• Senior Cyber Test Engineer (Onsite)

    Nightwing (Sterling, VA)
    …work that is vital to our national security, apply today! **Senior Cyber Test Engineer ** CODEX is seeking a cyber test engineer for a high-visibility CNO ... networking and familiarity with Agile methodologies is preferred. **Required Qualifications** + TS /SCI Clearance is required + 5 years test engineering or related… more
    Nightwing (10/18/25)
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  • Senior Software Engineer

    ManTech (Alexandria, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Software Engineer ** to join our team in **Alexandria, VA** . As part of the position, you will ... act as a Software Engineer designing and implementing services and components for AI...**Clearance Requirements:** + Must possess a current and active TS /SCI **Physical Requirements:** + The person in this position… more
    ManTech (10/16/25)
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  • Lead Network and Infrastructure Engineer

    ManTech (Herndon, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Lead Network and Infrastructure Engineer ** to join our team in **Herndon, VA.** The Lead Network and ... Infrastucture Engineer will design, implement, and maintain secure and scalable...(FedRAMP, FISMA, CMMC) **Clearance Requirements:** + Must have active TS /SCI with Polygraph **Physical Requirements:** + Must be able… more
    ManTech (10/10/25)
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  • Ground Segment System Engineer

    SAIC (Chantilly, VA)
    …& integration and more. This position is for a Ground Segment System Engineer for a large contract supporting a cutting-edge and innovative space program. The ... Ground Segment System Engineer leads ground-related systems engineering activities and oversees developer...and program plans **Qualifications** + Must possess an active TS /SCI clearance with Polygraph + Bachelors and 14 years… more
    SAIC (10/08/25)
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  • Satellite Systems Engineer

    SAIC (Chantilly, VA)
    …engineering & integration and more. This position is for a Satellite System Engineer for a large, multi-year contract supporting a cutting-edge and innovative space ... and practical experience with satellite systems. The Satellite System Engineer oversees developer satellite system design, development and integration providing… more
    SAIC (10/07/25)
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  • Senior Network Engineer

    Chenega Corporation (Oakton, VA)
    **Req ID:** 37929 **Summary** **Senior Network Engineer ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving business ... your career to the next level! The **Senior Network Engineer ** is a subject matter expert in network traffic...higher (eg, CompTIA Security+) + US Citizen with active TS /SCI clearance **Knowledge, Skills and Abilities:** + Deep understanding… more
    Chenega Corporation (10/07/25)
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  • Network Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Network Engineer Location: Springfield, VA, US Job ID: ATR 17664 Job Description Job Title: Network Engineer Location: Springfield, VA Eligibility: Candidate ... must possess an active TS /SCI clearance and be willing to obtain a CI Polygraph Job Description: - Executes change management procedures on multi-platform L2 / L3… more
    Arena Technical Resources, LLC (10/06/25)
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  • Portfolio Systems Engineer , SR

    KBR (Chantilly, VA)
    Title: Portfolio Systems Engineer , SR Portfolio Systems Engineer , SR Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... all interfaces + Experience with Agile project management principles and processes + TS /SCI with Polygraph + Some travel required Belong, Connect and Grow at KBRAt… more
    KBR (10/04/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …Cyber Systems Engineer Basic Qualifications:** + Must have an active ** TS /SCI with Polygraph** to be considered, and ability to maintain polygraph level ... engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The successful candidate will be expected to… more
    Northrop Grumman (10/02/25)
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  • Radar Research Engineer

    KBR (Chantilly, VA)
    Title: Radar Research Engineer KBR is looking for a Radar Research Engineer to join our team in Chantilly, Virginia. In this role, you will push the boundaries ... and practices in a radar or signal processing discipline. Clearance Requirements: . TS /SCI security clearance . Preferred: Poly Belong, Connect and Grow at KBRAt… more
    KBR (10/01/25)
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