• Model Based Systems Engineer

    SAIC (Chantilly, VA)
    …similar simulation integration tools **Clearance:** + Must be a US Citizen with an active TS /SCI with a Polygraph. REQNUMBER: 2508711 SAIC is a premier ... **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems to join our… more
    SAIC (11/14/25)
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  • IT Support Engineer , Amazon Leo

    Amazon (Arlington, VA)
    …that the candidate selected be a US Citizen and must currently possess and maintain an active TS /SCI security clearance. A day in the life You start the day by ... Leo IT Services is looking to hire a skilled IT Support Engineer to provide comprehensive technical support for our infrastructure, warehousing operations,… more
    Amazon (11/13/25)
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  • Enterprise Integration Systems Engineer

    SAIC (Chantilly, VA)
    …math) or related discipline with at least 9 years of relevant experience + Active TS /SCI clearance with polygraph + Strong technical fundamentals in IC space ... their responsibilities. SAIC has an opening for a Enterprise Integration Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to… more
    SAIC (11/12/25)
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  • MBSE Systems Engineer

    SAIC (Chantilly, VA)
    …math) or related discipline with at least 2 years of relevant experience + Active TS /SCI clearance with polygraph + Working knowledge of Signals Intelligence ... Intel Space Organization has an opening for a entry to mid level systems engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC… more
    SAIC (10/29/25)
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  • Lifecycle Manager

    KBR (Chantilly, VA)
    …+ Ensures compliance with security policies and procedures. Minimum Qualifications: + A CURRENT and ACTIVE TOP SECRET / SCI federal security clearance with a ... to Operate processes + Relevant certifications (eg, AWS Certified DevOps Engineer , Certified Kubernetes Administrator) Clearance Requirements: TS /SCI with… more
    KBR (12/05/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …Credential for managing Windows and Azure server environments **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is ... accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space. + Interacts with users and… more
    Parsons Corporation (11/15/25)
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  • Network Architect Engineer 5

    M. C. Dean (Springfield, VA)
    …eligibility requirements, including US Citizenship, for access to classified information; ** ACTIVE TS /SCI clearance is REQUIRED** **Education:** + Bachelor's ... WAN/Internet transport and routing technologies, such as BGP, MPLS, and Software Defined Networking. + Experience with deploying and maintaining a multi-enclave… more
    M. C. Dean (12/19/25)
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  • Software Systems Project Lead

    CACI International (Fairfax, VA)
    …Information Systems, Engineering and 8-12 years demonstrated experience + Must possess an active TS /SCI with required polygraph clearance + Experience with Agile ... Software Systems Project Lead Job Category: Information Technology...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (12/07/25)
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  • Network Systems Engineer Cyber Opns (SME)

    Nightwing (Sterling, VA)
    …senior-level audiences on technical and operational development projects **Clearance Requirement: Active TS /SCI with poly.** _At Nightwing, we value ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive… more
    Nightwing (12/20/25)
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  • NRO EO Payload Engineer

    SAIC (Chantilly, VA)
    …and be able to work both independently and, in a team-based environment. Active TS /SCI clearance & Polygraph Key duties/responsibilities include, but are not ... in systems engineering and integration; enterprise IT, including cloud services; cyber; software ; advanced analytics and simulation; and training. We are a team of… more
    SAIC (12/17/25)
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