• COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator , where you will...to 12 years of related experience + Active DoD Top Secret Clearance with SCI ... for a skilled professional with a solid foundation in Linux administration and a collaborative approach to problem-solving. +...+ Virtualization experience with VMWare or Nutanix. + Active TS // SCI clearance with a current CI Scope… more
    DirectEmployers Association (10/02/25)
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  • COLSA Corporation (Huntsville, AL)
    …+ Experience with Xacta and eMASS + Splunk configuration experience is a PLUS + Active Top Secret clearance with SCI eligibility + Must be able to pass ... + 10 + years working as an ISSE and/or Linux system administrator + Ability to clearly...+ This role is 100% on-site Preferred Qualifications + TS / SCI Security Clearance + Cloud familiarity Applicant… more
    DirectEmployers Association (10/04/25)
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  • COLSA Corporation (Huntsville, AL)
    …equivalent professional experience. + Minimum of 8 years related experience + Active DoD Top Secret Clearance with SCI eligibility; US Citizenship required + ... Linux . + Virtualization experience with VMWare or Nutanix. + Active TS // SCI clearance?with a?current CI Scope Polygraph. Applicant selected will be subject… more
    DirectEmployers Association (09/21/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …DevOps Engineer Position Requirements:** + **Must be a US citizen with an active TS / SCI security clearance** + Bachelors degree in a related field along with ... scanning and network policies **Senior DevOps Engineer Preferred Qualifications:** + An active TS / SCI with CI Poly security clearance + OpenShift Certified … more
    DirectEmployers Association (09/11/25)
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  • Infinity Systems Engineering (Alexandria, VA)
    …of experience in network engineering, administration, or related IT roles. + Clearance: TS / SCI CI Poly + Required Skills: + Experience with network security, ... be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope… more
    DirectEmployers Association (09/30/25)
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  • Quality Assurance Linux…

    Assertive Professionals (Hanover, MD)
    Quality Assurance Linux Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small ... Timeline Open Description Assertive Professionalsis in search of aQuality Assurance Linux Administrator to support orNational Security CustomernearHanover, MD.… more
    Assertive Professionals (09/25/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...vendor updates are received **You'll Bring These Qualifications** + Top Secret / SCI clearance (current), with… more
    CACI International (08/11/25)
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  • Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …technical teams from a service support perspective. Required Qualifications: + Top Secret security clearance and eligible for SCI access + Cloud+ or GICSP ... Time | Comprehensive and competitive benefits Job Title: Sr. Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS / SCI Education:… more
    S4 Inc. (10/08/25)
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  • Principal Linux System Administrator

    BAE Systems (Manchester, NH)
    …in ensuring the integrity, security, and availability of systems operating within Sensitive Compartmented Information Facilities (SCIFs) or other closed ... equipment (up to 40lbs) and work within controlled environments. **In this Principal Linux Administrator position you will make impacts in the following ways;**… more
    BAE Systems (10/07/25)
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  • LINUX Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator ** **- Active Top Secret Required** Seize your ... RQ204512 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (08/02/25)
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