• 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 / Sr . Principal

    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 Test ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...to prioritize bugs until resolution **Basic Qualifications for a Sr . Principal Cyber Software Test Engineer:** +… more
    Northrop Grumman (11/01/25)
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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…

    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 ... Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you...knowledge of cryptography best practices. + Deep knowledge of Android/ Linux system internals. + Experience with Android/ Linux more
    Northrop Grumman (10/21/25)
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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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  • Lead Senior Principal Cloud…

    General Dynamics Information Technology (Fairfax, VA)
    …**Job Description:** Job Description Transform technology into opportunity as **a Lead Senior Principal Cloud Developer** at GDIT. Shape what's next for ... At GDIT, people are our differentiator. As a **Lead Senior Principal Cloud Developer,** you will help...cloud solutions + Maintains the integrity and security of systems + Maintains all documentations + Supports and develops… more
    General Dynamics Information Technology (10/23/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Principal Cyber Security Engineer** to join our team in the **Chantilly, VA.** ... Information and Event Management (SIEM) platforms, and/or Splunk + Knowledge of Linux systems administration, general operating system security practices, TCP/IP… more
    ManTech (10/24/25)
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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 Cloud Developer with Node.JS…

    General Dynamics Information Technology (Fairfax, VA)
    Principal Level:** 5+ years of related experience with **AWS** cloud computing + ** Senior Principal Level:** 8+ years of related experience with **AWS** cloud ... related experience **Job Description:** Transform technology into opportunity as **a Principal Cloud Developer** at GDIT. Shape what's next for mission-critical… more
    General Dynamics Information Technology (10/26/25)
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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 Engineer, Developer Productivity

    General Motors (Washington, DC)
    …matter most in their domain. **The Role** We are looking for a Principal Engineer with an extensive engineering background, experience using a variety of developer ... guidance. **What** **You'll** **Do (Responsibilities)** + Using your software and systems engineering skills to contribute code, perform code reviews, and create… more
    General Motors (10/31/25)
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  • Principal Software Engineer

    ManTech (Reston, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Principal Software Engineer** to join our team in the **Reston or Chantilly, VA** location. This is an ... to development and enhancement support for existing software and systems solutions and the development of new solutions as...as Jira, Git, Gradle/Maven and experience developing software in Linux environments + Strong experience with the full data… more
    ManTech (09/11/25)
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  • Software Developer - Principal

    Parsons Corporation (Chantilly, VA)
    …This will lead teams in the design, development, and maintenance of complex systems . We meet customer and mission needs by leveraging cutting-edge research and ... process, from understanding customer requirements, to design, development, testing and deployment. Senior members at BRE also directly assist with winning new work,… more
    Parsons Corporation (10/21/25)
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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 (10/28/25)
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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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  • Software Developer ( Systems Software)…

    General Dynamics Information Technology (Herndon, VA)
    …to advancing innovation. Transform technology into opportunity as a Software Developer Sr Principal at GDIT. Shape what's next for mission-critical government ... two of Java, Python, Ruby, or JavaScript + Experience with Linux -based systems and shell scripting. + Experience developing web applications, including… more
    General Dynamics Information Technology (10/16/25)
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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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  • Staff Software Engineer, Mapping

    General Motors (Washington, DC)
    …design, large-scale deployment strategies, or cloud-native architecture. + Proficiency with Linux systems , container orchestration (eg, Docker, Kubernetes), and ... Vehicle (AV) organization, we're combining cutting-edge research, robust engineering, and large-scale systems to make this future a reality. Our team is developing… more
    General Motors (10/30/25)
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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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