• Senior Systems Engineer - TS…

    RTX Corporation (Sterling, VA)
    …and implementation. + Scaled Agile Framework (SAFe) knowledge and experience as a System Engineer . + Experience using modeling resources and methodologies like ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation...world. We have an exciting opportunity for a **Senior Systems Test Engineer ** to join our Air… more
    RTX Corporation (08/16/25)
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  • Cyber Security Project Engineer TS…

    The Metamorphosis Group (Mclean, VA)
    …Certified Information Systems Security Professional (CISSP), Certified Information System Security Engineer Professional (ISSEP), Certified ... Cyber Security Project Engineer TS / SCI Clearance with... and applications. The Contractor shall assist engineers and Information System Owners in the identification and… more
    The Metamorphosis Group (09/10/25)
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  • Software Engineer TS / SCI…

    Leidos (Alexandria, VA)
    …three years while continuing to support an on-going mission and operational system . **Job Summary** The Software Engineer will perform software development ... **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).… more
    Leidos (09/15/25)
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  • Staff Mission Architect Engineer…

    Northrop Grumman (Dulles, VA)
    …8 years with a PhD + **Must have US Citizenship with active or current TS / SCI Clearance at time of application** + Understanding of RPO + Experience with ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (08/22/25)
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  • Junior Software Engineer ( TS…

    SMX (Chantilly, VA)
    Junior Software Engineer ( TS / SCI CI Poly) (4405)at SMX(View all jobs) (https://www.smxtech.com/careers/) Chantilly, VA SMX is seeking a **Jr. Software ... systems analysts, engineers, programmers and others to design system and to obtain information on project... functioning to ensure specifications. **Required Skills/Experience:** + **Clearance: TS / SCI CI Polygraph** + **On site support… more
    SMX (08/04/25)
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  • Principal / Sr. Principal Mission Operations…

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

    General Dynamics Information Technology (Chantilly, VA)
    …ID:** RQ208023 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... **Job Family:** Software Engineering **Skills:** Building Architecture,Complex Systems ,Software Applications,Software Program **Experience:** 8 + years of related… more
    General Dynamics Information Technology (09/27/25)
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  • Software Engineer TS / SCI…

    Leidos (Alexandria, VA)
    …activities as a member of an agile development team. You must have an active/current TS / SCI Polygraph up front (this is firm). The development here includes: + ... has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber &...**Security Clearance requirement:** + Candidates must possess an active ** TS / SCI with Polygraph** up frontto be considered… more
    Leidos (08/26/25)
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  • Linux Systems Engineer - Active…

    ENS Solutions (Chantilly, VA)
    …+ Analyzes system capacity and performance to support problem resolution and system enhancements and monitors systems tests. + Responds to inquiries from a ... + Experience developing systems , products, and/or processes based on a total...years of relevant experience. + Must have an Active TS / SCI ; willingness to obtain and maintain… more
    ENS Solutions (09/27/25)
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  • Unified Communications Services Engineer…

    General Dynamics Information Technology (Chantilly, VA)
    …ID:** RQ205529 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... design, build and deploy, and administer large scale voice networks. The engineer will provide support to multiple globally dispersed WAN connected sites. Engineers… more
    General Dynamics Information Technology (08/16/25)
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