• Fannie Mae (Washington, DC)
    …maintaining hardware, technology, and/or processes. *THE IMPACT YOU WILL MAKE* The * Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI ... relevant programming languages * Product Testing including testing and evaluating software , usability testing, UAT, and using relevant product testing technology *… more
    DirectEmployers Association (10/17/25)
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  • Fannie Mae (Washington, DC)
    software , and applications. *THE IMPACT YOU WILL MAKE* The Platform Engineering, Principal Engineer (Director IC) role will offer you the flexibility to make ... etc. *Tools* * Skilled in using UNIX * Experience using APIs for developing or programming software * Skilled in Java * Skilled in using REST API * Skilled in Python… more
    DirectEmployers Association (08/22/25)
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  • Sallie Mae (Sterling, VA)
    …plan for their future for the better. **What You'll Contribute** The Senior Principal Engineer will be responsible for shaping long-term engineering direction ... Preferred education, skills, and experience. + 10+ years of hands-on software engineering experience, with a consistent record of technical leadership at… more
    DirectEmployers Association (11/11/25)
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  • Principal Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Principal Software Engineer who is ready for a new challenge that will launch ... work with some amazingly talented people Job Description: GliaCell is seeking a Principal Software Engineer on one of our subcontracts. This is a full-time… more
    GliaCell Technologies (11/10/25)
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  • Provider Digital Principal Software

    CVS Health (Washington, DC)
    …heart, each and every day. **Position Summary** We are seeking a highly skilled Principal Software Engineer to lead the innovation, design, and development ... complex enterprise systems, modernizing legacy applications, and mentoring development teams. The Principal Software Development Engineer must be a strategic… more
    CVS Health (09/18/25)
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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

    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 with Network and Systems Engineers to design, build, monitor, maintain, and upgrade all program networks to ensure… more
    ManTech (09/10/25)
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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 our team in Sterling VA within the Simulation & Training… more
    RTX Corporation (11/19/25)
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  • Principal Software Engineer

    Corcentric (Bethesda, MD)
    As a Principal Software Engineer at Corcentric, you will join a driven, innovative team within an ambitious, entrepreneurial global organization. You will ... of opportunity. We look forward to adding you into the mix! As a Principal Software Engineer , you will: + Design and implement .NET-based microservices with… more
    Corcentric (09/26/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... us and make a difference in National Security!** **Job Description** As a Software Engineer on this program, you will have the opportunity to build strong… more
    Leidos (11/19/25)
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