• Senior Network Engineer Data Center…

    ManTech (Charlottesville, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Network Engineer Data Center Manager** to join our team supporting our customer in the ... not limited to:** + Serves as a Data Center Manager/ Sr . Network Engineer at customer's Primary Data...years of related experience in computer hardware, software, networking systems , and in the set-up, configuration, use, and troubleshooting… more
    ManTech (12/31/25)
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  • Senior Software Engineer - Training…

    RTX Corporation (Sterling, VA)
    …are eligible for a security clearance​ **Security Clearance:** Secret - Current ** Senior Software Engineer ** **- Training System Software (Onsite)** We are ... Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is...currently searching for a Sr . Software Engineer to join our team… more
    RTX Corporation (12/16/25)
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  • Senior Specialist, Systems

    L3Harris (Springfield, VA)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Systems Engineer - Strategic Planner (TS/SCI w/ CI Poly ... Description: L3Harris Technologies currently has an opening for a Senior Specialist, Systems Engineer -...minimum of 8 years of prior related experience. + Active Top Secret/SCI with Poly clearance required. + 2+… more
    L3Harris (10/16/25)
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  • Information Systems Security…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer (ISSE) - Senior ** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... team to deliver state-of-the-art capabilities. The Information System Security Engineer (ISSE) designs, implements, and manages security solutions for information… more
    CGI Technologies and Solutions, Inc. (12/26/25)
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  • Senior Systems Engineer Tier…

    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 ... (TTPs) + Preferred: Active CISSP + Preferred: Master's degree in information systems management or related field. Physical Demands: + Must be able to lift 25… more
    UIC Government Services and the Bowhead Family of Companies (01/09/26)
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  • Senior Systems Engineer

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior -level Engineer ** in our **Intel Sector Analysis Solutions Business Area (ASBA)** . ... Solutions Business Area!** **Job Summary:** We are hiring a Senior -level Engineer . In this role, you will...and secure communication with stakeholders. + Test equipment and systems in compliance with established policies and procedures. +… more
    Leidos (01/09/26)
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  • Senior Systems Engineer

    M. C. Dean (Vienna, VA)
    …includes secure cloud-hosted and on-premises environments. As part of the team, the ** Senior Systems Engineer ** 's responsibilities will include (but will ... + **Producing detailed system design** , including network and systems infrastructure, application hosting, cloud services, and related components, integration… more
    M. C. Dean (11/28/25)
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  • Acquisition Systems Engineer

    SAIC (Chantilly, VA)
    …efforts as part of an exciting and innovative set of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) ... in acquisition and execution of mission critical systems . The Acquisition Systems Engineer ...future contracts. **Qualifications** **Required Qualifications:** + Must possess an active TS/SCI clearance with polygraph. + Bachelors and 14… more
    SAIC (11/21/25)
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  • Senior Security Systems

    Cydecor, Inc. (Dahlgren, VA)
    …unyielding commitment to Excellence, what separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and ... Federal Government solutions provider, delivering differentiated innovations in mission systems and business platforms. We leverage leading-edge secure systems more
    Cydecor, Inc. (12/21/25)
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  • Systems Engineer - Senior

    Parsons Corporation (Centreville, VA)
    …possible. **Job Description:** Our Special Programs and Systems team is hiring a Senior Systems Engineer with a passion for mission excellence in our ... status in a small team environment to enable operational success of deployed systems . This role includes system design, configuration, and debugging of Linux … more
    Parsons Corporation (12/06/25)
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