar with UNIX/ Linux Operating Systems + ** TS / SCI clearance with the ... Systems Administrator /Site Representative Job Category: Information Technology...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (08/29/25)
    - Related Jobs

  • Cloud Systems Administrator V

    Criterion Systems (Reston, VA)
    …experience. Additional experience may be considered in lieu of degree. + Must have TS / SCI with active (<= 6 years) polygraph. Will consider candidates with poly ... + Experience supporting security audits and testing events. Security Clearance Level + TS / SCI with Polygraph (current) Work Schedule + Full-time on-site at… more
    Criterion Systems (08/08/25)
    - Related Jobs

  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of everything ... a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart...relevant experience. + Active and transferable US government issued TS / SCI CI Poly security clearance is required… more
    RTX Corporation (09/26/25)
    - Related Jobs

  • Log Aggregation Administrator , SME

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …* Education and/or Experience: Bachelor's degree and/or 10+ years of experience * Security Clearance: TS / SCI required with the ability to obtain a TS / SCI ... **Log Aggregation Administrator , SME** **Category:** Business Consulting, Strategy and Digital...with the following is essential: o Operating systems, including Linux and Windows. o Cloud computing concepts and services.… more
    CGI Technologies and Solutions, Inc. (09/30/25)
    - Related Jobs

  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    …have Security+ certification or DoD 8570 Level II equivalent within 90 days of hire* TS / SCI Clearance required and eligibility to obtain a Poly* UNIX, Windows, ... Systems Administrator EOE Statement We are an equal employment...Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Non-Exempt Security Clearance Requirements Active TS / SCI Clearance and eligibility to… more
    William C Brown Inc (07/16/25)
    - Related Jobs

  • Systems Administrator

    Arena Technical Resources, LLC (Langley, VA)
    …Systems Administrator Location: Langley, VA Eligibility: Candidate must possess a TS / SCI Clearance w/ a Full Scope Polygraph Job Description: Maintains an ... Systems Administrator Location: Langley, VA, US Job ID: ATR...Level II equivalent within 90 days of hire * TS / SCI Clearance required and eligibility to obtain… more
    Arena Technical Resources, LLC (09/30/25)
    - Related Jobs

  • Senior Systems Administrator

    Leidos (Vienna, VA)
    …Provide expert support in the administration and maintenance of the Enterprise Linux infrastructure + Provide support in information security system requirements ... procedures (startup/shutdown, backup, upgrade) **Required Clearance:** Active and in-scope TS / SCI with polygraph required for consideration. US citizenshipis… more
    Leidos (07/29/25)
    - Related Jobs

  • Tier 2 Systems Administrator

    CACI International (Springfield, VA)
    Tier 2 Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this...bases. **Qualifications:** _Required_ : * Must have an active TS / SCI with Poly * Must have at… more
    CACI International (09/20/25)
    - Related Jobs

  • System Administrator

    System One (Springfield, VA)
    …Type: Contract To Hire Contractor Work Model: On-site - Full Time Security Clearance: TS / SCI with the eligibility to obtain a CI Poly Contact: ###@altaits.com ... The Systems Administrator will work closely with both on-site and remote...equivalent combination of education and years of experience. + TS / SCI Clearance required and eligibility to obtain… more
    System One (09/16/25)
    - Related Jobs