• Senior Information Systems Cyber…

    The MITRE Corporation (Mclean, VA)
    …(A&A). Provides configuration management (CM) expertise for information system security software , hardware, and firmware and coordinates with Systems & ... Division (R300) is looking to fill a Senior Information Systems Security Officer position, with a focus on classified...related education and work experience. + Active Top Secret clearance . + Experience implementing RMF, NIST SP 800-53, STIGs,… more
    The MITRE Corporation (12/18/25)
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  • Systems Engineer

    Acclaim Technical Services (Reston, VA)
    …workplace among DC area firms and continues to grow. We are actively hiring a Systems Engineer with TS/SCI clearance and polygraph supporting a new contract ... will have at least 7 years' experience using a holistic approach to systems engineering. Designs, develops, evaluates and modifies end-to-end systems and … more
    Acclaim Technical Services (11/18/25)
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  • Electrical Systems Engineer

    Serco (Alexandria, VA)
    …projects for the US Navy, Serco has a wonderful opportunity for you! As the Electrical Systems Engineer , you will be on a dynamic team who is a technical subject ... this role, you will:** + Assess risk for technical decisions for Electrical Systems for VIRGINIA Class Ships. Deliver detailed support/risk briefs to Ship Design… more
    Serco (01/06/26)
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  • Enterprise Integration Systems

    SAIC (Chantilly, VA)
    …while increasing their responsibilities. SAIC has an opening for a Enterprise Integration Systems Engineer to provide Systems Engineering and Technical ... is responsible for designing, building, and operating national security-related systems based in space, in the air, and on...least 9 years of relevant experience + Active TS/SCI clearance with polygraph + Strong technical fundamentals in IC… more
    SAIC (11/12/25)
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  • Network Engineer - Intermediate

    Oneida Technical Solutions (Fort Belvoir, VA)
    …with activities such as, installation of new modified hardware, operating systems and software applications ensuring compliance with Information Assurance ... during afterhours operations, supporting the installation of new/modified hardware, operating systems and software applications ensuring integration with DISA… more
    Oneida Technical Solutions (12/11/25)
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  • Mid-Level Systems Engineer

    Leidos (Chantilly, VA)
    …part 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 ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (11/22/25)
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  • SETA Systems Engineer

    SAIC (Sterling, VA)
    **Description** Are you a highly motivated Systems Engineer looking for a rewarding opportunity to make a significant impact? SAIC has an immediate opening for ... an innovative Systems Engineering Technical Advisor (SETA) to provide direct customer...**Qualifications** + Must currently hold a TS/SCI and Polygraph clearance + Bachelor's Degree in an engineering field +… more
    SAIC (10/30/25)
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  • Facilities Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a top-notch **Facilities Systems Engineer ** to join our talented team in **Chantilly, VA** . This role requires an **active ... TS/SCI clearance with Polygraph** . This position is responsible for...to resolve difficult issues. + Experience with Microsoft Office software (ie, PowerPoint, Excel, Word, Project and SharePoint). REQNUMBER:… more
    SAIC (11/26/25)
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  • IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (11/19/25)
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  • Associate Systems Engineer / Data…

    The MITRE Corporation (Mclean, VA)
    …problems facing the US government. This position offers the opportunity to combine Systems Engineering with Data Analytics to build end to end data analytic ... + Must be a US citizen with ability to obtain and maintain a DoD clearance + Demonstrated ability to manipulate large datasets + Experience with analytic tools such… more
    The MITRE Corporation (01/08/26)
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