• Senior Principal Systems Engineer

    BAE Systems (Austin, TX)
    …may be available based on position level and/or job specifics. **Senior Principal Systems Engineer ** **119232BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** We are seeking an Experienced EO/IR Systems Engineer to develop laser, electro-optic, and infrared systems for our defense aerospace customers.… more
    BAE Systems (12/16/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... providing advanced engineering and technical expertise across Comply-to-Connect (C2C) solutions in both classified and unclassified environments. **Responsibilities include… more
    ManTech (12/13/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... and unclassified environments. You will work alongside cyber experts to develop solutions that enhance network compliance and security posture across DoD systems.… more
    ManTech (12/13/25)
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  • Senior Principal Systems Engineer

    BAE Systems (Merrimack, NH)
    …may be available based on position level and/or job specifics. **Senior Principal Systems Engineer ** **118908BR** EEO Career Site Equal Opportunity Employer. ... for our warfighters and decision makers through innovative technical solutions from the seas to the stars. Space Systems...not achievable. BAE Systems is seeking an experienced systems engineer as part of a multi-disciplinary team of engineers… more
    BAE Systems (12/02/25)
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  • Engineer Senior Principal Lead Test…

    BAE Systems (Westminster, CO)
    …Other incentives may be available based on position level and/or job specifics. ** Engineer Senior Principal Lead Test Engineer ** **118598BR** EEO Career ... **Job Description** This position will report to the Manager of Tactical Solutions Systems and Test Engineering. This position has responsibility for leading systems… more
    BAE Systems (11/25/25)
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  • Principal UI/UX Software Engineer

    SOS International LLC (Reston, VA)
    …for government and commercial clients. **Job Description** **Overview** We are seeking a Principal UI/UX Software Engineer with over 25 years of experience to ... information. A wholly owned subsidiary of SOSi, we offer vertically integrated solutions through an open architecture and extensible data fabric that enables results… more
    SOS International LLC (11/21/25)
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  • Principal Software Engineer - CoreAI

    Microsoft Corporation (Santa Clara, CA)
    …deeply into the modern developer workflow and serve millions worldwide. As a ** Principal Software Engineer - CoreAI** on the Playwright engineering team, you ... automation with GitHub and VS Code, and expand your impact as a hands-on engineer defining the next era of software quality. Microsoft's mission is to empower every… more
    Microsoft Corporation (11/18/25)
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  • Sentinel - Sr Principal Engineer

    Northrop Grumman (Roy, UT)
    …Training and Learning Development, Psychology, Marketing, or related field. + **Sr. Principal Engineer Technical Services:** 8 Years with Bachelors of Science; ... making history. Northrop Grumman Defense Systems is seeking a **Sr Principle** ** Engineer Technical Services** . This position will be located in **Roy, UT.**… more
    Northrop Grumman (11/15/25)
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  • Consulting/ Principal Software…

    RELX INC (Raleigh, NC)
    …Raleigh, NC Office location Requirements + 10+ years of proven experience as a Principal Software Engineer or similar role. + Strong proficiency in Python ... business and practice of law, deploying ethical and powerful generative AI solutions with a flexible, multi-model approach that prioritizes using the best model… more
    RELX INC (11/13/25)
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  • Principal Optical Engineer

    Mission Support and Test Services (Los Alamos, NM)
    …other applications across the NNSA complex. We are seeking to hire an established principal engineer who would strengthen NNSS leadership in all aspects of ... and technicians across disciplines, organizations, and geographic locations to develop innovative solutions to customer needs; they will be expected to work well in… more
    Mission Support and Test Services (11/13/25)
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