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Software Engineer; Level 3

Job in El Segundo, Los Angeles County, California, 90245, USA
Listing for: Northrop Grumman Corp.
Full Time position
Listed on 2026-10-11
Job specializations:
  • Software Development
    Software Engineer
Salary/Wage Range or Industry Benchmark: 114000 - 213000 USD Yearly USD 114000.00 213000.00 YEAR
Job Description & How to Apply Below
Position: Software Engineer (Level 3/4)

RELOCATION ASSISTANCE:
Relocation assistance may be available

CLEARANCE REQUIRED FOR START:
Yes

CLEARANCE TYPE:
Secret

TRAVEL:
Yes, 25% 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 Aeronautics Systems has opportunities for a Software Engineer (Principal or Senior Principal Engineer Level) to join our team in El Segundo, CA.

Description
  • Design, develop, document, test and debug applications software and systems that contain logical and mathematical solutions
  • Conduct multidisciplinary research and collaborate with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems for product and commercial software
  • Determine computer user needs;
  • Analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls
  • Prepare operating instructions
  • Design and develop compilers and assemblers, utility programs, and operating systems
  • Ensure software standards are met

This role may be filled at either an Principal Engineer (Level
3) or Sr Principal Engineer (Level
4) level based on the qualifications outlined below.

Basic Qualifications

Principal Engineer (Level
3):

  • Must have a Bachelor’s of Science Degree in a STEM discipline and 5 years of related professional/military experience in software engineering; OR a Master’s Degree and 3 years of related professional/military experience in software engineering; or a PhD and 1 year of related professional/military experience in software engineering
  • Must have the ability to obtain and maintain a U.S. Government clearance and Special Access Program (SAP) within a reasonable amount of time as determined by business needs

Senior Principal Engineer (Level
4):

  • Must have a Bachelor’s of Science Degree in a STEM discipline and 8 years of related professional/military experience in software engineering; OR a Master’s Degree and 6 years of related professional/military experience in software engineering; or a PhD and 3 year of related professional/military experience in software engineering
  • Must have the ability to obtain and maintain a U.S. Government clearance and Special Access Program (SAP) within a reasonable amount of time as determined by business needs
Preferred Qualifications
  • An active U.S. government Secret clearance or higher (with background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation)
  • Demonstrated communication and technical writing skills
  • Proven ability to brief technical presentations to stakeholders

Primary Level Salary Range: $ - $

Secondary Level Salary Range: $ - $

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible…

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