• Edge Information Systems Security Engineer

    V2X (Springfield, VA)
    …VA. The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a Counterintelligence ... and enhance readiness. Aligned around a shared purpose, our $ 3 .9B company and 16,000 people work alongside our clients,...professionalism. We are hiring an Edge Information Systems Security Engineer (ISSE) - active TS /SCI clearance to… more
    V2X (09/09/25)
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  • Simulation Engineer - TS /SCI…

    Leidos (Reston, VA)
    …requests **Required Education, Clearance, Skills, and Experience:** + Candidate MUST possess an active TS /SCI, or a Top Secret clearance with a current SSBI, ... Area at Leidos has an opening for a Simulation Engineer in Reston, Virginia. The primary focus of the...and be eligible to obtain a TS /SCI w/ poly level clearance. US Citizenship is REQUIRED.… more
    Leidos (09/26/25)
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  • Principal/Sr Principal C++ Software

    Northrop Grumman (Fairfax, VA)
    …position requires being onsite and does not support remote or hybrid work.** As a Software Engineer , you will be on the Command-and-Control team where you will ... as the interview assessment._ **Basic Qualifications** + Must have an active Top Secret /Sensitive Compartmented Information (SCI) clearance at time of… more
    Northrop Grumman (07/11/25)
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  • Mid Level Digital Signal Processing…

    Parsons Corporation (Chantilly, VA)
    …communications, and signal localization challenges **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA....in Electrical Engineering, Computer Engineering or related discipline + TS /SCI is required ( TS /SCI w/ Poly is… more
    Parsons Corporation (09/24/25)
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  • Staff Guidance Navigation Control Engineer

    Northrop Grumman (Dulles, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... history. Northrop Grumman's Space System is seeking a motivated engineer to join the team as a **Spacecraft Guidance,...required for this position, as well as an active Top Secret clearance at time of application.… more
    Northrop Grumman (08/21/25)
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  • Software Engineer TS /SCI…

    Leidos (Alexandria, VA)
    **Description** Leidos is looking for a Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a ... an on-going mission and operational system. **Job Summary** The Software Engineer will perform software ...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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  • DevOps Engineer ( TS /SCI)

    General Dynamics Information Technology (Virginia Beach, VA)
    …RQ207310 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... with creation, authoring, execution and documentation of test cases/result sets for software products in an agile cadence. + TS /SCI Clearance Required.… more
    General Dynamics Information Technology (09/19/25)
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  • Software Engineer TS /SCI…

    Leidos (Alexandria, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... make a difference in National Security!** **Job Summary** The Software Engineer will perform software ...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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  • Linux Engineer - TS /SCI w/ Poly

    General Dynamics Information Technology (Mclean, VA)
    …RQ206223 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... experience **US Citizenship Required:** Yes **Job Description:** The Linux Engineer position will apply expertise in the installation, configuration, operations,… more
    General Dynamics Information Technology (08/28/25)
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  • Senior Network Engineer CCIE ( TS

    System One (Washington, VA)
    …License/Certification: + CCIE (Required) + Sec + (Required) Security clearance: + Top Secret (Required) Work Location: In person Ref: #850-Rockville (ALTA ... Senior Network Engineer (CCIE) Active TS /SCI security clearance...solutions, modifications, and support upgrades (network reconfiguration, hardware and software acquisitions, installation, and testing). + Provide executive level… more
    System One (08/03/25)
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