• Principal Software Engineer

    Leonardo DRS, Inc. (Germantown, MD)
    …and border surveillance. **Job Summary** Join our dynamic radar defense company as a Principal Software Engineer where you'll drive technical vision and ... engineer who can seamlessly bridge the gaps between software , hardware, product strategy, and manufacturing while delivering innovative, secure solutions.… more
    Leonardo DRS, Inc. (01/01/26)
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  • Sr. Principal Software

    BAE Systems (Mclean, VA)
    …be available based on position level and/or job specifics. **Sr. Principal Software Engineer ** **119435BR** EEO Career Site Equal Opportunity Employer. ... & Skills** **Technical:** + Bachelor's of Science and 10 years of professional software development experience + Active Secret clearance and ability to obtain and… more
    BAE Systems (12/19/25)
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  • Senior Principal Software

    Mastercard (Arlington, VA)
    …and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer , Data Architecture Overview: Mastercard's ... Data & Analytics is seeking a visionary and results-oriented Senior Principal Software Engineer , Data Architecture to lead the design and evolution of… more
    Mastercard (10/17/25)
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  • Principal Software Engineer

    RTX Corporation (Sterling, VA)
    …citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Principal Software Engineer ** **- Training System Software ... (Onsite)** **Role Description: ** We are searching for a Principal Software Engineer to join...locations, regardless of whether the role is designated as on- site , hybrid or remote._** The salary range for this… more
    RTX Corporation (11/19/25)
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  • Sr. Principal Cyber Software

    Northrop Grumman (Chantilly, VA)
    …work of your career. **Northrop Grumman Mission Systems** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting ... a Mission Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be responsible for the design,… more
    Northrop Grumman (10/21/25)
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  • Senior Software Engineer , Android…

    Capital One (Mclean, VA)
    Senior Software Engineer , Android ( Principal Associate Do you love building and pioneering in the technology space? Do you enjoy solving complex business ... meet real customer needs. As a Capital One Android Software Engineer , you'll have the opportunity to...services, educational tools or other information available through this site . Capital One Financial is made up of several… more
    Capital One (12/28/25)
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  • Senior Principal Site Reliability…

    Oracle (Washington, DC)
    …it a world class engineering center with the focus on excellence. As a Senior Principal Site Reliability DevOps Engineer , you will be responsible for ... the complex puzzles you've been dreaming of as our Engineer . If you have a passion for innovation in...auditability, and fast onboarding. + Design, write, and deploy software that improves the availability, scalability, and efficiency of… more
    Oracle (11/25/25)
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  • Principal or Senior Principal

    Northrop Grumman (Fairfax, VA)
    …Grumman Aeronautics Systems is looking to add a ** Principal or Senior Principal Network and Communications Field Service Engineer ** to our team at **RAAF ... position will receive daily tasking and prioritization from their site lead. The selected candidate will be responsible for...location. _This position can be filled at either the Principal Field Service Engineer OR Senior … more
    Northrop Grumman (12/04/25)
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  • Principal Site Reliability DevOps…

    Oracle (Washington, DC)
    …make it a world class engineering center with the focus on excellence. As a Site Reliability DevOps Engineer , you will be responsible for defining and deploying ... the complex puzzles you've been dreaming of as our Engineer . If you have a passion for innovation in...automation to prevent problem recurrence Design, write, and deploy software to improve the availability, scalability, and efficiency of… more
    Oracle (12/02/25)
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  • Senior Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. **Sr. Principal Cyber Engineer ** Nightwing provides technically advanced full-spectrum ... challenging, meaningful work that is vital to our national security, apply today! ** Principal Cyber Engineer ** Cyber Offense and Defense Experts (CODEX) is… more
    Nightwing (01/09/26)
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  • Modeling and Simulation Principal

    BAE Systems (Sterling, VA)
    …be available based on position level and/or job specifics. **Modeling and Simulation Principal Engineer ** **119461BR** EEO Career Site Equal Opportunity ... with data and computing modernization experience, to join our team as a Principal Modeling and Simulation Engineer providing support to the United States… more
    BAE Systems (01/10/26)
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  • Principal RF Engineer

    CACI International (Springfield, VA)
    Principal RF Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Continental US * * * CACI is hiring a Principal Electrical Engineer that will Leads project...will be directly Supporting U. S. Army systems on site whenever and wherever deployed. This position requires an… more
    CACI International (10/31/25)
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  • Principal Engineer , Amazon…

    Amazon (Arlington, VA)
    …that delight our customers and advance our technology. Key job responsibilities As a Principal Software Engineer , you will: Serve as a technical leader ... Description At Amazon, Principal Engineers are both visionary leaders and hands-on...admit the luxury of a conservative approach. Amazon offers software engineers the opportunity to make an impact in… more
    Amazon (11/14/25)
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  • Senior Principal Data Engineer

    UKG (Washington, DC)
    …at UKG, your work matters-and so do you. **About the Role** As a Senior Principal Data Engineer within the Enterprise Data & Analytics Office, you will lead ... and reducing technical blockers. Mentorship & Organizational Impact * Mentor Principal , Senior, and Mid-level Data Engineers, raising the overall engineering… more
    UKG (01/10/26)
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  • Test Development Engineer

    BAE Systems (Rockville, MD)
    …on position level and/or job specifics. **Test Development Engineer - Principal ** **119348BR** EEO Career Site Equal Opportunity Employer. Minorities . ... **Job Description** BAE Systems is seeking a Test Development Engineer to join our team as a prime contractor supporting the Navy s Strategic Weapon System (SWS).… more
    BAE Systems (12/18/25)
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  • Principal AI Engineer

    Mastercard (Arlington, VA)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Principal AI Engineer About Mastercard Mastercard is a global ... AI-powered platforms that drive innovation, efficiency, and impact. As a Senior AI Engineer , you will work hands-on with cutting-edge AI tools, large language models… more
    Mastercard (11/03/25)
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  • Principal Geotechnical Dam Safety…

    AECOM (Germantown, MD)
    …a better world. Join us. **Job Description** **AECOM** is seeking a highly talented Principal Geotechnical Dam Safety Engineer to join the East Region Dams Team. ... Failure Mode Analyses (participate and/or facilitate), Semi-Quantitative Risk Assessments, site inspection, construction observation, and regulatory compliance activities associated… more
    AECOM (11/26/25)
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  • Principal Engineer (Math Lead)

    Actalent (Rockville, MD)
    Job Title: Principal Engineer (Math Focus) Job Description We are seeking a detail-oriented individual with strong mathematical experience and a passion for ... documentation, including reports, manuals, and other materials. + Support on- site system-level testing, data collection, data analysis, and documentation. +… more
    Actalent (01/06/26)
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  • CCSS Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …more secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual ... and performance degradation, including identifying and implementing necessary hardware, software , and technical adjustments. + Experience with XACTA compliance… more
    RTX Corporation (11/13/25)
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  • Principal Engineer , Industrial…

    Cardinal Health (Washington, DC)
    …increase throughput. Directs external resources / contractors as required. The Principal Industrial Engineer supports Pharmaceutical Supply Chain Operations in ... + Works closely with Pharmaceutical Supply Chain Operations Vice Presidents, and site leaders to manage capital projects planned within the buildings. Develops… more
    Cardinal Health (01/13/26)
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