• Washington Metropolitan Area Transit Authority (Greenbelt, MD)
    …FUNCTIONS** ** Principal Job Duties** + Tests vehicles using various test and data acquisition systems to evaluate operational performance parameters. ... Vehicle Engineer (RAIL) Job ID: 250945 Location: MD -...Description** **MARKETING STATEMENT** If you are interested in designing test systems , testing & troubleshooting railcars and… more
    DirectEmployers Association (10/28/25)
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  • Systems Test Engineer

    Northrop Grumman (Chantilly, VA)
    …is seeking a candidate to fill a ** Systems Test Engineer / Principal Systems Test Engineer ** position. This position will be located in ... test kits. This requisition may be filled at either the ** Systems ** ** Test Engineer ** or ** Principal ** ** Systems ** ** Test Engineer **… more
    Northrop Grumman (10/23/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …seeking candidates for the position of ** Principal / Senior Principal Systems Engineer - Integration & Test ** to support Advanced Technology ... per customers' requirements prior to start.** **Basic Qualifications for Principal Systems Engineer - Integration & Test :** + Bachelor's degree in a STEM… more
    Northrop Grumman (10/10/25)
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  • Engineer / Principal Engineer

    Northrop Grumman (Dulles, VA)
    …part of history, they're making history. Northrop Grumman has an immediate opening for a Systems Test Engineer on an exciting program based in Dulles, ... Virginia. As a Systems Test Engineer , you will:...Virginia. As a Systems Test Engineer , you will: + Analyze technical...customer location. This position may be filled as an Engineer (level 2) or Principal Engineer more
    Northrop Grumman (10/16/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Chantilly, VA)
    …work of your career. We are looking for you to join our team as a ** Principal ** **Cyber Software Test Engineer ** and **Sr. Principal ** **Cyber Software ... internationalization, and regression tests + Develop, maintain, and execute test plans and procedures for software systems ...timely manner and make recommendations **Basic Qualifications for a Principal Cyber Software Test Engineer :**… more
    Northrop Grumman (11/01/25)
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  • Senior Principal System Test

    RTX Corporation (Dulles, VA)
    …global market. An RTX Collins program supporting the US Navy is seeking a **Senior Principal System Test Engineer .** The program objective is to integrate ... & Test scrum team, the Senior System Test Engineer focuses on developing approaches for...of experience. + 4+ years of experience performing system test engineering for software-centric systems , including developing… more
    RTX Corporation (10/28/25)
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  • Principal Cyber Software Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …within Northrop Grumman. We are looking for you to join our team as a Sr Principal Cyber Software Test Engineer based out of Annapolis Junction, MD. **What ... Solutions Operating Unit is actively seeking a talented SW Test Engineer expert to join a Northrop...You'll Get to Do:** Designs, develops, documents executes SW test applications software and systems that contain… more
    Northrop Grumman (08/31/25)
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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 ... more. **Join us and make a difference in National Security!** **Job Summary:** As a Test Engineer on this program, you will have the opportunity to perform… more
    Leidos (10/31/25)
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  • Principal /Sr Principal

    Northrop Grumman (Annapolis Junction, MD)
    …new energy-efficient computing systems . MDA is seeking a ** Principal /Sr Principal Software Systems Engineer ** with demonstrated ability to lead ... system design decisions and optimize performance parameters. + Providing systems test and integration support in the...in Linthicum / Annapolis Junction, MD.** **Basic Qualifications For Principal Engineer Software Systems (Software… more
    Northrop Grumman (08/08/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    …of the best work of your career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems ... members, customers, outside contractors, and agencies to analyze, develop, test , train, demo, and deploy systems that...contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or… more
    Northrop Grumman (08/22/25)
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  • Principal Systems Engineer

    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 GDIT....in-depth tests, including end-user reviews, for modified and new systems . + Monitor and test system performance;… more
    General Dynamics Information Technology (08/09/25)
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  • Principal Satellite Systems

    System One (Rockville, MD)
    Principal Systems Engineer (Commercial Satellite Industry) On-Site: Rockville, MD Annual Salary Range: The estimated salary range for this role is $170,000 - ... staffing a direct hire opening for a senior, hands-on Principal Satellite Systems Engineer to...System architecture and design in SATCOM, not just system test . + Requirement definition, flow-down, and test more
    System One (08/23/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Dulles, VA)
    …Northrop Grumman Space Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems ... technical briefings to customers and mission partners **\#NOVASPACE** **Basic Qualifications:** + ** Principal Engineer Level (T3)** - BS in STEM - Science,… more
    Northrop Grumman (10/17/25)
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  • Principal / Sr Principal Vehicle…

    Northrop Grumman (Dulles, VA)
    …processing will be coordinated through program Security. **Basic Qualifications** **:** + ** Principal Engineer ** - Bachelor's degree or higher in Aerospace ... through early phases of on-orbit checkout. Prior experience space systems design, development, manufacture, test or operations...degree and 6 years of applicable experience. + **Sr. Principal Engineer ** - Bachelor's degree or higher… more
    Northrop Grumman (10/31/25)
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  • Space Principal /Sr. Principal

    Northrop Grumman (Dulles, VA)
    …Write status and technical performance reviews, analyses and reports **Basic Qualifications:** + ** Principal Systems Engineer ** - Bachelors of Science degree ... 3+ years of experience; or a PhD + **Sr. Principal Systems Engineer ** - Bachelors...a US Government DoD security clearance **Preferred Qualifications:** + Systems Engineering Integration and Test (SEIT) leadership… more
    Northrop Grumman (10/31/25)
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  • Principal / Sr. Principal Embedded…

    Northrop Grumman (Annapolis Junction, MD)
    …Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking a ** Principal Embedded Software Engineer /Senior ... Baltimore, MD.** **This requisition may be filled as a** ** Principal Embedded Software Engineer or Senior ...in C/C++ Knowledge in operating system concepts for embedded systems (Linux or VxWorks) + Ability to test more
    Northrop Grumman (10/10/25)
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  • Principal /Sr Principal

    Northrop Grumman (Dulles, VA)
    …controls experience + Understanding of common embedded system tools, real-time operating systems and avionics integration and test practices + Excellent ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...history. We have an opening for an Embedded Software Engineer to join our team of qualified, diverse individuals… more
    Northrop Grumman (09/30/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …properties of superconductivity and quantum mechanics to develop radical new energy-efficient computing systems . MDA is seeking a ** Principal / Sr. Principal ... to make these technologies a reality. ** Principal / Sr. Principal Manufacturing Data Visualization Engineer ** **Responsibilities:** + Architect custom… more
    Northrop Grumman (09/24/25)
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  • Principal Systems Engineer

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. We are seeking a Principal Systems Engineer to work in Fulton, MD. Eligible candidates ... **What You Will Do** + Serve as an Onsite Systems Engineer and Command and Control (C2)...of Solipsys C2 software + Software system integration and test in a fast paced, prototype lab environment +… more
    RTX Corporation (10/26/25)
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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 ... problems in all phases of the system lifecycle + Experience with Systems Integration, test execution, and test results documentation + Experience with Linux… more
    RTX Corporation (10/23/25)
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