• Sr. Specialist Cyber Infrastructure…

    L3Harris (Carlsbad, CA)
    …support for escalated issues and lead troubleshooting efforts. + Collaborate with senior security leadership (ISSM, FSO, Program Managers) to ensure continuous ... the space, air, land, sea and cyber domains in the interest of national security . Job Title: Sr. Specialist, Cyber Infrastructure Engineer Job Code: 32501 Job… more
    L3Harris (01/02/26)
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  • Network Engineer - Active TS/SCI Clearance…

    NANA Regional Corporation (Honolulu, HI)
    …tools across multiple enclaves with varying security classifications. The Network Engineer works closely with the Senior Network Engineer , providing ... and Access Layer Switches, Cisco ISE, Firepower, ACI, F5, Palo Alto, VMware NSX, SPLUNK , ACAS, and ServiceNow. The engineer assists in planning and executing… more
    NANA Regional Corporation (10/21/25)
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  • Cyber Security Engineer - Managing…

    Guidehouse (Houston, TX)
    …Rev 5, DoD 8570). + Proven experience in designing and implementing enterprise security tools such as SIEM (eg, Splunk ), vulnerability scanners (eg, Nessus), ... to our clients' business issues every day, applying a collection of security spectrum capabilities, including security strategy and governance, IT risk,… more
    Guidehouse (11/28/25)
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  • Sr. Security Research Engineer

    Proofpoint (Raleigh, NC)
    …trust us as a security partner. **The Role** The Role As a Sr. Security Research Engineer on Proofpoint's Threat Research team, you'll be part of a ... are helping to: + Build and enhance our proven security platform + Blend innovation and speed in a...skills align with the requirements but feel that the ' Senior ' title may not reflect your experience level, we… more
    Proofpoint (12/09/25)
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  • Enterprise Monitoring Engineer

    SAIC (Springfield, VA)
    **Description** The Enterprise Monitoring Engineer in Springfield, VA is a senior -level technical expert who is accountable for the advanced troubleshooting, ... in hybrid environments, including on-premises, cloud, and virtual infrastructure. The engineer is responsible for the final escalation point for complex monitoring… more
    SAIC (12/05/25)
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  • Data Protection Engineer (Trellix), Zero…

    IT Concepts (Tampa, FL)
    …"tactical edge" and on-premises endpoints within the Command's classified environments. As the Senior Trellix Engineer , you will be the technical authority for ... extraordinary milestones. Kentro is hiring a specialized Data Protection Engineer (Trellix) to join the SIPR and Top-Secret Network...Splunk . Location: Onsite in Tampa, FL Requirements + Senior Level: Master of Science (MS) degree in Computer… more
    IT Concepts (12/24/25)
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  • Product Security Engineer - Advanced…

    The Boeing Company (St. Charles, MO)
    …are seeking motivated and talented **_Mid-Level (Levels 3 or 4) Product Security Engineers_** in **St. Charles, Missouri** ! These positions will support the ... performance of product security and cybersecurity engineering for specialized Advanced Weapons Proprietary...tuning & troubleshooting Cyber Tools to include ESS/HBSS, ConfigOS, Splunk , etc. + 5 years+ experience in configuring, running,… more
    The Boeing Company (12/25/25)
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  • Enterprise Management Tools - Systems…

    General Dynamics Information Technology (San Antonio, TX)
    …Systems Engineer Deliver simple solutions to complex problems as a Systems Engineer Senior at GDIT. Here, you'll tailor cutting-edge solutions to the unique ... make your career growth ours. At GDIT, people are our differentiator. As a Systems Engineer Senior you will help ensure today is safe and tomorrow is smarter.… more
    General Dynamics Information Technology (12/12/25)
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  • AI/ML Engineer (Tactical Networks - CANES)…

    General Dynamics Information Technology (San Diego, CA)
    …PMW-160 Tactical Networks. At GDIT, people are our differentiator. Our work depends on a Senior AI/ML Engineer who can design, deploy, and sustain models at the ... Required:** Yes **Job Description:** Transform data into decisive advantage as a **AI/ML Engineer ** with GDIT. A career in applied machine learning at GDIT means… more
    General Dynamics Information Technology (12/28/25)
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  • Principal Systems Engineer - active TS/SCI…

    V2X (Suitland, MD)
    …the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior -level Principal Systems Engineer shall lead a diverse, multi- disciplinary ... battlefield. We bring 120 years of successful mission support to improve security , streamline logistics, and enhance readiness. Aligned around a shared purpose, our… more
    V2X (11/15/25)
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