• Senior / Principal

    Sandia National Laboratories (Livermore, CA)
    …are seeking an experienced Software Engineer (job title: R&D S&E Cybersecurity ) to design and implement cutting-edge solutions for high-consequence national security ... missions. + Incorporate software design methodologies to proactively address cybersecurity considerations throughout the software development lifecycle. + Develop… more
    Sandia National Laboratories (07/19/25)
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  • Principal Security Engineer…

    City of Tacoma WA (Tacoma, WA)
     Principal Security Engineer - Cybersecurity Engineering Salary $127,420.80 - $179,400.00 Annually Location Tacoma, WA Job Type Non- Classified Remote ... + Questions Position Description Are you ready to lead enterprise-level cybersecurity initiatives that directly impact the reliability and resiliency of public… more
    City of Tacoma WA (07/18/25)
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  • Cybersecurity Analyst - ISSO Support…

    COLSA Corporation (San Miguel, CA)
    General Summary: The Local Defender serves as a critical cybersecurity role that combines ISSO responsibilities with traditional Security Operations Center (SOC) and ... Threat Analyst functions. The position is pivotal in maintaining the cybersecurity posture of systems under its purview by supporting system authorization,… more
    COLSA Corporation (07/18/25)
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  • Senior Principal Information System…

    RTX Corporation (Tucson, AZ)
    …(DEX)** department is looking for an individual to perform the role of ** Senior ** ** Principal Information System Owner (ISO).** This position is on-site in ... **Tucson, AZ** The **ISO** is responsible for ensuring that all classified collateral Information Systems (IS) are operating in efficient compliance with Risk… more
    RTX Corporation (07/26/25)
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  • Senior Principal Network Engineer…

    RTX Corporation (Tucson, AZ)
    …security clearance​ **Security Clearance:** DoD Clearance: Secret ** Senior Principal Network Engineer (P4)** **Raytheon Digital Technology** ** Classified ... and Storage & Data Protection. Join this high impact team as a Senior Principal Network Engineer (P4) (Manager, Information Workplace Services) to ensure… more
    RTX Corporation (07/11/25)
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  • Principal / Senior Principal

    Serco (Orlando, FL)
    …here to apply now (https://careers-sercous.icims.com/jobs/69559/ principal - senior - principal ... **Position Description** Serco is seeking a Principal /Sr. Principal Network Engineer to join...3 years of experience; or 9+ years of relevant cybersecurity experience in lieu of a degree. + Active… more
    Serco (05/17/25)
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  • Network Engineer, Senior Principal

    RTX Corporation (El Segundo, CA)
    …for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret ** Senior Network Engineer P4** **Raytheon Digital Technology** ** Classified ... clearance to work as part of a collaborative team to support our classified networks at our El Segundo facility in California (Relocation Eligible). **What You… more
    RTX Corporation (07/24/25)
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  • Principal Cyber Engineer / Sr.…

    Northrop Grumman (Redondo Beach, CA)
    …**This requisition may be filled at the Principal Cyber Systems Engineer or Senior Principal Cyber Systems Engineer level:** + Principal Cyber Systems ... in Redondo Beach, CA. The selected candidate will oversee cybersecurity operations and ensure the security of an Army...3 Years with Masters; 0 Years with PhD). + Senior Principal Cyber Systems - Bachelor's degree… more
    Northrop Grumman (07/29/25)
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  • Sr. Principal Systems Administrator,…

    RTX Corporation (Woburn, MA)
    …and create end-of-end solutions to solve complex DT infrastructure problems. As a Senior Principal level System Administrator, this role will require a seasoned ... for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Sr. Principal Systems Administrator, Storage & Data Protection, (SME) Woburn, MA -100%… more
    RTX Corporation (07/04/25)
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  • Principal Vulnerability…

    Nightwing (Indialantic, FL)
    …citizens and be able to obtain and maintain a government security clearance. As a Senior Principal Cyber Engineer at Nightwing CODEX, you will take on a hybrid ... complex problems, and deliver exceptional results for our clients. About Cybersecurity , Intelligence and Services The Cybersecurity , Intelligence and Services… more
    Nightwing (06/24/25)
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  • Principal Software Engineer

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …exciting projects in a collaborative, congenial environment. We are seeking a Principal Software Engineer to design, modify, develop, and implement highly secure and ... scalable software solutions supporting critical DoD operations. This senior -level role involves leading project teams, providing technical guidance, and delivering… more
    Competitive Range Solutions, LLC (06/04/25)
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  • Infrastructure Engineer Principal

    City of Tacoma WA (Tacoma, WA)
     Infrastructure Engineer Principal Salary $127,420.80 - $179,400.00 Annually Location Tacoma, WA Job Type Non- Classified Remote Employment Flexible/Hybrid Job ... Tacoma Public Utilities (TPU) is seeking a highly skilled Infrastructure Engineer Principal to lead the design, implementation, and modernization of our Operational… more
    City of Tacoma WA (07/11/25)
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  • Principal Software Engineer

    Nou Systems, Inc. (El Segundo, CA)
    …a Hemisphere IDIQ awardee, is pleased to announce the contingent opening for a Principal Software Engineer who will join our Engineering Services team in El Segundo, ... our rapidly growing technology company operating in missile defense, cybersecurity , test range modernization, biotechnology, and space control marketspaces.… more
    Nou Systems, Inc. (05/07/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Grumman's Chief Information & Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in NetApp storage management to join ... its Classified Solutions team in Linthicum, MD. The selected candidate...technologies related to storage solutions. + Function as a senior technical resource for the rest of the System… more
    Northrop Grumman (07/18/25)
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  • Supervisory Senior Ocean Enterprise Program…

    University of Southern Mississippi (Gulfport, MS)
    Supervisory Senior Ocean Enterprise Program Manager The University of Southern Mississippi is currently accepting applications for the position of Supervisory ... Senior Ocean Enterprise Program Manager. Position Details Location Marine...to the Director of R&D for Ocean Enterprise, project leads/ principal investigators other USM researchers and external partners. +… more
    University of Southern Mississippi (06/03/25)
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  • Industrial Security Analyst - Level 4

    Northrop Grumman (Dulles, VA)
    …you start. Northrop Grumman is currently seeking an **Industrial Security Analyst - Level 4 ( Senior Principal )** , to join our team in **Dulles, VA** . This ... of programs and supporting the Program Manager as the Senior Security Analyst for the Program. **In this job,...and Program Protection + Ensure compliance with and support classified security programs and provide expertise in all security… more
    Northrop Grumman (07/09/25)
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  • Information / Operational Technology Analyst

    COLSA Corporation (Huntsville, AL)
    General Summary: The Senior IT / OT Analyst serves as a critical asset in supporting the Army customer, directly interfacing with government customer, stakeholders, ... and Black Start Exercises (BSEs), and present findings to senior leadership in a clear, actionable format. This is...format. This is a hybrid position and requires travel. Principal Duties and Responsibilities CIO Experience & Strategic Planning:… more
    COLSA Corporation (05/14/25)
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  • Physical Security Shift Leader

    The MITRE Corporation (Mclean, VA)
    …the government create lasting impact in fields as diverse as cybersecurity , healthcare, aviation, defense, and enterprise transformation. We're making a difference ... assume the role of On-Scene Emergency Coordinator until the arrival of more senior personnel. While assigned to this position, and working with the Shift Supervisor,… more
    The MITRE Corporation (07/10/25)
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