• Systems Engineer , Staff

    BigBear.ai (Columbia, MD)
    …in national security and intelligence. We're looking for a Level 3 IT Engineer who thrives in dynamic environments and is passionate about building, maintaining, and ... optimizing mission-critical systems . If you're ready to lead innovative projects, shape...opportunity. What you will do As a senior IT Engineer , you'll play a key role in designing, implementing,… more
    BigBear.ai (11/27/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Jessup, MD)
    …The Systems Engineering Integration & Test (SEIT) department is seeking ** Principal /Sr. Principal Systems Engineer ** to join our ... core functions and ensure the project team has qualified staff to execute the program core functions. + Support...MD** **_._** **This position can be filled as a Principal Systems Engineer OR as… more
    Northrop Grumman (12/05/25)
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  • Principal /Sr Principal HPC…

    Northrop Grumman (Jessup, MD)
    …either a Principal Level or a Sr. Principal Level. **Basic qualifications: Principal Systems Engineer ** + A degree in a STEM area (Science, ... + _Active US Government security clearance per customers requirements_ **Basic qualifications: Sr. Principal Systems Engineer ** + Bachelor's degree in a STEM… more
    Northrop Grumman (12/05/25)
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  • Principal Verification and Validation…

    BAE Systems (Rockville, MD)
    …+ Develop technical documentation, data, presentations, and white paper submissions for Lead Systems Engineer and chief engineers for approval + Engage with ... **Job Description** BAE Systems is seeking a full-time Principal ...have excellent written and verbal communication skills. As a Principal Verification and Validation Engineer , your responsibilities… more
    BAE Systems (11/11/25)
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  • Principal Elasticsearch Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer ** in our **National Security Sector's ... make a difference in National Security!** **Job Summary** The Principal Elasticsearch Systems Engineer role...**Leidos** , the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive… more
    Leidos (10/30/25)
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  • Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) ... Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security...**Leidos** , the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive… more
    Leidos (11/28/25)
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  • Principal Mission / Systems

    RTX Corporation (Annapolis Junction, MD)
    …flexibility at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal ** **Mission / Systems Engineer ** who strives for ... of prior relevant experience + 8 years of practical experience in Systems Engineering including experience with design, development and testing of custom hardware… more
    RTX Corporation (10/23/25)
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  • Principal / Sr. Principal HPC…

    Northrop Grumman (Jessup, MD)
    …a Principal Level or a Sr. Principal Level. **Basic Qualifications: Principal Network Engineer ** + Bachelor's degree with 5 years' relevant experience; 3 ... Active US Government security clearance per customers requirements **Basic Qualifications: Sr. Principal Network Engineer ** + Bachelor's degree with 8 years'… more
    Northrop Grumman (12/05/25)
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  • Principal Software Engineer

    Oracle (Washington, DC)
    …designing and debugging of software applications or operating systems . As a Principal Member of Technical Staff , you will build entire services and act ... Description** Join the OCI Resource Analytics Team as a Principal Software Engineer - Oracle Data Warehouse...years of experience in designing and building complex software systems . . In-depth understanding of Data Warehousing, ETL processes,… more
    Oracle (01/13/26)
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  • Principal Software Engineer , OCI…

    Oracle (Washington, DC)
    …out of the following OCI hubs: Seattle, WA or Santa Clara, CA As a Principal Engineer inside the Oracle Cloud Infrastructure Media Services team, you will have ... in media services related areas (specifically video) is highly desired for this role. Principal Engineer is an individual contributor role that requires a proven… more
    Oracle (11/25/25)
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  • Principal Software Engineer - 4

    Oracle (Washington, DC)
    **Job Description** ** Principal Member of Technical Staff ** Req: 275678 Location: Boston, MA **Job Description** Are you interested in building large-scale ... Service team is looking for a very hands-on, senior engineer with the expertise and passion in solving difficult...expertise and passion in solving difficult problems in distributed systems , large scale storage, and highly available services. If… more
    Oracle (11/25/25)
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  • Principal Software Engineer , OCI…

    Oracle (Washington, DC)
    …the following OCI hubs: Austin, TX, Nashville, TN or Broomfield, CO As a Principal Engineer in Oracle Cloud Infrastructure, you will have the opportunity solve ... services used in film, animation and game development studios is highly desired. Principal Engineer is an individual contributor role that requires a proven… more
    Oracle (11/25/25)
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  • Senior Principal Engineer

    Northrop Grumman (Linthicum Heights, MD)
    …test, and assembly. **What You'll get to Do:** As a Microelectronics Senior Principal Product Engineer , candidate will serve as the product engineering lead, ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (12/11/25)
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  • Principal Software Engineer

    Oracle (Washington, DC)
    …Warehouse, Data Lake, Big Data, Business Analytics Solutions at scale! As a Principal Software Engineer , you will design, develop, troubleshoot, and own software ... to design and build innovative new multi-tenant and distributed systems from the ground up in OCI. These are...engineers who are really programmers at heart. As a Principal Member of Technical Staff , you will… more
    Oracle (01/13/26)
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  • Principal AI/ML Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal AI/ML Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... more about how this program "Delivers Mission Success!" Seeking a motivated AI/ML Engineer to support the exciting Corporate Discovery Services mission. The AI/ML … more
    Leidos (12/20/25)
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  • Principal Software Engineer - AI…

    Oracle (Washington, DC)
    **Job Description** As a Principal Member of Technical Staff , you will own the software design and development for major components of Oracle's Cloud ... a rock-solid lead developer, curious problem solver, a distributed systems generalist and/or skilled Linux engineer with...a distributed systems generalist and/or skilled Linux engineer with Systems triage experience able to… more
    Oracle (12/22/25)
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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 & ... and make a difference in National Security!** **Job Description** A Software Engineer on this program provides Agile development and operations and maintenance for… more
    Leidos (11/07/25)
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  • Sr. Principal EHS Engineer

    Northrop Grumman (Linthicum Heights, MD)
    …have an opportunity to join the Corporate Environmental Remediation Team as a **Sr. Principal EHS Engineer ** . This position reports to the Manager EHS ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (12/13/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a ** Principal ** **Network Engineer ** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting ... your technical experience, and leadership to successfully execute Defense Information Systems Agency (DISA) migration to the Department of Defense's Fourth Estate… more
    Leidos (10/16/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business ... us and make a difference in National Security!** **Job Summary:** As a Test Engineer on this program, you will have the opportunity to perform software development… more
    Leidos (10/31/25)
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