• Modeling & Simulation Engineer

    KBR (Reston, VA)
    Title: Modeling & Simulation Engineer ( Senior II) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... space defense. KBR is seeking a Modeling & Simulation Engineer ( Senior II) with AFSIM experience to...in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI)… more
    KBR (07/25/25)
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  • Modeling & Simulation Engineer

    KBR (Reston, VA)
    Title: Modeling & Simulation Engineer ( Senior II) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... Key Responsibilities: KBR is seeking a Modeling & Simulation Engineer ( Senior II) to join a team...in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI)… more
    KBR (07/23/25)
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  • Senior SETA Engineer SME

    IronMountain Solutions, Inc. (Falls Church, VA)
    …Operations. + Demonstration and Experimentation. Clearance Requirements: Must have anActive Top Secret Security Clearance with SCI and SAP Experienceis ... 501180 Senior SETA Engineer SME Work Location:...Artificial Intelligence (AI)/Machine Learning to assess the performance of software which shall enable autonomous vehicle and control elements,… more
    IronMountain Solutions, Inc. (07/22/25)
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  • Senior Systems Engineer - Part-time…

    NTT DATA North America (Quantico, VA)
    …numerous sites, and within and between data centers. + Active Top Secret Security Clearance **Preferred Qualifications:** + Undergraduate degree/bachelors ... an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Senior Systems Engineer - Part-time 20 hours to join our team… more
    NTT DATA North America (07/19/25)
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  • Software Virtualization Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Software Virtualization Engineer Location: Springfield, VA, US Job ID: ATR 17564 Job Description Job Title: Software Virtualization Engineer Location: ... or Arnold, MO Eligibility: Candidate must possess an active TS /SCI clearance and be willing to obtain a CI...Experience | + + + | Level 3 - Senior | - PhD + 2 Years Experience |… more
    Arena Technical Resources, LLC (07/07/25)
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  • Senior Offensive Cyber Engineer

    ManTech (Quantico, VA)
    …+ Must Have an Active Secret with the ability to obtain Top Secret /SCI **Physical Requirements:** + This job largely operates in a professional ... MANTECH seeks a ** Senior Offensive Cyber Engineer ** to perform...reflects current system security configurations to include hardware and software components, data flow, interconnections, and ports, protocols, and… more
    ManTech (08/01/25)
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  • Senior Information System Security…

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

    General Dynamics Information Technology (Langley AFB, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Network ... 7 + years of related experience **US Citizenship Required:** Yes **Job Description:** Network Engineer Senior Join the team of men and women that solve some… more
    General Dynamics Information Technology (07/30/25)
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  • Systems Engineer ( Engineer Systems…

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $68,050.00 - $85,000.00 Security Clearance: Top Secret Level of Experience: Mid HI This opportunity ... Who We Are HII-Mission Technologies is seeking a Systems Engineer in our Virginia Beach, VA. location. This role...out of state. You also must have an active Top - Secret clearance for this role. Position reports… more
    Huntington Ingalls Industries (06/07/25)
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  • Network Engineer III

    William C Brown Inc (Springfield, VA)
    …Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is currently ... Network Engineer III EOE Statement We are an equal...standards and evaluates, consults and makes technology recommendations to senior management. This position requires experience in complex telecommunications… more
    William C Brown Inc (06/03/25)
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