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Northrop Grumman Logo

Software Engineer Level 4

Northrop Grumman

$137,400 - $206,000
Oct 28, 2025
Aurora, CO, US
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Northrop Grumman is looking for a Sr. Principal Software Engineer to support a small but mighty team that continues to innovate and set new benchmarks for their customer, working on revolutionary systems that impact people's lives around the world.

Requirements

  • Strong knowledge of software engineering concepts (OOP, unit testing, etc.).
  • Experience with Python programming.
  • Understanding of AWS services (SQS, S3).
  • GitLab familiarization.
  • Exposure to Agile processes.
  • CompTIA Security+ Certification
  • Experience with Data Lake ingestion, indexing, and querying.

Responsibilities

  • Designs, develops, documents, tests and debugs applications software and systems that contain logical and mathematical solutions.
  • Conducts multidisciplinary research and collaborates with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems for product and commercial software.
  • Determines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls;
  • Prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems.
  • Ensures software standards are met.

Other

  • Level 4: Bachelor’s degree in Science with 8+ years of software development experience; 6+ years with a Master's; or 4 additional years of experience may be considered in lieu of a degree.
  • Requires an active Top-Secret/Sensitive Compartmented Information (SCI) clearance at time of application
  • Ability to pass a Counterintelligence Polygraph (CI-Poly) (not required to start)
  • U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
  • Travel: Yes, 10% of the Time