• Network Emulation Engineer

    CACI International (Chantilly, VA)
    Network Emulation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... Jobs (https://careers.caci.com/vorpal) .** **Qualifications** **:** _Required:_ **Must have an active TS / SCI with Poly University Degree (BA/BS) or equivalent… more
    CACI International (10/28/25)
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  • Network Security Engineer

    ManTech (Honolulu, HI)
    **MANTECH** seeks a motivated, career and customer-oriented ** Network Security Engineer ** with strengths in Information Systems Security to join our team at ... assist Marine Corps Warfighting Laboratory (MCWL) prepare for and maintain network information assurance, IT infrastructure, IT capabilities and Audio-Visual… more
    ManTech (11/26/25)
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  • IT Infrastructure & Network Support…

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking an IT Infrastructure & Network Support Engineer to join a dynamic, fast-paced program supporting a ... installation to ensure timely and efficient project execution. **Clearance Requirement: TS / SCI with POLY** **Key Responsibilities** **:** + Install, configure,… more
    Nightwing (10/30/25)
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  • IT Infrastructure & Network Support…

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking an IT Infrastructure & Network Support Engineer to join a dynamic, fast-paced program supporting a ... installation to ensure timely and efficient project execution. **Clearance Requirement: TS / SCI with POLY** **Key Responsibilities** **:** + Install, configure,… more
    Nightwing (10/29/25)
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  • Network Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced Network System Engineer to provide technical support to our program based in Chantilly. The successful candidate ... engineering or technology field, or equivalent industry experience + Must currently hold a TS / SCI and Poly to be considered for this position + Experience with… more
    SAIC (10/23/25)
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  • Senior Network Deployment Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Network Deployment Engineer ** to join our team in **Chantilly, VA** . This is an **onsite** ... multiple tasks and prioritize effectively. **Clearance Requirements:** + Must have a current/active TS / SCI and be willing and able to obtain a polygraph.… more
    ManTech (01/06/26)
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  • Engineer Network 5

    Huntington Ingalls Industries (Hurlburt Field, FL)
    …investigation (SSBI) or SSBI periodic review. + Ability to acquire a TS / SCI Clearance + Proficient knowledge of network engineering, network ... to join our team! Position Summary As the Architecture Network Engineer , will work with AFSOC Headquarters...related deliverables as needed. + Assess proposed changes to network information systems, their environment of operation,… more
    Huntington Ingalls Industries (10/14/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS / SCI clearance - with the ability to ... positions are required to be onsite. The Senior Computer Network Defense (CND) Engineer tests, implements, deploys,...Security Clearance Requirements: + The position requires an active Top Secret / SCI clearance with the… more
    V2X (12/12/25)
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  • Modernization Cyber Network Packet…

    Lockheed Martin (Hanover, MD)
    …used for contingent offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD TopSecret SCI with Polygraph NE2: * High School ... different algorithms used in different networks and manufacturer equipment **Clearance Level:** TS / SCI w/Poly SP **Other Important Information You Should… more
    Lockheed Martin (12/13/25)
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  • Lead Network and Infrastructure…

    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 ... compliance frameworks (FedRAMP, FISMA, CMMC) **Clearance Requirements:** + Must have active TS / SCI with Polygraph **Physical Requirements:** + Must be able to… more
    ManTech (10/10/25)
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