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Software Engineer / Principal Software Engineer

Northrop Grumman
OKOC01, United States, United Statesfull_timeVerifiedPosted 15 Apr 2026
💰 $139,900/yr($75,100/yr$139,900/yr)

About the role

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the Time

Description

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman is seeking an experienced Software Engineer to join our dynamic team.  This position will support our Aeronautics Systems sector in Oklahoma City, OK.

The selected candidate will join our team of software engineers to:

  • Support the development of Strategic Operating Units, executing both sustainment and modernization programs. 
  • Contribute to software engineering initiatives for several programs with software design & development, software test and integration, and DevOps expertise
  • Use a variety of software languages, technologies, and industry best practices.  
  • Support all phases of the development life cycle for flight, mission, lab and tools software.

This requisition may be filled at either a Software Engineer level 2 or a Principal Software Engineer level 3.

Basic Qualifications for a Software Engineer (Level 2):

  • Bachelor’s degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 2 years of experience in software engineering OR a Master’s degree in a (STEM) discipline from an accredited university and 0 years of experience in software engineering OR a PhD degree in a (STEM) discipline from an accredited university and 0-years of experience.
  • Familiar with Safety-Critical Embedded Real Time Software.
  • Familiar with all phases of the software development life cycle and Agile framework as a Product Owner, SCRUM Master, and/or team member.
  • Experience with developing software and scripts on various programming languages: C, C++, Python, PowerShell, VBScript, Bash, AND/OR KornShell for Safety-Critical applications/Systems.
  • Familiar with Architecting, Designing, Implementing, Integrating, Verifying and Qualifying Safety-Critical Embedded Real Time Software running on various RTOS (VxWorks, Integrity, Real Time Embedded Linux).
  • Familiar with Static & Dynamic Code Analysis Tools and Fuzzing Tools such as: Coverity, Fortify, AND/OR SonarQube
  • Familiar with Software Change Control, Change Management, and CI/CD tools.
  • Active DoD Secret level clearance OR Top Secret (in-scope), with the ability to obtain (and maintain) special program access (PAR).

Basic Qualifications for a Principal Software Engineer (Level 3):

  • Bachelor's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 5 years of related experience; OR Master’s degree in a STEM discipline with 3 years of related experience; OR PhD with 1 year of related experience
  • Familiar with Safety-Critical Embedded Real Time Software.
  • Familiar with all phases of the software development life cycle and Agile framework as a Product Owner, SCRUM Master, and/or team member.
  • Experience with developing software and scripts on various programming languages: C, C++, Python, PowerShell, VBScript, Bash, AND/OR KornShell for Safety-Critical applications/Systems.
  • Familiar with Architecting, Designing, Implementing, Integrating, Verifying and Qualifying Safety-Critical Embedded Real Time Software running on various RTOS (VxWorks, Integrity, Real Time Embedded Linux).
  • Familiar with Static & Dynamic Code Analysis Tools and Fuzzing Tools such as: Coverity, Fortify, AND/OR SonarQube
  • Familiar with Software Change Control, Change Management, and CI/CD tools.
  • Active DoD Secret level clearance OR Top Secret (in-scope), with the ability to obtain (and maintain) special program access (PAR).

Preferred Qualifications for both a Software Engineer (Level 2) & Principal Software Engineer (Level 3):

  • Demonstrated leadership, teamwork capabilities, excellent oral and written communications skills, and

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Company

Northrop Grumman

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