• Test Engineer / Principal Test…

    Northrop Grumman (Newport News, VA)
    …in lieu of degree + All other basic qualifications **Basic Qualifications for a Principal Test Engineer ** + Bachelors in science with 5 years' experience, ... Execution System (JOPES) and three product areas (Situational Awareness, Infrastructure , and Intelligence). Along with sustainment and synchronization, GCCS-J will… more
    Northrop Grumman (09/17/25)
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  • Principal AI Engineer

    Mastercard (Arlington, VA)
    …Mastercard stronger and commerce safer, smarter, and more personal. Role Overview: As a Principal AI Software Engineer , you will play a pivotal role ... people, businesses and governments realize their greatest potential._ **Title and Summary** Principal AI Engineer About Mastercard Mastercard is a global… more
    Mastercard (09/26/25)
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  • Principal Exchange Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Exchange Engineer ** to join our team in **Chantilly, VA.** The position is **onsite.** ... maintenance, operations, troubleshooting, and optimizing of Microsoft Exchange server infrastructure . + Monitor, document, and report on system utilization and… more
    ManTech (09/12/25)
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  • Principal Data Engineer

    Sallie Mae (Sterling, VA)
    …to learn more about us. **What You'll Contribute** We are seeking a Principal Data Engineer with a proven track record of designing and ... a high-impact, hands-on role responsible for developing robust data infrastructure , analytics solutions, and customer-facing prototypes that power operational… more
    Sallie Mae (09/17/25)
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  • Principal Network Engineer /Analyst…

    Parsons Corporation (Centreville, VA)
    …you're looking for. **Job Description:** Parsons is looking for an amazingly talented ** Principal Network Engineer /Analyst** to join our team! In this role you ... will focus on designing, configuring, deploying, and testing many network hardware, software pieces, and endpoints. **What You'll Be Doing:** + Network documentation… more
    Parsons Corporation (09/11/25)
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  • Principal Environmental Engineer

    Parsons Corporation (Centreville, VA)
    …projects that matter to your community? Parsons is seeking an experienced Environmental Engineer with a desire to enhance the fabric of our community, and to ... of difficult engineering assignments, applying engineering techniques and analyses. The Engineer at this level is a fully qualified professional, proficient in… more
    Parsons Corporation (08/08/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (07/11/25)
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  • Unified Communications Engineer…

    Amentum (Warrenton, VA)
    …for transformative change. **Responsibilities:** The duties and responsibilities of the Principal Unified Communications Engineer include, but are not limited ... and manage the performance and stability of unified communications infrastructure , proactively identifying and resolving issues, while conducting routine… more
    Amentum (09/17/25)
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  • SW Engineer Principal

    SAIC (VA)
    **Description** SAIC is seeking a ** Software Engineer ** to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations ... and provide support to facilitate operations of critical MARS infrastructure and services. This effort focuses on providing a...with an anticipated decision expected by fall 2025.** The Software Engineer responsibilities include, but are not… more
    SAIC (09/16/25)
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  • Principal Engineer - Compute…

    Confluent (Richmond, VA)
    …together. One Confluent. One Team. One Data Streaming Platform. **About the Role:** As Principal Engineer of the new Compute Platform, you will be working ... Compute Platform -- including, but not limited to cloud infrastructure , big data systems, and security + Work closely...Bring:** + 12+ years of experience in delivering scalable software solutions + Proven track record of leading the… more
    Confluent (07/03/25)
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