• Principal Test Engineer

    Leidos (Reston, VA)
    Engineer on this program, you will have the opportunity to perform software development to implement test scripts, evaluate test results, and feedback loops ... commercial cloud environment. Flexible cross-training to also provide systems engineering, software development , training, and security. Job duties are performed… more
    Leidos (05/22/25)
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  • Principal , Mechanical Engineer

    Amazon (Herndon, VA)
    …of air handling infrastructure for our data centers. AWS is seeking a Principal , Mechanical Engineer for our team developing new infrastructure solutions that ... want to help. You'll join a diverse team of software , hardware, and network engineers, supply chain specialists, security...improvement at scale A day in the life A Principal , Mechanical Engineer for Air Handling works… more
    Amazon (05/01/25)
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  • Principal Cybersecurity Engineer

    Mercury Systems (Arlington, VA)
    Req. Number 25-361 Job Description Job Summary: The Principal Security Engineer is responsible for implementing, maintaining, monitoring and managing secure ... enhancements to ensure the organization is evolving with the threat landscape. The Principal Security Engineer is expected to contribute to the cybersecurity… more
    Mercury Systems (06/24/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Cyber Engineer to join a new cyber security program and play ... engineers to foster a culture of continuous improvement and operational excellence. + Development of software and hardware for solutions in support of offensive… more
    Leidos (06/30/25)
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  • Cyber DLP Engineer , Principal

    Capital One (Mclean, VA)
    …in one or more of the following areas: technical delivery, product security, software development practices, or platform engineering. + Hands-on knowledge and ... Cyber DLP Engineer , Principal Associate (Remote-Eligible) Capital One's...Science, Cybersecurity or related field + 5+ years of Software Development experience + 3+ years of… more
    Capital One (07/10/25)
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  • Systems Engineer Principal

    SAIC (Virginia Beach, VA)
    **Description** SAIC is seeking a ** Principal Systems Engineer ** to support the Tactical Networks (TACNET) Capabilities Based in Service Engineering Agent ... services at sea. Person will work closely with sustainment engineering team and development team to purpose and engineer solutions to improve, modernize, and… more
    SAIC (07/09/25)
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  • Principal Systems Engineer

    SAIC (VA)
    **Description** SAIC is seeking a highly skilled and experienced ** Principal Systems Engineer / Technical Lead** to join our team; focusing on our AWS cloud ... Proven ability to elicit, analyze, and document requirements for software and platform development . + ** Software...and document requirements for software and platform development . + ** Software Systems Architecture &** **Diagramming… more
    SAIC (07/15/25)
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  • Principal Premium Support Engineer

    Rocket Software (Richmond, VA)
    …in the resolution process either directly for the customer or to help guide the development team in providing solutions. The Engineer will act as the technical ... (DSE) is assigned to support one of Rocket Software 's largest and most strategic customers with postimplementation product...directly for the customer or to help guide the development team in providing solutions. The Engineer more
    Rocket Software (06/28/25)
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  • Lead/ Principal Nuclear Engineer

    MPR Associates (Alexandria, VA)
    …team and project management responsibilities will be included. Duties/Responsibilities The Lead/ Principal Nuclear Engineer will: + Plan, lead, and enable the ... consulting firm, is actively seeking capable and motivated Lead/ Principal Nuclear Engineers to join our team. If you...test facilities. We are currently seeking an experienced nuclear engineer to guide, challenge, and mentor our growing team… more
    MPR Associates (06/27/25)
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  • Sr. Principal Engineer : Guidance…

    Northrop Grumman (Dulles, VA)
    …customers + Work well within small- to medium-sized groups **Basic Qualifications:** Sr. Principal Engineer : + Bachelor's Degree (STEM preferred) with 9 years of ... We have an opening for a **Spacecraft Guidance, Navigation, and Control (GNC) Engineer ** to join our team of qualified, diverse individuals in the Tactical Space… more
    Northrop Grumman (06/28/25)
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