• Satellite Communications Engineer

    Leidos (Chantilly, VA)
    …+ Provide technical briefings and training to stakeholders and end-users. + An active TS / SCI security clearance is required to be considered for this position. ... **Description** **JOB DESCRIPTION** We're seeking a communications engineer to support mission-critical communications for national security...An active TS / SCI with a polygraph is highly desired… more
    Leidos (12/04/25)
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  • Delivery Consultant - Data Engineer , Data…

    Amazon (Arlington, VA)
    …selected be a US Citizen and must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the candidate ... control, and testing. - Current, active US Government Security Clearance of TS / SCI with Polygraph. Preferred Qualifications - AWS Professional level… more
    Amazon (12/02/25)
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  • CCSS Principal Systems Engineer - WHCA…

    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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  • ADC Engineer I, Amazon Dedicated Cloud…

    Amazon (Herndon, VA)
    …requires that the candidate selected must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the ... Do you have a deep passion and desire to engineer and operate the world's largest cloud computing infrastructure...systems - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - Bachelor's… more
    Amazon (11/12/25)
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  • SIGINT Systems Engineer

    SAIC (Chantilly, VA)
    …on complex Space Systems acquisition processes. This position requires an **active TS / SCI Clearance with Polygraph** and is located in **Chantilly, VA.** ... validation. + Other duties as specified by the customer. **Qualifications** + **Active TS / SCI clearance with Polygraph.** + Bachelor's degree in STEM (science,… more
    SAIC (11/06/25)
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  • Network Firewall Engineer

    CACI International (Sterling, VA)
    Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... field or equivalent work experience + 10+ years of related work experience + TS / SCI with Poly + Exceptional organizational skills and attention to detail +… more
    CACI International (10/25/25)
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  • Network Testing Lab Infrastructure Engineer

    CACI International (Sterling, VA)
    Network Testing Lab Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with ... equipment inventory. + Support the installation and updates of software and firmware on lab devices. + Assist in...experience + 3+ years of work related experience + TS / SCI w/ poly is required + Basic… more
    CACI International (10/24/25)
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  • Facility Operations Center Engineer , ADC…

    Amazon (Arlington, VA)
    …selected be a US Citizen and must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the candidate ... work experience - Current, active US Government Security Clearance of TS / SCI with polygraph. Preferred Qualifications - Experience troubleshooting and… more
    Amazon (10/23/25)
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  • Senior Specialty Engineer

    SAIC (Hampton, VA)
    …in DoD disciplines including mission needs and requirements analysis. **REQUIRED CLEARANCE:** + TS / SCI clearance required to start; Ability to obtain a TS ... **Description** SAIC is seeking a highly experienced **Senior Specialty Engineer ** to develop requirements for game changing combat capabilities for the Air Force.… more
    SAIC (10/22/25)
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  • Senior Systems Engineer (MBSE) (Onsite)

    RTX Corporation (Dulles, 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 ... team environment (Government, Military, SETA, and Contractor). + **An active and transferable TS / SCI CI Poly US government issued security clearance is required… more
    RTX Corporation (10/13/25)
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