• Mid-Level Modeling and Simulation Engineer

    KBR (Chantilly, VA)
    …Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... Join Us? + Innovative Projects: KBR's work is at the forefront of engineering , logistics, operations, science, program management, mission IT and cybersecurity… more
    KBR (09/16/25)
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  • OT Cybersecurity Advisor

    AECOM (Arlington, VA)
    …field similar to the following: Cybersecurity, Electrical Engineer, Automation Engineer, and Computer Engineering . + CISSP and/or Security +. + Due to the nature ... and capital investment under the guidance of a more senior manager. + Assigned as a consultant to a...the project lifecycle - from advisory, planning, design and engineering to program and construction management. AECOM… more
    AECOM (09/13/25)
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  • Level II Proposal Analyst

    RTX Corporation (Sterling, VA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Top Secret -...of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission… more
    RTX Corporation (09/19/25)
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  • Computer/Software Engineer Intern - Summer

    Sierra Nevada Company, LLC (Herndon, VA)
    …a truly awesome career in aerospace and defense. This is not your parent's internship program - you won't be getting coffee and ordering lunch. Our Interns have the ... foundation through practice and mentorship, and participate in an in-depth program built by our University Recruiting team, that includes cross-functional workshops… more
    Sierra Nevada Company, LLC (09/17/25)
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  • Requirements Engineer

    TRIAEM, LLC (Springfield, VA)
    Join Our Mission-Driven Engineering Team: Senior Requirements Engineer - TS/SCI is required Are you a systems thinker who thrives on turning big-picture goals ... into actionable outcomes? We're looking for a Senior Requirements Engineer to drive mission-critical capabilities that shape the future of national security … more
    TRIAEM, LLC (09/06/25)
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  • Solutions Architect Lead

    Chenega Corporation (Arlington, VA)
    …to the next level! The **Solutions Architect Lead** will serve as a senior technical leader supporting DARPA's IT modernization, Zero Trust, cloud adoption, and ... and non-technical audiences. + Review and approve solution designs from engineering teams to ensure technical consistency and mission alignment. + Architect… more
    Chenega Corporation (09/03/25)
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  • Electrical Test Technician 3

    M. C. Dean (Caroline County, VA)
    …With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT ... delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration. **Why Join Us?** Our people… more
    M. C. Dean (09/09/25)
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  • Deskside Administrator I - Crystal City

    Epsilon, Inc (Arlington, VA)
    …infrastructure solutions. Our services, ranging from systems administration and network engineering to Information security and data center management, are ... gain access to AMERICAN SYSTEMS' benefits package and employee ownership program -details will be shared during your recruiter conversation. **Compensation:** The… more
    Epsilon, Inc (10/02/25)
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  • Cybersecurity Engineer II

    TekSynap (Virginia Beach, VA)
    …in compliance with DoD cybersecurity policies. + Apply and validate Security Technical Implementation Guides (STIGs) to ensure secure configurations. + Conduct ... tool. + Remediate findings by implementing vendor patches and security updates on Linux and Windows operating systems. +...issued by DoD and Navy authorities. + Collaborate with senior cybersecurity staff to ensure Risk Management Framework (RMF)… more
    TekSynap (10/01/25)
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  • Policy Analyst

    SAIC (Arlington, VA)
    **Description** Looking for a Policy Analyst to support a dynamic program in Arlington (Rosslyn), VA. Individual works at SAIC site (and some work at the ... coordinating practical aspects of meetings, analytical reporting, and draft senior -level correspondence and communications. Nature of work actively engages issues,… more
    SAIC (09/27/25)
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