• Program Lead - System Engineer

    Leidos (Odenton, MD)
    …or 10-13 years of professional experience with a related Master's degree. + Active DoD Top Secret Security Clearance and ability to obtain a DoD Top ... **Description** The Program Lead /System Engineer position will oversee the management of...will be: + Perform Leidos supervisory duties for a team of 10-15 personnel. Provide guidance and direction for… more
    Leidos (11/11/25)
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  • Lead , Systems Engineering - Modeling…

    L3Harris (Herndon, VA)
    …MAG. + Perform additional duties and responsibilities as assigned. Qualifications: + DoD TOP SECRET security clearance + Bachelor's degree in STEM fields ... domains in the interest of national security. Job Title: Lead , Systems Engineering - Modeling & Simulation Job Code:...experience of MBSE tools: Cameo, ModelCenter, DOORS, Rhapsody + Top Secret SCI clearance highly desired In… more
    L3Harris (12/05/25)
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  • Lead Security Engineer

    Foxhole Technology, Inc (Alexandria, VA)
    **Overview** **Job Title: Lead Security Engineer** **Clearance: Top Secret w/SCI eligibility** **Location: Alexandria, VA** **Start: Based on Contract ... support a Department of War (DoW) cybersecurity program. In this role, you will lead a team of penetration testers, vulnerability analysts, and assessors in… more
    Foxhole Technology, Inc (12/19/25)
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  • Lead Flight T&E Advisor

    KBR (Anacostia, DC)
    …ensure mission success. KBR is seeking a Lead Flight T&E Advisor ( TOP SECRET + SSBI CLEARANCE) to join our team in the National Capital Region (Joint ... Title: Lead Flight T&E Advisor KBR's Mission Engineering Division...and Evaluation Master Plan, etc. Basic Qualifications + Clearance: Top Secret /SSBI security clearance. Must have completed… more
    KBR (10/31/25)
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  • Software Developer - Mid Level

    Parsons Corporation (Chantilly, VA)
    …active TS /SCI w/polygraph is preferred **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​ This ... data analytics. As a leading member of our team , you would work on one or more efforts...Minimum of 5 years of experience in software design/development, data structures, and algorithms + TS /SCI is… more
    Parsons Corporation (10/21/25)
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  • User Interface (UI) Systems Engineer/Product Owner

    Leidos (Bethesda, MD)
    …in software development, system engineering or related field + **Must have an active Top Secret security clearance with the ability to obtain and maintain a ... has an exciting opening for you, as our next ** TS /SCI cleared** **User Interface (UI) Systems Engineer/ Product Owner**...performed remotely. As a **Systems Engineer/Product Owner** you will lead a team responsible for designing and… more
    Leidos (12/13/25)
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  • Physicist

    Leidos (Reston, VA)
    …is also required. **Required Education, Skills, and Experience:** * Candidate must possess an active TS /SCI, or a Top Secret clearance with a current SSBI, ... Solutions Business Area at Leidos seeks physicists who can lead and perform research and development efforts. This position...position will be responsible for R&D activities that support data analytics as well as modeling and simulation efforts.… more
    Leidos (12/19/25)
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  • Physical Security Specialist (Industrial Security…

    Huntington Ingalls Industries (Alexandria, VA)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $85,686.00 - $140,769.00 Security Clearance: Top Secret Level of Experience: Senior Meet HII's Mission ... Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain...leading the next evolution of national defense - the data evolution - by accelerating a breadth of national… more
    Huntington Ingalls Industries (12/04/25)
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  • Policy Governance and Standards Systems Architect

    Leidos (Alexandria, VA)
    …BS degree and 8+ years of prior relevant experience. + US Citizenship with an active Top Secret ( TS ) / SCI clearance. + Experience with preparing executive ... at The Mark Center in Alexandria, VA and requires an active TS /SCI clearance to start.** **Primary Responsibilities:** + Perform complex and advanced architecture… more
    Leidos (10/18/25)
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  • Electrical Maintenance Technician Shift…

    M. C. Dean (Alexandria, VA)
    …for access to classified information; **Ability to obtain and maintain a Top - Secret /SCI Clearance.** **Work hours** - Friday through Sunday, 7:00pm-7:00am ... for access to classified information; **Ability to obtain and maintain a Top - Secret /SCI Clearance.** **Technical Skills and Knowledge** + Proficient in reading… more
    M. C. Dean (11/14/25)
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