• Senior Systems Engineer / Integrator

    Noblis (Chantilly, VA)
    …related to system integration and management. Required Qualifications + Active Top Secret / SCI clearance with Counterintelligence (CI) Polygraph. ... Responsibilities Noblis ESI is seeking an experienced Senior Systems Engineer /Integrator to support our government client on-site in Chantilly, VA. The primary role… more
    Noblis (10/01/25)
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  • DARPA Advanced Technology Engineer

    IronMountain Solutions, Inc. (Arlington, VA)
    …to detail. + Active TOP SECRET clearance with eligibility for Sensitive Compartmentalized Information ( SCI ) and Special Access Programs (SAP). + ... 501164 DARPA Advanced Technology Engineer Work Location: Arlington, Virginia Schedule: Full Time...Transition Working Group to develop and execute a transition architecture and implementation plans for vanguard technical capabilities. +… more
    IronMountain Solutions, Inc. (09/28/25)
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  • Software Engineer Intern (Spring / Fall…

    Leidos (Reston, VA)
    …resume when submitting your application.** + **Ability to obtain and maintain a** ** Top Secret / SCI with Polygraph** **Security clearance.** + **US ... Leidos has a job opening beginning in the Spring of 2027 for a Software Engineer Intern/Co-Op in Reston, VA. Work will consist of a wide range of project tasks… more
    Leidos (09/28/25)
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  • Senior Information System Security…

    ManTech (Chantilly, VA)
    …discipline. **Security Clearance Requirements:** + Must have a current/active Top Secret security clearance with eligibility to obtain SCI . Applicants may ... ManTech is seeking a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.**… more
    ManTech (09/26/25)
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  • Project Engineer - Acquisitions (All…

    Noblis (Chantilly, VA)
    …acquisition experience per level if no bachelor's degree is held. + Active Top Secret / SCI clearance with a Counter-Intelligence Polygraph(US Citizenship) + ... Responsibilities **Noblis-ESI is seeking a** **Project Engineer ** **with an acquisitions and contracting background to** **support** **our client on-site in… more
    Noblis (09/24/25)
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  • Project Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …external mission partners, and other DoD/IC customers. Required Qualifications + Active Top Secret / SCI clearance with Counterintelligence (CI) Polygraph. + ... Responsibilities Noblis ESI is seeking an experienced **Project Engineer ** with a background in project management to support our client on-site in Chantilly, VA.… more
    Noblis (09/10/25)
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  • Senior Technical Engineer /Scientist (Site…

    Nou Systems, Inc. (Fort Belvoir, VA)
    …of Defense (DoD) weapon system + Must be eligible to obtain or have an active TOP SECRET clearance with SCI eligibility; minimum SECRET level clearance ... capabilities. We are pleased to announce an opening for a Senior Technical Engineer /Scientist who will join our Engineering Services Team in Fort Belvoir, VA and… more
    Nou Systems, Inc. (09/04/25)
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  • Senior Information System Security…

    ManTech (Quantico, VA)
    …cyber discipline. **Clearance Requirements:** + Must have a current/active Top Secret clearance with eligibility to obtain SCI . + Selected candidate may ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.**… more
    ManTech (08/13/25)
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  • Acquisition System Engineer

    Sciolex Corporation (Chantilly, VA)
    …Agile program development processes and activities . Qualifications & Physical Requirements + Active Top Secret / SCI with Polygraph. + Bachelors and nine (9) ... care. Responsibilities We are seeking a highly motivated acquisition system engineer that will provide Acquisition and Program Management Support to multiple… more
    Sciolex Corporation (07/10/25)
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  • Google Cloud Engineer

    Sciolex Corporation (Chantilly, VA)
    …teams to design and implement cloud solutions. Qualifications & Physical Requirements + Active Top Secret / SCI with Poly + Bachelors and five (5) years ... you receive the utmost employee care. Responsibilities As a Google Cloud Engineer , you will design, implement, and manage Google Cloud Platform (GCP) solutions.… more
    Sciolex Corporation (07/10/25)
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