• Test Engineer III

    Mercury Systems (Chantilly, VA)
    … requirements. + Oversee and conduct functional, environmental, stress, and security testing of hardware and software systems , ensuring performance ... goals. + Experience road testing expertise across hardware, electrical, and software systems .. + Experience understanding of system and subsystem requirements &… more
    Mercury Systems (12/03/25)
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  • Technical Account Manager

    Proofpoint (Austin, TX)
    …knowledge of Proofpoint's integration within the customer's environment, including network, security , systems administration, and messaging management. + Develop ... About Us: We are the leader in human-centric cybersecurity . Half a million customers, including 87 of...for protecting users, the data they create, and the systems they rely on from a uniquely people-centric perspective.… more
    Proofpoint (10/22/25)
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  • Systems Architect

    BOOZ, ALLEN & HAMILTON, INC. (Aurora, CO)
    …expertise in modern sof tware development ecosystems, DevSecOps practices, and secure multi-tenant system design. As a Systems Architect on our team, you will ... generation of Overhead Persistent Infrared ( OPIR ) ground systems capabilities to deliver critical information to...Agile met hodologies planning, and on-prem hardware, and executing system integration of complex space or ground systems more
    BOOZ, ALLEN & HAMILTON, INC. (01/02/26)
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  • Cyber Security Analyst I

    ManpowerGroup (Houston, TX)
    …SSO** and **Okta** . + Knowledge of security tools, networking, cloud security , and operating systems . + Strong analytical and problem-solving skills with ... client, a leading energy company, is seeking a Cyber Security Engineer to join their team. As a Cyber... tools such as IDS/IPS, endpoint protection, and SIEM systems . + Support incident response activities, including investigation and… more
    ManpowerGroup (10/21/25)
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  • Systems Administrator (Linux)

    RTX Corporation (Mckinney, TX)
    …and configure software applications requested by end users. + Work with Cybersecurity professionals to maintain security requirements. **Qualifications YOU Must ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...and defense industry. We are currently seeking a Linux Systems Administrator that will be working onsite in a… more
    RTX Corporation (12/02/25)
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  • Business Systems Analyst

    HTC Global Services Inc (San Francisco, CA)
    …teams to design scalable and feasible solutions that align with business goals. System Analysis and Design + Evaluate existing systems , applications, and ... We are seeking a motivated and detail-oriented Business Systems Analyst to join our team and play...cybersecurity teams to address vulnerabilities and strengthen application security . + Support audits, risk assessments, and disaster recovery… more
    HTC Global Services Inc (01/14/26)
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  • SIGINT Enterprise Systems Engineer

    KBR (Chantilly, VA)
    …+ Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space ... + Requirements: Experience in supporting Requirements Engineering, CONOPS development, and system integration to accommodate End to End Systems Engineering.… more
    KBR (12/29/25)
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  • RF Test Engineer, Radar Systems , Travel…

    Huntington Ingalls Industries (Wright Patterson AFB, OH)
    …Radar Systems . The RF Test Engineer performs technical planning, system integration, verification and validation, cost and risk, and supportability and ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $62,444.00 - $88,124.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides… more
    Huntington Ingalls Industries (12/25/25)
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  • Infrastructure Systems Engineer

    Lockheed Martin (Moorestown, NJ)
    …their configuration\. \- Experience with software containerization\. \- Experience with system hardening and cybersecurity best practices\. \- Excellent ... **Description:** **WHAT WE'RE DOING** At Lockheed Martin Rotary and Mission Systems , we're driving innovation and upholding integrity in all that we do\. Our mission… more
    Lockheed Martin (10/31/25)
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  • R & D Architect Support Engineer/ Systems

    KBR (Chantilly, VA)
    …+ Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space ... a wide variety of mission thread projects for impact on the existing and planned system architecture + Systems : Assist in ensuring decisions about AGG R&E … more
    KBR (12/29/25)
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