• ADC Engineer I, Amazon Dedicated Cloud Engineering…

    Amazon (Arlington, VA)
    …requires that the candidate selected must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the ... technical IT issues - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - Experience with internet fundamentals… more
    Amazon (10/16/25)
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  • Information Systems Security Manager…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …Security Manager (ISSM) develops, implements, and maintains an organization's information security program, overseeing day-to-day security operations , managing ... ** Information Systems Security Manager (ISSM), Senior** **Category:** Cyber...5 to 8 years of experience * Security Clearance: TS / SCI required with the ability to obtain… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Senior Systems Mission Engineer (Onsite)

    RTX Corporation (Springfield, VA)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with CI Poly - Current At Raytheon, the foundation of ... join a skilled ME team working in a 24/7 operations environment. Availability to work overtime, non-scheduled call-in working...certify in operational position. + **An active and transferable TS / SCI CI Poly US government issued security… more
    RTX Corporation (12/09/25)
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  • Data Engineer Enterprise Monitoring

    Chenega Corporation (Springfield, VA)
    …version control, and workflow automation. + Experience in the Intelligence Community + TS / SCI clearance required ** Knowledge , Skills, and Abilities:** + ... employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you!...+ Support classified data environments with strict adherence to TS / SCI protocols and governance policies. + Work… more
    Chenega Corporation (11/21/25)
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  • CCSS Principal Systems Engineer - WHCA Support

    RTX Corporation (Springfield, VA)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI - Current At Raytheon, the foundation of everything we do is ... 8 years of prior engineering experience. + Active and transferable US government issued TS / SCI US government issued security clearance is required prior to start… more
    RTX Corporation (11/13/25)
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  • Network Engineer Tier 2

    CACI International (Springfield, VA)
    Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... Information Technology, or related field + 5+ years of related work experience + TS / SCI w/ poly is required + DoD 8140.01 and 8570.01-M, IAT II required +… more
    CACI International (10/25/25)
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  • Network Testing Lab Infrastructure Engineer

    CACI International (Sterling, VA)
    Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... Network Testing Lab Infrastructure Technician to support the daily operations and maintenance of our network testing laboratory environment....experience + 3+ years of work related experience + TS / SCI w/ poly is required + Basic… more
    CACI International (10/24/25)
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  • Sr. Cyber Defense Architect

    DarkStar Intelligence LLC (Fort Meade, MD)
    Sr. Cyber Defense Architect Location: Fort Meade, MD | Type: Full-Time | Clearance: TS / SCI CI polygraph required Overview We are seeking a Sr. Cyber Defense ... system-level findings into clear, actionable guidance. Minimum Qualifications Clearance: Active TS / SCI with CI Polygraph Required Technical Expertise + Deep… more
    DarkStar Intelligence LLC (11/06/25)
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  • Principal Support Administrator

    Patriot Group International, Inc (Chantilly, VA)
    …Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS / SCI with polygraph Shift: M-F 9A-5P Patriot Group International Inc. ... + US Citizenship Required Security Clearance: + Minimum of a US Government TS / SCI with Polygraph Preferred Qualifications + Associate or Bachelor's degree… more
    Patriot Group International, Inc (12/17/25)
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  • Service Center Frontline Account Manager

    CACI International (Chantilly, VA)
    Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... high operational standards and visibility into ongoing actions. Required Qualifications: Active TS / SCI with Polygraph is mandatory. Current DoD 8570 IAT Level… more
    CACI International (12/04/25)
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