• Systems Engineer - TS /SCI…

    Amentum (GA)
    This position is part of a very agile team of systems and software engineers who will analyze existing capabilities as well as design and develop new solutions that ... and across the agency baseline. Working in a dynamic and agile environment, systems engineers will capture how capabilities work, determine the use cases they… more
    Amentum (09/28/25)
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  • Software Engineer TS /SCI Poly

    Leidos (San Diego, CA)
    …experience working with XHTML, HTML, XML, XSLT + Experience developing on Windows, and/or Linux operating systems + Must have a strong understanding of sound ... **Description** Leidos is looking for a Software Engineer to join a high performing agile team...an agile development team. You must have an active/current TS /SCI Polygraph up front (this is firm). The development… more
    Leidos (09/15/25)
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  • Identity and Directory Services Engineer…

    General Dynamics Information Technology (Chantilly, VA)
    …RQ205246 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... support of a geographically dispersed, state of the art systems that seamlessly integrate Linux and Microsoft...of the art systems that seamlessly integrate Linux and Microsoft services. Candidates with proven depth creating… more
    General Dynamics Information Technology (08/26/25)
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  • Cyber Security Project Engineer TS…

    The Metamorphosis Group (Mclean, VA)
    Cyber Security Project Engineer TS /SCI Clearance with FSP REQUIRED McLean, VA . Government/Military Apply Now Description: MUST BE US CITIZEN MUST POSSESS ACTIVE ... Information Systems Auditor (CISA) Optional Skills 1. Demonstrated experience and understanding of system administration for windows and Linux systems . more
    The Metamorphosis Group (09/10/25)
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  • Splunk Engineer - Active TS /SCI…

    ENS Solutions (Norfolk, VA)
    …up alerts and notifications + Familiarity with DoD Risk Management Framework + Top Secret /SCI clearance with the ability to obtain a Counter-Intelligence ... Manager (ESM), Network Security Manager (NSM), NetFlow, and/or Intrusion Detection Systems (IDS) to monitor, detect, and analyze threats. You'll perform hands-on… more
    ENS Solutions (09/27/25)
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  • Principal / Sr. Principal Mission Operations…

    Northrop Grumman (Chantilly, VA)
    …3) or 8 years (level 4) of related experience + US citizen + Active or current Top Secret clearance with the ability to obtain SCI at time of application + ... to external customers at milestone reviews **Preferred Qualifications:** + Active Top Secret /SCI clearance + Support mission simulation, scripting, and… more
    Northrop Grumman (09/03/25)
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  • Software Engineer TS /SCI Poly

    Leidos (Alexandria, VA)
    …experience working with XHTML, HTML, XML, XSLT + Experience developing on Windows, and/or Linux operating systems + Must have a strong understanding of sound ... has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber &...an agile development team. You must have an active/current TS /SCI Polygraph up front (this is firm). The development… more
    Leidos (08/26/25)
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  • System Engineer with Software Experience-…

    CACI International (Fort Meade, MD)
    System Engineer with Software Experience- TS /SCI with Poly Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with ... * * **The Opportunity:** CACI is looking for talented Systems Engineers (SE) with software experience in/around the Fort...Python. + Ability to navigate and troubleshoot issues in Linux . + Familiarity with how the operating system functions… more
    CACI International (09/20/25)
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  • OCONUS Field Engineer - TS /SCI…

    Leidos (Chantilly, VA)
    …team environment. The ideal candidate will have prior experience as either a systems engineer or systems administrator. Prior OCONUS experience and ... location. The team is made-up of highly technical and motivated individuals. The engineer for this role will troubleshoot complex problems, as such, this individual… more
    Leidos (08/08/25)
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  • TS /SCI Field Service Engineer

    Insight Global (San Diego, CA)
    …training program) - Experience working with Air Vehicle Operations and Ground station systems - Experience working in Linux and Windows environments to perform ... Job Description Insight Global is seeking TS /SCI Field Service engineers to support an exciting, large mission for a large defense customer. This person will undergo… more
    Insight Global (09/23/25)
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