• Senior Developer

    Koniag Government Services (Vienna, VA)
    …**Kadiak** and our government customer in Vienna, VA. **This position requires an active Top - Secret security clearance with SCI Poly. This opportunity is ... for new or existing IT application software on Unclassified, Secret and Top - Secret enclaves. Development...frequently. + Must be able to demonstrate expertise in information system design, including application programming on… more
    Koniag Government Services (07/12/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    …to address emerging threats. Nightwing is seeking a talented and experienced Principal Systems Engineer to join our dynamic development team. In this role, ... (S) clearance. Must be able to obtain a TS / SCI clearance + Must be able to...Coach or similar role. **Required Education:** Bachelor's degree in Systems Engineering, Computer Science, Information Systems more
    Nightwing (09/05/25)
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  • Principal Cyber Security Systems

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven **Principal Cyber Security Systems Engineer ** to join our team in **Chantilly, VA** . This role offers an exciting ... with ATO/accreditation processes **Clearance Requirements:** + Must possess an active TS / SCI with Polygraph clearance. **Physical Requirements:** + Must be… more
    ManTech (08/29/25)
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  • Sr Principal Cyber Systems Engineer

    Northrop Grumman (Fairfax, VA)
    …Cyber Systems Engineer Basic Qualifications:** + Must have an active ** TS / SCI with Polygraph** to be considered + 8 Years with Bachelors Degree; 6 ... a candidate to join our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber... administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The… more
    Northrop Grumman (09/10/25)
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  • Enterprise Resilience Systems

    KBR (Chantilly, VA)
    Title: Enterprise Resilience Systems Engineer - Modeling and Simulation KBR seeks a highly motivated Systems Engineer to support an Intelligence ... in an Agile development environment + Familiarity with IC and/or DoD Security Requirements: TS / SCI with Poly Belong, Connect and Grow at KBRAt KBR, we are… more
    KBR (09/02/25)
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  • System Engineer

    Athenix Solutions Group, LLC (Mclean, VA)
    System Engineer Mclean, VA (http://maps.google.com/maps?q=Mclean+VA+USA) *ANS Job Type Full-time Description Athenix Solutions Group is looking for a Systems ... so, we have an exciting job waiting for you! Requirements + Active Clearance: TS / SCI with Polygraph?is required + Education: Positions available no matter where… more
    Athenix Solutions Group, LLC (07/24/25)
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  • Systems Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos Intelligence Group is seeking a Systems Engineer to support an enterprise IT program that is responsible for building and operating a ... , equipment and technologies to improve and enhance existing systems . The System Engineers will diagnose and...products and applications. **Basic Qualifications** + Current and active TS / SCI with Polygraph security clearance + Bachelors… more
    Leidos (09/24/25)
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  • Information Systems Security…

    Amentum (Chantilly, VA)
    …Security, & Intel space? If so, look no further. Amentum is seeking a **Principal Information System Security Engineer ** to join our team of passionate ... We are seeking a highly skilled and experienced Principal Information System Security Engineer to...compliance with security standards and policies. **Clearance Required:** + TS / SCI w/ poly **Minimum Education:** + BS… more
    Amentum (08/19/25)
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  • Information Systems Security…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Information Systems Security Engineer (ISSE) - Senior** **Category:** Service Desk / End User Services **Main location:** United States, Virginia, ... knowledge on a highly collaborative team to deliver state-of-the-art capabilities. The Information System Security Engineer (ISSE) designs, implements, and… more
    CGI Technologies and Solutions, Inc. (09/26/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    …Support_ + Serve as the operational backup for the senior systems engineer . + Participate in infrastructure and system upgrade projects. + Be available ... Leidos is on the lookout for a sharp, forward-thinking ** Systems Engineer ** to strengthen our elite technical...Clearance** **:** Must possess an active and in scope ** TS / SCI With Poly** to be considered. **Travel:**… more
    Leidos (08/15/25)
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