• Senior Systems Engineer Tier III

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    **Overview** SENIOR SYSTEMS ENGINEER | TIER III (MIELS): Bowhead is seeking Senior Systems Engineers to support a customer in Stafford, VA. Support for the ... sustainment. **Responsibilities** + Provide advanced technical support and troubleshooting for complex system issues both on prem and in the cloud. + Resolve… more
    UIC Government Services and the Bowhead Family of Companies (01/09/26)
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  • Systems Engineer - Research and Development…

    KBR (Chantilly, VA)
    …ideal candidate will have experience within the Intelligence Community with a high level of familiarity with standard systems engineering approaches and modeling ... Title: Systems Engineer - Research and Development - Senior...managing and controlling the definition and management of the system configuration and the translation of the system more
    KBR (10/29/25)
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  • Senior Windows Systems Administrator

    Leidos (Arlington, VA)
    **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Windows Systems Administrator_** in support of the Air Force National Capital (AFNCR) ... file shares management & Windows DFS Shares. + Implement and maintain robust system hardening techniques using security compliance tools such as Evaluate STIG, SCAP,… more
    Leidos (01/07/26)
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  • Sr. System Administrator

    Arena Technical Resources, LLC (Reston, VA)
    …expert level support and mentoring for Mid and Junior System Administrator personnel. * Develops and maintains installation and configuration procedures for ... Sr. System Administrator Location: Reston, VA, US Job ID:...and execution of major projects/maintenance activities. * Provides advanced level administration and troubleshooting of Active Directory, GPO, DNS,… more
    Arena Technical Resources, LLC (01/16/26)
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  • Senior UNIX System Engineer w/Secret…

    TekSynap (Radford, VA)
    …Linux, Oracle Enterprise Linux, and Solaris UNIX servers. + Monitor and tune system performance to ensure optimal operations across a mixed customer environment. + ... Plan and implement new system hardware and software, including lifecycle management and firmware...QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. +… more
    TekSynap (10/25/25)
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  • Senior Information Systems Security Officer

    Steampunk (Mclean, VA)
    **Overview** **Steampunk wants** you to be a **Senior Information Systems Security Officer (ISSO)** on our team to support a government customer on site in ... position are to support all activities that ensure the level of security documented with the security authorization is...Acceptance Memos to assist in the effective management of system risks + Conduct an annual assessment in accordance… more
    Steampunk (12/13/25)
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  • Senior Information Systems Security…

    Amentum (Warrenton, VA)
    …requirements using intimate knowledge of security design best practices for information systems . throughout the system development life cycle to support the ... change. **Responsibilities:** The duties and responsibilities of the **Senior Information System Security Engineer (ISSE)** include, but are not limited to, the… more
    Amentum (01/09/26)
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  • Systems Integration Engineer 4

    M. C. Dean (Vienna, VA)
    …designing the systems architectural framework for large complex resilient systems and formulating high- level architectural solutions to ensure implemented ... industrial control, power control, energy management control, and transit control systems . + Create, review, and/or approve system engineering documentation… more
    M. C. Dean (11/26/25)
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  • Systems Analyst

    Leidos (Norfolk, VA)
    system functional specifications, configuration of physical and virtual systems , and backup/recovery of IT infrastructure *Support duties may include updating ... **Description** **More About the Role:** Leidos is seeking a System Administrator to support efforts for Service Management, Integration, and Transport (SMIT),… more
    Leidos (01/10/26)
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  • Senior SIGINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …+ Facilitate readiness, release planning events, and demonstrations in support of system and acquisition- level sprints and increments + Review Request for ... Corporation, a fast-growing defense contractor focused on providing the US Government a level of service that surpasses the epitome of excellence. Our core services… more
    Sciolex Corporation (01/07/26)
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