• Chinese All-Source Analyst

    SOS International LLC (Reston, VA)
    Reston, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret / SCI **Company Description** Founded in 1989, SOSi is among the largest ... experience within the last 2 years. + Active DoD Top Secret Clearance with SCI ...grey literature, and academic journals Preferred Qualifications + Current TS / SCI with a CI Polygraph is preferred.… more
    SOS International LLC (11/21/25)
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  • Senior Mission / Systems Engineer

    RTX Corporation (Annapolis Junction, MD)
    …and testing efforts. + Active and transferable US government issued Top Secret SCI ( TS / SCI ) security clearance required prior to start date. + US ... citizens are eligible for a security clearance​ ** Security Clearance:** TS / SCI without Polygraph...of the system lifecycle + Experience with Systems Integration, test execution, and test results documentation +… more
    RTX Corporation (10/23/25)
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  • Software Developer

    CACI International (Arlington, VA)
    …throughout the software development lifecycle **Qualifications:** _Required:_ + US Citizen with an active Top Secret or TS / SCI clearance (Must be ... Software Developer Job Category: Information Technology Time Type: Full time Minimum Clearance...Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of… more
    CACI International (11/05/25)
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  • Manager Mission Architect Engineering 2

    Northrop Grumman (Dulles, VA)
    …experience including people management experience + **Requires an active US Government DoD Top - Secret security clearance at time of application, current and ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of...Security Space **Preferred** **Qualifications:** + Active or current TS / SCI Clearance + Experience in RPO mission… more
    Northrop Grumman (01/13/26)
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  • Principal / Sr. Principal DevOps Software Engineer

    Northrop Grumman (Chantilly, VA)
    …standards, theories, concepts, and techniques **Preferred Qualifications for both levels:** + Active Top Secret / SCI security clearance + Experience with ... system design, engineering development, system integration, hands-on build and test , field operations and maintenance, training, and production. This...required. Willing and able to obtain and maintain a TS / SCI Security Clearance. + A… more
    Northrop Grumman (12/04/25)
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  • Sr. DevOps Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …DevOps Engineer Location: Springfield, VA Eligibility/Clearance: This position requires an active TS / SCI clearance Job Description: We are looking for highly ... energetic, TS - SCI cleared, IT professionals who are interested...- Establish and Improve system monitoring while maintaining established security protocols within development, test , and production… more
    Arena Technical Resources, LLC (11/29/25)
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  • Security Control Assessor (SCA) - Level 4

    Parsons Corporation (Chantilly, VA)
    … technology systems, software, and networks. ** Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... department goals and planning efforts. **What Required Skills You'll Bring** **:** + **Active Top Secret / SCI ** **with CI Poly** + Bachelor's degree and 10+… more
    Parsons Corporation (12/23/25)
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  • Test Engineer

    Parsons Corporation (Annapolis Junction, MD)
    …and best practices within an organization. ​ ** Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... Description:** Parsons is looking for an amazingly talented Sr. Test Engineer to join our team! In this role...provide services and solutions in the areas of defense, security , intelligence, infrastructure, and environmental. We promote a culture… more
    Parsons Corporation (01/17/26)
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  • Software Developer - Principal

    Parsons Corporation (Chantilly, VA)
    TS / SCI w/polygraph is preferred ** Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... a Linux environment. + Collaborate with team members to test and refine code, ensuring reliability, scalability, and performance....experience in software design/development, data structures, and algorithms + TS / SCI is required + Minimum of 8… more
    Parsons Corporation (01/20/26)
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  • Systems Acquisition, Principal

    The MITRE Corporation (Mclean, VA)
    …obtain and maintain a DoD Top Secret clearance with access to Secure Compartmented Information ( TS / SCI ). + Bachelor's degree or higher in an ... or obtain, within one year from the date of hire, the following clearance(s): Top Secret Salary compensation range and midpoint: $157,200 - $196,500 - $235,800… more
    The MITRE Corporation (01/18/26)
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