• Network Engineer

    Leidos (Lorton, VA)
    …network infrastructure and data. **Basic Qualifications:** + US Citizen with at least a Top Secret Clearance is required. With the ability to obtain a SCI ... across multiple customer sites and the cloud. We are seeking a skilled **Network Engineer ** to deploy, monitor, and maintain network systems that meet Department… more
    Leidos (07/04/25)
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  • Senior Network Engineer

    Leidos (Lorton, VA)
    …network infrastructure and data. **Basic Qualifications:** + US Citizen with at least a Top Secret Clearance is required. With the ability to obtain a SCI ... multiple customer sites and the cloud. We are seeking a skilled **Senior Network Engineer ** to design, procure, and install network systems that meet Department… more
    Leidos (07/04/25)
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  • Network Engineer

    Assertive Professionals (Chantilly, VA)
    Network Engineer About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... for itself within the Defense Contracting community taking 15th place in America's Top 100 Small Business Visionaries for the 2018 Best of Small Business Awards,… more
    Assertive Professionals (05/23/25)
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  • Systems Engineer

    Cinteot (Herndon, VA)
    Systems Engineer Location - Herndon, VA Job Description: With our employees as our priority, we provide diverse career opportunities designed to propel ... and software solutions. + Experience with schedule management in Microsoft Project and understand scheduling techniques, best practices, schedule planning… more
    Cinteot (05/09/25)
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  • Systems Engineer - Expert

    ABBTECH Professional Resources, Inc. (Herndon, VA)
    ** Systems Engineer - Expert** **Location- Herndon, Va** **Clearance- TS /SCI w/ FSP** **Salary- 185k-195k/yr** _The above salary range represents the range ... requires US Citizenship_** **Position Overview** We are looking for **experienced Systems Engineers** to join a highly technical and impactful government program.… more
    ABBTECH Professional Resources, Inc. (07/02/25)
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  • Trellix/Endpoint Security Engineer

    CACI International (Springfield, VA)
    Trellix/Endpoint Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage ... has an exciting opportunity for a **Senior Endpoint Security Engineer ** to join our Transport & Cybersecurity Services (TCS)...TCS program. This is an exceptional opportunity for a TS /SCI cleared professional to join an incredibly talented team,… more
    CACI International (06/21/25)
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  • Facility Operations Center Technical Team Lead,…

    Amazon (Arlington, VA)
    …candidate selected be a US citizen and currently possess and maintain an active Top Secret security clearance with SCI eligibility. The position further requires ... resource in data center critical infrastructure, operations, and controls systems for various data center designs. The TTL will...Qualifications - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above… more
    Amazon (07/19/25)
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  • Specialist, Systems Engineering…

    L3Harris (Springfield, VA)
    …domains in the interest of national security. Job Title: Specialist, Systems Engineer -Battle Space Awareness Operator (Active TS /SCI with CI Poly Required) ... support a critical national security program within the Space Systems Sector of the Spectral Solutions Division under the...tools such as STK, GMAT, and/or ODTK. + Active Top Secret Clearance with CI Poly required.… more
    L3Harris (07/18/25)
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  • Senior Specialist, Systems Engineering…

    L3Harris (Springfield, VA)
    …Job Description: L3Harris Technologies currently has an opening for a Senior Specialist, Systems Engineer - Space Intelligence Analyst for an important national ... the interest of national security. Job Title: Senior Specialist, Systems Engineering - Space Intelligence Analyst (Active TS...of 10 years of prior related experience. + Active Top Secret /SCI with CI Poly clearance required.… more
    L3Harris (07/17/25)
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  • Senior Information System Security Engineer

    ManTech (Chantilly, VA)
    …other cyber discipline. **Security Clearance Requirements:** + Must have a current/active Top Secret security clearance with eligibility to obtain SCI. ... seeking a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.** **Responsibilities… more
    ManTech (07/03/25)
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