• Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    … domains in the interest of national security . Job Title: Senior Scientist, Systems Engineer Job Code: 25385 Job Location: Herndon, VA Job Schedule: 9/80 Job ... Description: The Advanced Concept Engineer (ACE) provides the strategic technical leadership to draw on L3Harris' technical competencies to meet the business needs… more
    L3Harris (07/09/25)
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  • Scientist - Program Chief Systems

    L3Harris (Ashburn, VA)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Scientist - Systems Engineering Job Code: 28197 Job Location: ... Based System Engineering (MBSE), and System Simulation * Thorough understanding of Cyber Security best practices * Competency making decisions with imperfect… more
    L3Harris (09/04/25)
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  • Virtualization Systems Engineer

    CACI International (Chantilly, VA)
    Virtualization Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * **The Opportunity:** CACI is seeking a VDI Automation Engineer to assist with the development, deployment, and O&M...department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and… more
    CACI International (08/08/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. Job Title: Systems Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and...is CONTINGENT upon contract award** The Systems Engineer (SE) collaboratively works closely with… more
    Nightwing (09/26/25)
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  • Security Engineer - Secure Software…

    Sedgwick (Alexandria, VA)
    …as a Great Place to Work(R) Fortune Best Workplaces in Financial Services & Insurance Security Engineer - Secure Software Development Security Engineer - ... measures to protect company data, networks, and computer systems . To focus on executing security fundamentals...Designs computer security architecture and develops detailed cyber security designs. + Prepares and documents… more
    Sedgwick (09/10/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider ... or college (preferably in a relevant field - Computer Science/ Cyber Security ) + A track record of...of total experience in a technical role such as security , networking, systems , or software development +… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Sr. Security Engineer - Team Lead

    NTT America, Inc. (Merrifield, VA)
    …inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Sr. Security Engineer - Team Lead to join our team in Merrifield, ... Virginia (US-VA), United States (US). **Job Summary:** The Senior Security Engineer - Team Lead is responsible...within six (6) months of onboarding. + Active Secret Security Clearance **Preferred Qualifications:** + Cyber Defense… more
    NTT America, Inc. (09/27/25)
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  • Virtru Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Arlington, VA)
    Virtru Security Engineer The Opportunity: As a Virtru Security Engineer you'll play a critical role in the world of zero t rus t. You will support the ... cyber architecture development, implementation, and sustainment across multiple networks...+ Experience designing, implementing, configuring, operating, or testing IT systems or security infrastructure + Experience deploying… more
    BOOZ, ALLEN & HAMILTON, INC. (09/23/25)
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  • Network Security Engineer - Multiple…

    Noblis (Richmond, VA)
    …make security -focused architectural recommendations in complex environments. The TIS Security Engineer will support the FAA Telecommunications and Integrated ... solutions. + Acting as a technical bridge between FAA cyber stakeholders and infrastructure providers (network, security ,...800-53 rev 5). + Can evaluate network and system security concepts for large-scale, safety-critical systems like… more
    Noblis (09/18/25)
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  • WGL - Senior OT Systems Engineer

    AltaGas (Springfield, VA)
    …grade firewalls, switches, and routers), virtual server infrastructure, cyber security tools and technologies, identity access management systems , OT ... and maintain securely segmented network infrastructure for communications between Critical Cyber Systems . * Collaborates with engineering and operations teams… more
    AltaGas (08/07/25)
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