• Cloud Cyber Engineer

    CACI International (Sterling, VA)
    Cloud Cyber Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... to supporting the needs of the program. Responsibilities include serving as information security specialist, reviewing all software , hardware, and infrastructure… more
    CACI International (11/11/25)
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  • Vulnerability Research and Reverse Engineer…

    Nightwing (Indialantic, FL)
    …or resolve issues in existing tools for real-world applications. **Required Skills** TS / SCI Clearance required Practical knowledge of project execution Ability ... BGP, routing protocols, or others) Linux or other OS reversing **Clearance Required** TS / SCI Clearance required. Qualified applicants may be subject to a… more
    Nightwing (10/14/25)
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  • Forensics-Malware Analyst/ Reverse Engineering

    GrammaTech, Inc. (Arlington, VA)
    …on-site as needed._ **_Important:_** Candidates must be a US citizen with ability to obtain TS SCI clearance and must be willing to work onsite as required. ... custom packers. + Disassembling/disassemblers experience. + US citizenship with ability to obtain TS SCI . + Ability to obtain and maintain a favorably… more
    GrammaTech, Inc. (09/27/25)
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  • Senior Systems Engineer

    SAIC (Tampa, FL)
    …outages. + Interim secret required to start with the ability to obtain a Top Secret / SCI Clearance. SAIC will sponsor the clearance process. + US ... **Description** SAIC is looking for a **Senior Systems Engineer ** to support the US Navy in **Tampa,...design reflect the requirements for all systems elements (hardware, software , data, facilities, etc.). + Work in a multifaceted… more
    SAIC (12/20/25)
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  • Systems Engineer III

    EPSILON SYSTEMS (North Charleston, SC)
    …able to work in a dynamic, team-oriented environment. + Candidate must have an active DoD Top Secret Clearance with SCI access. + Pursuant to the various ... Epsilon C5I (www.epsilonsystems.com/c5i), focused on software development and systems engineering for complex command,...control, intelligence and combat systems, is seeking a Systems Engineer III with a minimum of 7 years' experience… more
    EPSILON SYSTEMS (12/19/25)
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  • DevOps Engineer (Level 3 OR 4)

    Northrop Grumman (Aurora, CO)
    …Principal OR Sr. Principal level. **Basic Qualifications:** + **Candidate must possess an active Top Secret / SCI clearance at the time application AND CI ... Systems is seeking a **Principal (Level 3) OR Sr. Principal (Level 4) DevOps Engineer ** to join our team based in **Aurora, Colorado** . **Essential Functions:** +… more
    Northrop Grumman (11/13/25)
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  • Specialist, Integration & Test Engineer…

    L3Harris (Greenville, TX)
    … Secret clearance at the time of hire with the ability to obtain and maintain Top Secret with SCI . + Must be a US Citizen. Preferred Additional Skills: ... in the interest of national security. Job Title: Specialist, Integration & Test Engineer (Test Director) Job Code: 30845 Job Location: Greenville, TX (On-Site) Job… more
    L3Harris (11/07/25)
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  • GEOINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …stakeholders. + Plan and assess Agile Solution Demos Qualifications & Physical Requirements + Active Top Secret / SCI with Poly + Bachelor's and nine (9) years ... ensuring you receive the utmost employee care. Responsibilities As a GEOINT Systems Engineer , will be performing the following functions as a Systems Engineering and… more
    Sciolex Corporation (10/09/25)
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  • Senior Network Engineer

    SAIC (San Diego, CA)
    **Description** SAIC is seeking a TS / SCI cleared Senior Network Engineer / Architect responsible for providing high quality networking engineering advisory ... with other classified government networks. Additionally: + Provide specific, detailed information for hardware and software selection, implementation techniques,… more
    SAIC (12/20/25)
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  • System Development Engineer , STRADA…

    Amazon (Jessup, MD)
    …be a US Citizen and must currently possess and maintain an active TS / SCI security clearance with polygraph. Key job responsibilities The Systems Development ... want to help. You'll join a diverse team of software , hardware, and network engineers, supply chain specialists, security...language - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - 3+… more
    Amazon (12/05/25)
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