• Senior Systems Administrator

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to ... is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain...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

    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...with one or more of the following: Domain controllers, Active Directory, DNS servers, DHCP and Group Policy Object.… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Specialist Systems

    L3Harris (Springfield, VA)
    …security. Job Title: Senior Specialist, Systems Engineering - Information Technology Senior Systems Administrator ( Active TS/SCI w/ CI Poly ... (100% Onsite) Job Description: L3Harris Technologies is seeking an experienced Information Technology Senior Systems Administrator or Mid-to- Senior Level… more
    L3Harris (09/04/25)
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  • Senior Network/ Systems

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2024-4892_… more
    GovCIO (10/08/25)
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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 ... critical infrastructure customers. Must be a US Citizen with active TS/SC with Poly; NS2 does not offer Visa...internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate… more
    SAP (07/22/25)
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  • Senior Cloud Systems

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... and maintenance of system components + Working with IdAM, Active Directory, LDAP resources + Work effectively in a...be available based on position level and/or job specifics. ** Senior Cloud Systems Administrator ** **115946BR**… more
    BAE Systems (09/09/25)
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  • Senior VMware Administrator

    General Dynamics Information Technology (Quantico, VA)
    …along with a drive for innovation to GDIT. Our ** Senior VMWare Administrator ** must have: + **Security Clearance Level:** Active Secret clearance (Must be ... Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior VMware Administrator ** at GDIT. Shape what's next for… more
    General Dynamics Information Technology (10/08/25)
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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...where authentication, authorization, and accounting actives are controlled by Active Directory with PKI certificates and Single Sign On.… 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 ... a Senior Systems Administrator with GDIT. A career in...activities. + Provides advanced level administration and troubleshooting of Active Directory, GPO, DNS, DHCP, and Domain Controllers. **Required… more
    General Dynamics Information Technology (10/01/25)
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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 ... meaningful contributions, from the seabed to outer space. The Senior System Administrator will handle system administration...Scope Polygraph + 5+ years of experience as a systems administrator + 5+ years of experience… more
    The Boeing Company (10/08/25)
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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 Systems Administrator

    Indigo IT, LLC (Washington, DC)
    Senior Systems Administrator Washington, DC SUMMARY: Founded in 2001, Indigo IT is an award winning information technology consulting and services company. ... reliability and performance of the system. Required Qualifications: + Active Secret Clearance + Minimum of five (5) years...years of experience or equivalent work experience as a systems engineer/ administrator + Preference of Bachelor's degree… more
    Indigo IT, LLC (08/13/25)
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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 ... seven (7)or more years of experience. **Clearance and certification requirements:** + Active Top Secret clearance; ability to obtain a TS/SCI required to maintain… more
    SAIC (09/26/25)
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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 (Alexandria, VA)
    …Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our ... key role in managing, securing, and optimizing high-performance, mission-critical systems that directly support the customers intelligence and geospatial… more
    Leidos (10/10/25)
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  • Senior Systems Administrator

    ManTech (Lothian, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Administrator ** to join our team in **Patuxent River, MD.** This is a full-time ... work with computer hardware engineers to integrate hardware and software systems and develop specifications and performance requirements. + May maintain databases… more
    ManTech (10/08/25)
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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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  • 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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  • Database Administrator - Senior

    Amentum (Washington, DC)
    …and integration of systems through database design. The Database Administrator ( Senior ) will administer and test computer databases, applying knowledge ... We are searching for a Top Secret cleared Database Administrator ( Senior ) to join our team in...of database management systems . You will coordinate changes to computer databases and… more
    Amentum (07/24/25)
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