• Mechanical Engineer -Modeling

    CACI International (Charlottesville, VA)
    …ICD 206. Requirements: * This position requires a minimum of a Top - Secret clearance with SCI eligibility. * Significant software skills, comfortable with ... Mechanical Engineer -Modeling Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (08/30/25)
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  • Specialist, Integration/Test Engineer

    L3Harris (Ashburn, VA)
    …In lieu of a degree, a minimum of 8 years of prior related experience. + Top Secret or TS /SCI Clearance. + 4+ years' experience Working knowledge of ... cyber domains in the interest of national security. Job Title: Specialist, Integration/Test Engineer Job Code: 27899 Job Location : Ashburn, VA Job Description :… more
    L3Harris (08/30/25)
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  • Security Engineer , Security Assurance,…

    Google (Reston, VA)
    …programming languages: Python, Go, C++, or Assembly. + Active US Government Top Secret /Sensitive Compartmentalized Information ( TS /SCI) security clearance. ... Security Engineer , Security Assurance, Google Public Sector _corporate_fare_ Google...equivalent practical experience. + 5 years of experience with software development, pen testing, security assurance, blue team operations,… more
    Google (11/04/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …In lieu of a degree, minimum of 6 years of prior related experience. + Active Top Secret /SCI with CI Poly clearance required. + At least one year of demonstrated ... cyber domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS /SCI w/CI Poly Required) Job Code:… more
    L3Harris (10/15/25)
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  • Project Engineer - Hardware

    In-Q-Tel, Inc. (Mclean, VA)
    …reasons, US Citizenship is required. + Ability to obtain and maintain a TS /SCI clearance. Candidates with active top - secret clearance preferred. + ... a broader view of technology across today's hardware and software stack. PEs regularly work with a range of...missions. It's ok if you consider yourself a system engineer or a product manager, but you should have… more
    In-Q-Tel, Inc. (08/27/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …clearance to be considered and must be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible for leading ... now hiring a Senior Technical Consultant (Principal Network Systems Engineer ) to join our team in support of our...(DoD 8570 IAT Level II Computing Environment Cert) + Top Secret Clearance Saliense Consulting LLC provides… more
    Saliense Consulting (10/01/25)
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  • Sr Principal Network Engineer

    General Dynamics Information Technology (Arlington, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... related experience **US Citizenship Required:** Yes **Job Description:** Network Engineer GDIT is your place. You make it your...personnel. What you'll need to be successful: + Active Top Secret /SCI security clearance + 10+ years… more
    General Dynamics Information Technology (11/06/25)
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  • IT Specialist - Full Performance

    National Reconnaissance Office (NRO) (Chantilly, VA)
    …What You Need + Highly desired: Bachelor's degree in related function ( software engineer , information technology, cybersecurity, systems and network engineers, ... You must be able to obtain and maintain a TS /SCI security clearance + You will be subject to...creating, and exploring possibilities? Do you have experience in Software Engineering, Information Technology, Computer Science, Cyber Security, or… more
    National Reconnaissance Office (NRO) (11/17/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …working with a great team, apply today. This position requires an active Top Secret /SCI clearance with Polygraph. Responsible for supporting mission systems ... **Description** SAIC is looking for a Senior Systems Engineer with experience supporting system and satellite verification and validation efforts to support a very… more
    SAIC (11/06/25)
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  • Senior Modeling & Simulation Engineer

    SAIC (Dahlgren, VA)
    …Engineering, Computer Science, Physics, or a related field. **Security Clearance:** + Active Top Secret ( TS ) clearance associated with specific projects. ... **Description** SAIC is seeking a full-time Modeling & Simulation (M&S) Engineer to support the Program Executive Office Integrated Warfare Systems (PEO IWS),… more
    SAIC (11/05/25)
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