• Network Engineer (Levels 2, 3)

    CACI International (Springfield, VA)
    Network Engineer (Levels 2, 3) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... monitor the health and performance of the network including hardware and management software . + Develop and maintain a road map for capabilities, operations, and… more
    CACI International (11/10/25)
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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 ... during key test events **Qualifications** + Must currently hold a TS/SCI and Polygraph clearance + Bachelor's Degree in an engineering field + Minimum of 9 years of… more
    SAIC (10/30/25)
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  • IT Infrastructure & Network Support…

    Nightwing (Sterling, VA)
    …technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and ... and commercial markets. Nightwing is seeking an IT Infrastructure & Network Support Engineer to join a dynamic, fast-paced program supporting a wide range of… more
    Nightwing (10/30/25)
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  • IT Infrastructure & Network Support…

    Nightwing (Sterling, VA)
    …technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and ... and commercial markets. Nightwing is seeking an IT Infrastructure & Network Support Engineer to join a dynamic, fast-paced program supporting a wide range of… more
    Nightwing (10/29/25)
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  • Network Firewall Engineer

    CACI International (Sterling, VA)
    Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... and common network architectures + Experience with network security and software -defined networking (SDN) concepts + Hands-on experience with network security… more
    CACI International (10/25/25)
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  • Network Testing Lab Infrastructure Engineer

    CACI International (Sterling, VA)
    Network Testing Lab Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... test setups, and equipment inventory. + Support the installation and updates of software and firmware on lab devices. + Assist in the preparation of lab… more
    CACI International (10/24/25)
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  • CAD Modeling and Simulation Engineer

    SAIC (Chantilly, VA)
    **Description** **SAIC** is seeking a **CAD Modeling and Simulation Engineer in Chantilly, VA** to support a government customer. **The successful candidate will:** ... and simulation for aerospace or space systems. + Active Top Secret/SCI w/Poly Clearance . + Proficiency with CAD tools (eg, SolidWorks, Creo, CATIA, NX, or similar)… more
    SAIC (10/24/25)
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  • Modeling and Simulation Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful candidate will: + Develop and maintain ... simulation for aerospace or space systems. + Active Top Secret/SCI w/Poly Clearance . + Strong understanding of sensor phenomenology --such as optical, infrared, or… more
    SAIC (10/22/25)
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  • Machine Learning Modeling and Simulation…

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Machine Learning Modeling and Simulation Engineer in Chantilly, VA. The successful candidate will: + Develop and maintain ... simulation for aerospace or space systems. + Active Top Secret/SCI w/Poly Clearance . + Strong understanding of sensor phenomenology --such as optical, infrared, or… more
    SAIC (10/22/25)
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  • AI ML Engineer

    Guidehouse (Mclean, VA)
    …Family** **:** Software Development & Support **Travel Required** **:** None ** Clearance Required** **:** Ability to Obtain Public Trust The National Library of ... (2)+ years of professional experience preferably in AI/ML development or related software engineering role. + Strong foundation in Python programming and familiarity… more
    Guidehouse (01/18/26)
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