• LINUX Sr Principal

    General Dynamics Information Technology (Washington, DC)
    …will help ensure today is safe and tomorrow is smarter. Our work depends on a skilled Linux Senior Principal Systems Engineer joining our team to bring ... Citizenship Required:** Yes **Job Description:** Job Description ** Senior Principal Systems Engineer - Linux ** Design, deploy, integrate and maintain… more
    General Dynamics Information Technology (09/23/25)
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  • Principal OR Sr . Principal

    Northrop Grumman (Washington, DC)
    …they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal OR Sr . Principal Payloads Field Service Engineer** to our ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Principal Payloads Field Service Engineer level or the Senior Principal Payloads Field Service Engineer level,… more
    Northrop Grumman (09/17/25)
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  • Principal / Sr . Principal

    Northrop Grumman (Chantilly, VA)
    …This can be filled as a Principal Engineer (level 3) or Sr Principal Engineer (level 4) depending on experience and qualifications. **Basic Qualifications:** ... government systems and/or government process environment + Familiarity with Linux Primary Level Salary Range: $110,000.00 - $155,000.00 Secondary Level Salary… more
    Northrop Grumman (09/03/25)
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  • Sr Principal Cybersecurity…

    Northrop Grumman (Chantilly, VA)
    …including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + ... team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer...including COTS integration, and capacity analysis. + Experience with Linux and Windows operating systems + Previous… more
    Northrop Grumman (10/02/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …work of your career. Are you interested in defining possible? **Northrop Grumman Mission Systems ** is seeking a ** Sr Principal Software Engineer** to join ... 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 (10/07/25)
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  • Sr Principal Cyber Software Engineer

    Northrop Grumman (Chantilly, VA)
    …of your career. **Northrop Grumman Mission Systems ** is seeking an experienced ** Senior Principal Cyber Software Engineer** to join our team supporting a ... 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 (10/07/25)
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  • Sr Principal Network Engineer

    Northrop Grumman (Fairfax, VA)
    …of our mission! Northrop Grumman Space Systems (NGSP) seeks to fill a ** Senior Principal Network Engineer** in the Payload and Ground Systems Division ... 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 (08/31/25)
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  • Principal OR Senior Principal

    Northrop Grumman (Washington, DC)
    …they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal OR Senior Principal Field Service Engineer - Network and ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Service Engineer - Network and Communications level or the Senior Principal Field Service Engineer - Network… more
    Northrop Grumman (09/17/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Create and plan migration process to support applications hosted by the Windows/ Linux systems . + Complete system security checklists, patches, upgrades, ... how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow is smarter.… more
    General Dynamics Information Technology (09/30/25)
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  • Principal Engineer, Autonomy Interface…

    General Motors (Washington, DC)
    …elegant software architectures, defining how to test, benchmark, and debug complex systems , and providing mentorship for staff and senior software engineers. ... location three times a week, at minimum. **Role:** The Principal Software Engineer at General Motors should be an...competitive edge:** + Experience developing on and for embedded Linux / POSIX systems + Experience applying… more
    General Motors (09/13/25)
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  • Principal Software Engineer

    ManTech (Reston, VA)
    …position. The ** Principal Software Engineer** will work with Network and Systems Engineers to design, build, monitor, maintain, and upgrade all program networks ... ManTech seeks a motivated, career and customer-oriented ** Principal Software Engineer** to join our team in...limited to:** + Designing, developing, programming, and modifying software, systems , applications, and tools, both existing and new in… more
    ManTech (09/10/25)
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  • Principal Software Engineer.

    Leidos (Bethesda, MD)
    …has an exciting opening for you as our next **TS/SCI cleared Principal Software Engineer** supporting a long-term DOMEX Technology Platform (DTP) contract. You ... will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on...and intelligent search using Kafka and Elasticsearch. As a senior team member, you'll play a key role in… more
    Leidos (09/17/25)
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  • Principal Professional Services Consultant

    Rocket Software (Washington, DC)
    …Professional Services Team is looking for a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation ... Professional Services Team is looking for a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation… more
    Rocket Software (10/10/25)
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  • Security Infrastructure Support Senior

    General Dynamics Information Technology (Bethesda, MD)
    …of related experience **US Citizenship Required:** Yes **Job Description:** ENGINEER SR PRINCIPAL GDIT is seeking a senior level Cyber Security Engineer, to ... NIST 800-92, OMB M-21-31, CDM). + Maintain and secure Windows/ Linux servers, perform patching, vulnerability remediation, and manage network...systems . + 5+ years of experience at the Senior Engineer level or higher. + 3+ years of… more
    General Dynamics Information Technology (10/11/25)
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  • SEIT Systems Engineer - level 3 or 4

    Northrop Grumman (Fairfax, VA)
    …may be filled at either a level 3 ( Principal ) or a level 4 ( Senior Principal ), depending on the candidate's experience as laid out in the basic ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...research projects, etc.) + **Level 4** : ( _Sr Principal level_ ) + Bachelor's degree in a STEM… more
    Northrop Grumman (10/03/25)
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  • Information System Security Officer…

    Amentum (Washington, DC)
    As a Top Secret cleared Information Systems Security Officer you will be working in an organization that's mission is to develop and operate the best possible ... to meet client needs and presenting results. **Responsibilities:** Serves as the principal advisor to the Information System Owner (SO), Business Process Owner, and… more
    Amentum (09/17/25)
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  • C++ Software Engineer - level 3 or 4

    Northrop Grumman (Fairfax, VA)
    …may be filled at either a level 3 ( principal ) or a level 4 ( senior principal ), depending on the candidate's experience as laid out in the basic ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...year of software development experience + **Level 4** : ( Senior Principal level) + Bachelor's degree with… more
    Northrop Grumman (10/03/25)
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  • Software Engineer - Level 3 or 4

    Northrop Grumman (Fairfax, VA)
    …experience + PhD with 1 year of software development experience + **Level 4** : ( Senior Principal level) + Bachelor's degree with 8 years of software development ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...] **at time of application** + **Level 3** : ( Principal level) + Bachelor's degree with 5 years of… more
    Northrop Grumman (09/25/25)
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  • Software Engineer - Level 4

    Northrop Grumman (Fairfax, VA)
    …(SCI) clearance [ **TS/SCI** ] **at time of application** + **Level 4** : ( Senior Principal level) + Bachelor's degree with 8 years of software development ... 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 (09/25/25)
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  • GIS Platfrom Engineer - TSSCI

    Insight Global (Herndon, VA)
    …Join Us at the Intersection of Maps and Mission. We're looking for a Senior GIS Platform Engineer to architect, build, and maintain the geospatial backbone of a ... cutting-edge analytics platform. If you're passionate about scalable GIS data systems , love wrangling spatial data, and want to make a real-world impact-this is your… more
    Insight Global (10/08/25)
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