• Senior Systems Engineer

    Leidos (Alexandria, VA)
    …Chantilly, VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. ... Solutions Business Area, is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected candidate will… more
    Leidos (11/22/25)
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  • SIGINT Systems Engineer

    SAIC (Chantilly, VA)
    …related experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret / SCI clearance with Poly. + Experience with space/ground ... **Description** SAIC is seeking an **SIGINT Systems Engineer ** to support SAIC's Prime...into Epics/Features based on emerging customer needs. + Understand system -to- system interfaces and act as an Integrator.… more
    SAIC (11/21/25)
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  • IT Systems Engineer

    SAIC (Chantilly, VA)
    … and applications to ensure smooth integration of new technologies with existing systems . **Qualifications** + Active TS / SCI with Polygraph. + Bachelors ... **Description** SAIC is seeking an **IT Systems Engineer ** to develop updated guidance...is located in **Chantilly, VA** and requires an **active TS / SCI clearance with Polygraph** . Job responsibilities… more
    SAIC (12/24/25)
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  • Solutions Engineer / Systems

    General Dynamics Information Technology (Chantilly, VA)
    …ID:** PRX25934 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... years of related experience **US Citizenship Required:** Yes **Job Description:** Solutions Engineer / Systems Architect - SME Praxis successfully delivers a prime… more
    General Dynamics Information Technology (12/29/25)
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  • Associate Systems Engineer

    The MITRE Corporation (Mclean, VA)
    …have or obtain, within one year from the date of hire, the following clearance(s): Top Secret / SCI Salary compensation range and midpoint: $77,600 - $97,000 - ... and cybersecurity domains. Job Description: This is an opportunity for an Associate Systems Engineer with an interest in advancing and applying innovative … more
    The MITRE Corporation (01/02/26)
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  • Rapid Response Senior Network Engineer

    TekSynap (Arlington, VA)
    …ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** US Citizen Top Secret / SCI clearance **OTHER INFORMATION ** Please note this job ... years DoD environment + Education: + Bachelor's degree in Information Systems , Engineering or Equivalent (Required) +...+ GCIH + CCSP + Clearance: Must possess a Top Secret / SCI clearance **Overview** We… more
    TekSynap (10/07/25)
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  • Endpoint Engineer - Trellix

    CACI International (Springfield, VA)
    Endpoint Engineer - Trellix Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular ... rapidly growing! This is an exceptional opportunity for a TS / SCI cleared professional to join an incredibly... system installation, and defining, documenting, and enforcing system standards. + Provide specific, detailed information more
    CACI International (12/23/25)
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  • SIGINT Operations Support Engineer

    CACI International (Sterling, VA)
    …in support of DoD customer. **Qualifications:** _Required:_ + Bachelor's degree in Systems Engineering, Computer Science, Information Systems , Engineering ... Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type… more
    CACI International (12/02/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …currently possess a Top Secret Clearance with the ability to obtain a Top Secret / SCI Clearance Come break things (in a good way). Then build them ... through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN),… more
    Leidos (12/19/25)
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  • Lead EW Embedded Software Engineer

    RTX Corporation (Arlington, VA)
    …execution of field events and prototype demonstrations Qualifications you must have: + Active Top Secret clearance with SCI eligibility + MS with 7+ ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret RTX Corporation is an Aerospace...software/firmware development + Embedded Linux + ARM processors and system on a chip (SoC) systems +… more
    RTX Corporation (11/05/25)
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