• Principal Fire Control Systems Integration…

    ANSER (Huntsville, AL)
    Company Overview: ANSER enhances national and homeland security by strengthening public institutions. We provide thought leadership for complex issues through ... in the impact of our service. Position Summary: ANSER is seeking a Principal Fire Control Systems Integration Manager to provide technical and operational insight… more
    ANSER (12/27/25)
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  • Principal Machine Learning Engineer

    Zscaler (San Jose, CA)
    …Zscaler is a pioneer and global leader in zero trust security . The world's largest businesses, critical infrastructure organizations, and government agencies ... Exchange platform combined with advanced AI combats billions of cyber threats and policy violations every day and unlocks...future of cybersecurity. **Role** We are looking for a Principal Machine Learning Engineer to join our ML/AI team.… more
    Zscaler (12/23/25)
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  • Principal Technical Scrum Team PM (SPM)

    Leidos (Bethesda, MD)
    …and exciting opportunity for a **Technical Scrum Team PM (SPM)** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our ... **Description** ** Principal Technical Scrum Team PM (SPM)** **Leidos** has...talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical… more
    Leidos (12/19/25)
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  • Principal Subcontract Administrator…

    Parsons Corporation (Centreville, VA)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... possible. **Job Description:** Parsons is looking for an amazingly talented ** Principal ** **Subcontract** **Administrator,** to join our team! In this role you… more
    Parsons Corporation (12/16/25)
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  • Radar Integrated Product Team Lead, Senior…

    RTX Corporation (Woburn, MA)
    …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:** Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/11/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    …new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...more. **Join us and make a difference in National Security !** **Job Description** As a Test Engineer on this… more
    Leidos (12/11/25)
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  • Principal Software Engineer

    SAIC (Honolulu, HI)
    **Description** SAIC is seeking a ** Principal Software Engineer** who will be a systems administrator providing on-site hardware and software support, engineering ... to intelligence/sensor systems, scientific analysis/studies, software development, system integration, security testing, assessment and authorization, operational site installation support,… more
    SAIC (11/28/25)
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  • Capture Manager/ Principal Project Manager

    Parsons Corporation (Cincinnati, OH)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... Unleash your talent and redefine what's possible. **Job Description:** **Capture Manager/ Principal Project Manager** Are you an experienced Project Manager looking… more
    Parsons Corporation (11/14/25)
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  • Principal Building Mechanical Engineer

    Parsons Corporation (Fort Myers, FL)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Principal Building Mechanical Engineer** to join our team! In this role you… more
    Parsons Corporation (10/31/25)
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  • Principal Research Analyst - Expert

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical… more
    Nightwing (12/20/25)
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