• (Mbse) Model- Based Systems Engineer

    KBR (Alexandria, VA)
    …briefing and presentation skills. + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility + Bachelor's degree ... Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our… more
    KBR (12/23/25)
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  • Modeling & Simulation Engineer (Specialist)

    KBR (Reston, VA)
    …Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility Desired: + Master ... Title: Modeling & Simulation Engineer (Specialist) Belong. Connect. Grow. with KBR! KBR's... (Specialist) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology… more
    KBR (10/24/25)
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  • Senior Service Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …have an active** US Government Top Secret Clearance with access to Sensitive Compartmented Information ( SCI ) based on a Single Scope Background ... Microsoft has an exciting opportunity for a Senior Service Engineer to join the Azure Silver and Sovereign Team...systems you support will be required to meet the security policy and assurance requirements of both public and… more
    Microsoft Corporation (12/11/25)
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  • Site Reliability Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …must have an **active** US Government ** Top Secret Clearance** with access to Sensitive Compartmented Information ( ** SCI ** ) based on a Single ... passionate about building resilient systems that matter. As a Principal Site Reliability Engineer on the Silver Edge team, you will provide technical leadership in… more
    Microsoft Corporation (01/06/26)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …managing Windows and Azure server environments ** Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is ... with typically 0+ years of experience. + Must possess TS / SCI Clearance with CI Poly. **What Desired...Validates capability to manage workloads on AWS. + Azure Security Engineer Associate - Strengthens skills in… more
    Parsons Corporation (11/15/25)
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  • Intermediate AI Research Engineer

    The MITRE Corporation (Mclean, VA)
    …used by customers or stakeholders outside of a lab/experimental setting + Active IC or DOD TS / SCI security clearance with CI Poly. + Knowledge of advances in ... with an ability and willingness to obtain maintain a TS / SCI Clearance with a CI poly. +...year from the date of hire, the following clearance(s): Top Secret / SCI Salary compensation range… more
    The MITRE Corporation (12/16/25)
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  • High Speed Guard Engineer

    System One (Springfield, VA)
    …VA Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Active TS / SCI High Speed Guard Engineer to support the implementation and ... design, and implement HSG rulesets. Required Qualifications: + Active TS / SCI Clearance + Ability to successfully pass...system security practices, TCP/IP networking, and network security concepts.a High Speed Guard Engineer to… more
    System One (12/26/25)
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  • Palantir Engineer , Lead

    BOOZ, ALLEN & HAMILTON, INC. (Springfield, VA)
    … investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance is required. Compensation At Booz Allen, ... algorithms, tools, and frameworks. As an AI and ML Engineer on our National Security team, you'll...to work in a fast-paced, Agile environment + Active TS / SCI clearance; willingness to take a polygraph… more
    BOOZ, ALLEN & HAMILTON, INC. (12/18/25)
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  • Lead Test Automation Engineer - ServiceNow…

    CACI International (Chantilly, VA)
    …procedures.** **Qualifications:** _Required:_ + ** Security Clearance: Active Top Secret clearance with TS / SCI with Poly.** + **Experience: Minimum ... requires a blend of deep technical ServiceNow expertise, leadership capability, and an active Top Secret / SCI with Poly clearance to support systems vital to… more
    CACI International (12/04/25)
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  • Technical Program Manager (TPM), AWS Cross Domain…

    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 ... team and other AWS teams to establish and maintain information security documentation, including security ...and coordinating release schedules - Current, active US Government Security Clearance of TS / SCI with… more
    Amazon (01/10/26)
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