• Linux Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems/Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, focused on ... Requirements: + US Citizenship with an active Top Secret Clearance with ability to obtain SCI (Active and/or PR within last 6 years). + CI Poly (active or ability to… more
    SAIC (12/06/25)
    - Related Jobs

  • System Engineer , Physical Security

    Tyto Athene (Chesapeake, VA)
    **Description** Tyto Athene is searching for an experienced **System Engineer , Physical Security** to support one of our DoD programs. This individual will be ... such as PACS, IDS/PIDS, VMS, and other related low voltage systems for highly sensitive areas such as SCIF. **Qualifications** **Required:** + Ability to obtain a CI… more
    Tyto Athene (12/05/25)
    - Related Jobs

  • Senior Network Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior** **Network Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... and routing, firewalls, SAN directors, as well as virtual and cloud -hosted networking technologies. + Installing, configuring, and maintaining entire physical… more
    ManTech (12/03/25)
    - Related Jobs

  • Data Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Arlington, VA)
    Data Security Engineer Key Role: Architect, deploy, and configure data security solutions across various clients for DoD, IC, and civilian federal clients. Create ... building custom policy to ensure positive control of data across hybrid cloud environments. Basic Qualifications: + 3+ years of experience designing, deploying, and… more
    BOOZ, ALLEN & HAMILTON, INC. (12/03/25)
    - Related Jobs

  • Mid-Level Systems Engineer

    Leidos (Chantilly, VA)
    …of the Decision Advantage Solutions Business Area, is currently seeking a Mid-Level Systems Engineer for the Chinook Program. As part of a highly skilled team, you ... St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary Responsibilities:** + Support… more
    Leidos (11/22/25)
    - Related Jobs

  • SIGINT Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an **SIGINT Systems Engineer ** to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program, ... to be substituted in lieu of degree. + Active Top Secret/ SCI clearance with Poly. + Experience with space/ground aerospace systems engineering/architecting.… more
    SAIC (11/21/25)
    - Related Jobs

  • Enterprise Systems Engineer

    ManTech (Mclean, VA)
    **ManTech** is seeking a motivated, career and customer-oriented **Enterprise Systems Engineer ** to join our team in **McLean** **, VA** . **Responsibilities include ... management in a multi-region environment + Experience building PaaS or internal cloud + Advanced experience in systems integration, the ability to write integration… more
    ManTech (11/18/25)
    - Related Jobs

  • Model Based Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems to join our ... security customer groups. Domain knowledge about defense, space, or information technology will be helpful. You will engage with...+ Must be a US Citizen with an active TS/ SCI with a Polygraph. REQNUMBER: 2508711 SAIC is a… more
    SAIC (11/14/25)
    - Related Jobs

  • Expert Security Engineer

    Amentum (Springfield, VA)
    …& Intel space? If so, look no further. Amentum is seeking an **Expert Security Engineer ** to join our team of passionate individuals in **Springfield, VA** . In this ... compliance with enterprise services * Provide continuous monitoring support for information systems * Assist with running vulnerability scans on various applications… more
    Amentum (11/14/25)
    - Related Jobs

  • Enterprise Integration Systems Engineer

    SAIC (Chantilly, VA)
    …their responsibilities. SAIC has an opening for a Enterprise Integration Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to ... related discipline with at least 9 years of relevant experience + Active TS/ SCI clearance with polygraph + Strong technical fundamentals in IC space collectors,… more
    SAIC (11/12/25)
    - Related Jobs