• Software Engineer

    SOS International LLC (Fort Huachuca, AZ)
    Fort Huachuca, Arizona, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret / SCI **Company Description** Founded in 1989, SOSi is among the ... in special projects as required. **Qualifications** **Minimum Requirements** + An active in scope Top Secret / SCI clearance is required. + MA/MS +10 -OR-… more
    SOS International LLC (12/09/25)
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  • Systems Engineer - Senior

    Parsons Corporation (Centreville, VA)
    …Engineering or a related field + Must be a US Citizen + Must possess and maintain Top Secret SCI clearance with CI poly + Must have proficient Linux command ... Programs and Systems team is hiring a Senior Systems Engineer with a passion for mission excellence in our...quality assurance (QA) experience **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security… more
    Parsons Corporation (12/06/25)
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  • Theater Engineer

    Paragon Cyber Solutions (Colorado Springs, CO)
    …Strategic Command (USSTRATCOM) and US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility Travel ... for an exciting and dynamic career as a Theater Engineer to join other smart, talented, and dedicated engineers...currently have and be able to maintain a DoD Top Secret Security Clearance with SCI more
    Paragon Cyber Solutions (10/22/25)
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  • Linux Systems Engineer

    William C Brown Inc (Springfield, VA)
    …status or any other characteristic protected by law. Description Our work depends on a TS / SCI cleared Linux Systems Engineer joining our team to support our ... Linux Systems Engineer EOE Statement We are an equal employment...work/military experience QUALIFICATIONS: 5+ years of related experience CLEARANCE:Active TS / SCI Clearance and eligibility to… more
    William C Brown Inc (12/25/25)
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  • Telecommunications Field Engineer

    CACI International (Herndon, VA)
    …CACI has an immediate opportunity for a senior level **Telecommunications Field Engineer ** with a TS / SCI Poly clearance. **Responsibilities:** + ... Telecommunications Field Engineer Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (11/19/25)
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  • Enterprise Systems Engineer

    CACI International (Hampton, VA)
    …Type of Travel: Continental US * * * **The Opportunity:** CACI is seeking a TS / SCI cleared Enterprise Systems Engineer to join our Enterprise Product Support ... Enterprise Systems Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (11/18/25)
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  • Journeyman Computer Systems Engineer

    CACI International (Fort Bragg, NC)
    Journeyman Computer Systems Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... working datalink Ecosystem **Qualifications:** Required: * **Must have a current/active TS / SCI security clearance** * Security* Experience in providing system… more
    CACI International (12/03/25)
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  • Senior Windows Engineer

    CACI International (Mclean, VA)
    …Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... * **The Opportunity:** CACI is seeking a Senior Windows Engineer to join our dynamic team. The ideal candidate...years of experience with high school diploma. + Active TS / SCI with Poly clearance is required _Desired:_… more
    CACI International (12/18/25)
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  • Platform Engineer II / Linux (Onsite)

    RTX Corporation (Richardson, TX)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation of everything we do ... secure world. Raytheon Technologies (RTX) is seeking a **Platform Engineer II / Linux** with experience in Linux Infrastructure...Python, Java, Ruby, Bash, C++, C#, Go) + Current TS / SCI issued security clearance is required day… more
    RTX Corporation (12/18/25)
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  • Senior. Platform Engineer - Linux (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation of everything we do ... world. Raytheon Technologies (RTX) is seeking a **Senior Platform Engineer / Linux** with well-rounded Linux Infrastructure Engineering expertise...Python, Java, Ruby, Bash, C++, C#, Go) + Current TS / SCI CI Poly issued security clearance is… more
    RTX Corporation (11/19/25)
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