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Principal​/Senior Principal Engineer Software

Job in McClellan Place, Trinity County, California, USA
Listing for: Northrop Grumman
Full Time position
Listed on 2026-02-16
Job specializations:
  • Software Development
    Software Engineer, Senior Developer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Location: McClellan Place

Relocation Assistance: Relocation assistance may be available.

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.

We are looking for you to join our team as a Principal/Senior Principal Software Engineer based in McClellan, CA.

What You’ll Get To Do
  • Synthesize software requirements into verification requirements, software test objectives, success criteria, and required resources for software and system level tests and demonstrations.
  • Support the development of software requirements and detailed integration software test plans, procedures, test readiness reviews (TRRs), test data and test reports.
  • Execution of software qualification and acceptance testing per those requirements, plans and procedures.
  • Participate in internal and customer software test planning working groups.
  • Design, develop, and implement testing methods and equipment specific to software.
  • Collaborate with systems engineers, software development engineers and other stakeholders involved in the testing process.
  • Review software test plans, procedures, and reports, witness testing as the Cognizant Engineer.
  • Participate in technical exchange meetings, interfacing with customers (internal/external) and contributing to a broad range of program deliverables.

This position can be filled as a Principal or Senior Principal Software Engineer.

Basic Qualifications for Principal Software Engineer
  • Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 5 years of related experience, or a Master’s Degree in a STEM discipline and 3 years of related experience, or PhD in a STEM discipline with 1 year of experience.
  • Must be a US Citizen with an active U.S. Government DoD Secret security clearance with an investigation completed within the last 6 years.
  • Ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time as determined by the company to meet its business need.
  • Experience with software lifecycle: specification, design, implementation, integration, debugging, and maintenance.
  • Experience leading Software Engineering teams with the ability to team plan, execute, and manage the technical scope, and support leadership planning.
Basic Qualifications for Senior Principal Software Engineer
  • Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 8 years of related experience, or a Master’s Degree in a STEM discipline and 6 years of related experience, or PhD in a STEM discipline with 4 years of experience.
  • Must be a US Citizen with an active U.S. Government DoD Secret security clearance with an investigation completed within the last 6 years.
  • Ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time as determined by the company to meet its business need.
  • Experience with software lifecycle: specification, design, implementation, integration, debugging, and maintenance.
  • Experience leading Software Engineering teams with the ability to team plan, execute, and manage the technical scope, and support leadership planning.
Preferred Qualifications
  • Experience in Deliverables Management.
  • Experience with Software Testing Process.
  • Experience in Software Test Planning.
What We Can Offer You

Northrop Grumman provides a comprehensive benefits package and a work environment which…

Position Requirements
10+ Years work experience
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