• Senior Systems Administrator

    V2X (Bangor, WA)
    …responsibility, and professionalism. We are hiring a Senior Systems Administrator III Generalist - active TS /SCI clearance to support our government ... required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to...the Principal Systems Administrator , the Senior Systems Administrator will provide… more
    V2X (09/05/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS /SCI clearance to support our government ... required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to...to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports… more
    V2X (08/07/25)
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  • Senior Systems Administrator

    Exeter Government Services, LLC (Miami, FL)
    …5 years of System Admin experience Position Description: Exeter Government Services is seeking a Senior Systems Administrator (SA) to work for SOUTCOM on a ... SCITES - Senior System Administrator Location: Doral, FL Required Clearance: TS or Secret w/SSBI (Tier 5 Investigation) Certifications: DoDM 8570 IAT… more
    Exeter Government Services, LLC (09/07/25)
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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

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... any processes related to these systems . The Senior Systems Administrator will Configure...Network+, or System Security Certified Practitioner (SSCP). + A TS /SCI clearance with a Polygraph is required to begin… more
    CACI International (09/25/25)
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  • Senior Specialist Systems

    L3Harris (Springfield, VA)
    Senior Specialist, Systems Engineering - Information Technology Senior Systems Administrator (Active TS /SCI w/ CI Poly Required) Job Code: 26996 ... Description: L3Harris Technologies is seeking an experienced Information Technology Senior Systems Administrator or Mid-to-...of 10 years of prior related experience. + Active Top Secret /SCI w Poly Security Clearance. +… more
    L3Harris (09/04/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (4521)at SMX(View...hot fixes **Required Skills and Experience:** + Clearance Required: Top Secret + An interim TS ... River, MD SMX is looking for a highly motivated ** Senior Systems Administrator ** with demonstrated...is required to start; will consider upgrading candidate from Secret + BS or BA degree in a Technical… more
    SMX (10/03/25)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator , Windows Location...AND CLEARANCE: + Must be a US Citizen + Top Secret security clearance is required with T5 ... Foundation Family of Companies (FOCs) is looking for a Senior Windows Systems Administrator Range...investigation level. (Applicants selected either must currently possess a Secret clearance or will be subject to a government… more
    Alaka'ina Foundation Family of Companies (09/19/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... ** Systems Administrator ** with demonstrated experience to maintain...virtual networking. **Required Skills and Experience:** + Clearance Required: Top Secret + Bachelor's degree in a… more
    SMX (10/03/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (4718)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... Senior Systems Administrator to join...Senior Systems Administrator to join our team in...supporting the customer environment. **Required Skills/Experience** + Clearance Required: Top Secret + Deep understanding of NMCI,… more
    SMX (10/03/25)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator (Linux) Location...AND CLEARANCE: + Must be a US Citizen + Top Secret security clearance is required with T5 ... Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range...investigation level. (Applicants selected either must currently possess a Secret clearance or will be subject to a government… more
    Alaka'ina Foundation Family of Companies (09/19/25)
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  • Senior Systems Administrator

    The Boeing Company (Herndon, VA)
    …and Security (IDT&S) organization Specialized Infrastructure Operations group is currently seeking a ** Senior Systems Administrator ** to join the team in ... Scope Polygraph + 5+ years of experience as a systems administrator + 5+ years of experience...eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required).… more
    The Boeing Company (09/26/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Quantico, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior Systems Administrator ** with GDIT. A career in ... criminal, terrorism, sabotage, espionage and subversive activities. **HOW OUR SENIOR SYSTEMS ADMINISTRATOR WILL MAKE...ServiceNow. **WHAT YOU'LL NEED:** + **Security Clearance Level:** Active Top Secret clearance (Must be TS more
    General Dynamics Information Technology (08/09/25)
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  • NAVAIR Senior Systems

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Salary | Full Time NAVAIR Senior Systems Administrator Overview: JHNA is currently seeking a talented Senior Systems ... be performing System Administration functions on Aircraft or Weapons Systems networks, and maintaining and upgrading network infrastructures across... Secret Clearance with the ability to obtain Top Secret . Interim TS to… more
    JHNA (09/16/25)
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  • Senior Systems Administrator

    PingWind INC (Doral, FL)
    Senior Systems Administrator - SCITES Doral, FL (http://maps.google.com/maps?q=Doral+FL+USA) Job Type Full-time Description Location:Doral, Florida Required ... Clearance: TS -SCI - can start with a Secret ...a related IT career field Seeking an IT Microsoft Systems Administrator to help maintain the USSOUTHCOM… more
    PingWind INC (08/13/25)
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  • Senior Systems Administrator

    TekSynap (Philadelphia, PA)
    …- Secret IT-I (Tier 5/SSBI) Critical-Sensitive clearance. **Overview** We are seeking a Senior Systems Administrator to join our Defense Logistics Agency ... + Ensure the stability, functionality, and security of in-house computer software systems and network connections across local and remote environments. + Plan,… more
    TekSynap (08/08/25)
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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 Linux Systems

    General Dynamics Information Technology (Macdill AFB, FL)
    …Advance how our customers operate while you advance your career. Join GDIT as a ** Senior Linux Systems Administrator ** and build an impactful career in ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...like you. **MEANINGFUL WORK AND PERSONAL IMPACT:** As a ** Senior Linux Systems Administrator ** ,… more
    General Dynamics Information Technology (09/26/25)
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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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