• Geotechnical Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Geotechnical Engineer , Senior Key Role: Manage the planning, design, construction, and maintenance of physical infrastructures, ensuring compliance with relevant ... facilities and hard and deeply buried targets + Active TS /SCI clearance; willingness to take a polygraph exam +...Engineering Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Sr. System Development Engineer , AWS Cross…

    Amazon (Herndon, 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 ... operations, automation, and process improvement - Current, active US Government Security Clearance of TS /SCI with Polygraph Preferred Qualifications -… more
    Amazon (01/14/26)
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  • Strategic Economics Department Manager

    The MITRE Corporation (Mclean, VA)
    …This requisition requires the candidate to have a minimum of the following clearance(s): Top Secret /SCI This requisition requires the hired candidate to have or ... to deliver meaningful solutions to the nation's most pressing security challenges. This position offers a unique opportunity to...year from the date of hire, the following clearance(s): Top Secret /SCI Salary compensation range and midpoint:… more
    The MITRE Corporation (01/13/26)
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  • High Speed Guard Engineer

    CACI International (Springfield, VA)
    High Speed Guard Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage ... Continental US * * * **The Opportunity:** **Transport Cyber Security Services (TCS)** **is a premier, long-term contract with...NGA mission. CACI is seeking a High Speed Guard Engineer to support the implementation and administration of Everfox… more
    CACI International (12/01/25)
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  • Facility Operations Center Technical Team Lead,…

    Amazon (Arlington, VA)
    …the candidate selected be a US citizen and currently possess and maintain an active Top Secret security clearance with SCI eligibility. The position further ... start, the selected candidate obtain and maintain an active TS /SCI security clearance with polygraph or commensurate...better-rounded professional. Basic Qualifications - Current, active US Government Security Clearance of Top Secret more
    Amazon (01/05/26)
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  • Senior Engineering Lead

    CACI International (Triangle, VA)
    …and external partners **Qualifications:** _Required:_ + Top Secret ( TS ) with Sensitive Compartmented Information (SCI) eligibility security clearance ( ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...and interagency partners that defend the United States nation security interests. The DIA is the authoritative source for… more
    CACI International (12/11/25)
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  • ADC Engineer , Platform 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 ... Amazon Dedicated Cloud team is hiring for an ADC Engineer to support CloudTrail, AWS Config and other AWS...root cause of issues. - Current, active US Government Security Clearance of TS /SCI with Polygraph Preferred… more
    Amazon (12/17/25)
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  • Cses III - Firewall Engineer

    CACI International (Springfield, VA)
    …health and strong security posture of complex network architectures. The Firewall Engineer will be actively involved with all phases of security design, ... CSES III - Firewall Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (12/18/25)
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  • Commissioning Project Manager (Hybrid - Arlington,…

    Chinook Systems (Arlington, VA)
    …that we do. Preferred Qualifications: + An Active Secret or higher Security Clearance. + Professional Engineer (PE) License. + Certified Energy Manager ... be able to obtain and maintain up to a Top Secret clearance due to our customer...integration of Mechanical systems with electrical, life safety, and security systems. + A broad depth of knowledge of… more
    Chinook Systems (12/04/25)
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  • Infrastructure Engineer /Administrator

    CACI International (Mclean, VA)
    Infrastructure Engineer /Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full lifecycle development and… more
    CACI International (12/26/25)
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