• Senior Principal Software

    Mastercard (Arlington, VA)
    …help people, businesses 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… more
    Mastercard (10/17/25)
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  • Sr. Principal Cyber Software

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

    Capital One (Mclean, VA)
    Sr. Software Engineer , Full Stack (Bank Tech) ** Senior Software Engineer , Full Stack ( Principal Associate - ITSG45)** Do you love building and ... upon number of hours to be regularly worked. McLean, VA: $158,600 - $181,000 for Senior Software Engineer Richmond, VA: $144,200 - $164,600 for Senior more
    Capital One (11/04/25)
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  • Principal OR Senior Principal

    Northrop Grumman (Washington, DC)
    …Northrop Grumman Aeronautics Systems is looking to add a ** Principal OR Senior Principal Field Service Engineer - Network and Communications** to ... of Comms and Networks equipment to include radio terminals, software loads, switches, routers, and firewalls required to support...Engineer - Network and Communications level or the Senior Principal Field Service Engineer more
    Northrop Grumman (09/17/25)
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  • Principal Software Engineer

    ManTech (Reston, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Software Engineer ** to join our team in **Reston, VA.** This is an onsite position. The ... ** Principal Software Engineer ** will work...to communicate, converse, and exchange information with peers and senior personnel + Constantly operates a computer and other… more
    ManTech (09/10/25)
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  • Principal , Software Engineer

    Walmart (Herndon, VA)
    …the Global Technology Network Engineering and Operations Team:** The Principal Network Engineer will report to the Senior Director of Network Engineering and ... **Position Summary ** **What you'll do ** As a Principal Engineer , you will play an important...do at Walmart Global Tech. We're a team of software engineers, data scientists, cybersecurity expert's and service professionals… more
    Walmart (10/02/25)
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  • Principal Software Engineer

    ManTech (Reston, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Principal Software Engineer ** to join our team in the **Reston or Chantilly, VA** location. ... will be dedicated full-time to development and enhancement support for existing software and systems solutions and the development of new solutions as required.… more
    ManTech (09/11/25)
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  • Acquisition Systems Engineer Senior

    SAIC (Chantilly, VA)
    …part of an exciting and innovative set of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) in acquisition and ... execution of mission critical systems. The Acquisition Systems Engineer is part of a team of high-performing subject matter experts (SMEs) responsible for planning,… more
    SAIC (11/21/25)
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  • Principal Cobol/ Pega Software

    CareFirst (Reston, VA)
    …and adheres to the plan. Leads stakeholder and product owner meetings to define software requirements and creates highly complex systems. Acts as a mentor to junior ... of existing applications. Compile, assess, and report data results from software testing and analysis. Experience building cloud ready applications. Design and… more
    CareFirst (10/22/25)
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  • Principal Systems Engineer - Active…

    General Dynamics Information Technology (Washington, DC)
    …15 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer ** Seize your opportunity to make ... a personal impact as a Senior Principal Systems Engineer with...environments for risk mitigation in test and evaluation of software and hardware solutions. + Troubleshooting complex system hardware… more
    General Dynamics Information Technology (11/08/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    …instruction, demos, and training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer :** + A security clearance ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for...looking for you to join our team as a Principal Cyber Systems Engineer or Sr. … more
    Northrop Grumman (11/21/25)
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  • Principal /Sr. Principal Systems…

    Northrop Grumman (Dulles, VA)
    …5 years of experience; MS in STEM or related area and 3 years of experience. + ** Senior Principal Engineer Level (T4)** - BS in STEM - Science, Technology, ... Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for...Engineer for the role of Ground Segment Systems Engineer for a Ground/Mission Software program. This… more
    Northrop Grumman (10/17/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support of our team ... be considered and must be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible for leading day-to-day operations… more
    Saliense Consulting (10/01/25)
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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 ... both visionary leaders and hands-on builders. As Amazon's most senior individual contributors, Principal Engineers work 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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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + ... our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The successful… more
    Northrop Grumman (10/02/25)
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  • AI Sustaining Engineer Principal

    Prime Therapeutics (Washington, DC)
    …our passion and drives every decision we make. **Job Posting Title** AI Sustaining Engineer Principal - AI Center of Excellence - Remote **Job Description** ... **The Principal Artificial Intelligence (AI) Engineer is responsible...AI solutions to drive significant business impact + Influence senior leadership in the organization on the direction and… more
    Prime Therapeutics (10/14/25)
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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 ... generation of AI-powered platforms that drive innovation, efficiency, and impact. As a Senior AI Engineer , you will work hands-on with cutting-edge AI tools,… more
    Mastercard (11/03/25)
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  • Sr. Principal Air Vehicle System Test…

    Northrop Grumman (Fairfax, VA)
    …support from Northrop Grumman Responsible Engineering/Development/Test Engineering teams. **Sr. Principal System Test Engineer responsibilities include:** + ... has an opening for a **Air Vehicle System Test Engineer - Engineering Field Service Representative** (FSR) to join...matter expert, providing training on the system hardware and software , as well as supporting the sailors in the… more
    Northrop Grumman (11/16/25)
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  • Principal Engineer , Developer…

    General Motors (Washington, DC)
    …that matter most in their domain. **The Role** We are looking for a Principal Engineer with an extensive engineering background, experience using a variety of ... of the business, our users, and the growth of our engineers. This engineer will start delivering impact through observability frameworks and will evolve depending on… more
    General Motors (10/31/25)
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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. ... and execution and financial management of dam engineering projects. + Provide senior technical support for projects including seepage and slope stability analyses,… more
    AECOM (09/13/25)
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