• Senior Principal Systems Integration…

    SAIC (Chantilly, VA)
    …Active Top Secret clearance with the ability to obtain a Top Secret / SCI . + Experience developing and/or sustaining high-reliability systems for ... This role is in Chantilly, VA and requires a Top Secret clearance. As the Senior Principal...Secret clearance. As the Senior Principal Systems Integration Engineer , you will be supporting the Systems Engineering and… more
    SAIC (09/27/25)
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  • Senior DevOps Engineer

    CACI International (Chantilly, VA)
    …Aerospace Engineering, Computer Engineering, Physics, Math, or equivalent experience + Active TOP SECRET security clearance with SCI eligbility + ... Senior DevOps Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (10/01/25)
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  • Software Engineer

    CACI International (Sterling, VA)
    Software Engineer Job Category: Information Technology Time Type:...+ Must be a US citizen with an active Top Secret / SCI DoD Security clearance with ... Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage...* * **The Opportunity:** Join us as a Software Engineer to design, build, and ship secure, high-performance software… more
    CACI International (09/20/25)
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  • Test Engineer

    CACI International (Sterling, VA)
    …and managing compliance evidence. + Must be a US citizen with an active Top Secret / SCI DoD Security clearance with polygraph. _Desired:_ + Certifications ... Test Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of… more
    CACI International (09/20/25)
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  • System Engineer

    CACI International (Sterling, VA)
    …environments, and support integration/testing. + Must be a US citizen with an active Top Secret / SCI DoD Security clearance with polygraph. _Desired:_ + ... System Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (09/20/25)
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  • Space Vehicle Systems Engineer

    KBR (Chantilly, VA)
    …scientific, or technical discipline and 12 years or more relevant experience. + Active Top Secret / SCI clearance with a Polygraph + Experience with space ... Title: Space Vehicle Systems Engineer Belong. Connect. Grow. with KBR! KBR's National...Minimal + Working Hours: Standard Required Qualifications: + Active TS / SCI security clearance with current Polygraph +… more
    KBR (09/04/25)
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  • Network Engineer III

    William C Brown Inc (Springfield, VA)
    …Master's Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is ... Network Engineer III EOE Statement We are an equal...etc) + Experience with BGP, OSPF, and MPLS. + TS / SCI Security Clearance (US Citizenship required) These… more
    William C Brown Inc (09/01/25)
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  • Linux System Engineer

    General Dynamics Information Technology (Springfield, VA)
    …ID:** RQ160819 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Be mindful of customer needs and clearly communicate complex information . + Demonstrate a high attention to detail, examining...of Systems Engineer or similar experience + TS SCI CI POLY required at the… more
    General Dynamics Information Technology (07/28/25)
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  • Integration Solutions Engineer

    SAIC (Chantilly, VA)
    …more experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret / SCI with Poly. + Experience in software/platform tools ... life cycle. The role requires an active TS / SCI with Polygraph. As the Integration Solutions Engineer...Experience: + Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field and fourteen (14)… more
    SAIC (09/25/25)
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  • Sr. Systems Engineer

    Leidos (Fort Belvoir, VA)
    …II or higher Certification such as Security + or CISSP + Active DoD Top Secret / SCI **Preferred Qualifications** + Experience building and delivering IaaS ... infrastructure for tuning/performance enhancements. **Clearance Requirement:** + Active DoD TS / SCI **Primary Responsibilities** + Perform best practice… more
    Leidos (09/23/25)
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