Jobs and Careers
NO

Software Engineer - Level 3 or 4

Northrop Grumman
COBO02, United States, United Statesfull_timeVerifiedPosted 8 Dec 2025
💰 $213,400/yr($114,000/yr$213,400/yr)

About the role

RELOCATION ASSISTANCE: No relocation assistance 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.

Northrop Grumman Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Software Engineer – Level 3 or 4 to join our team of qualified, diverse, and innovative individuals, supporting an Internal Research and Development (IRAD) project.  This position is in Boulder, CO.

Position Overview:

As a Software Engineer – Level 3 or Level 4, on an Internal Research and Development (IRAD) team, you will work in a collaborative environment to understand system requirements and create and implement new capabilities and algorithms. Many of the algorithms and capabilities implemented by the team will be mathematics and physics intensive complex solutions that will be highly critical to the system performance. In addition to software development you will also be expected to support reviews of requirements and test cases that are developed for the software capability. This IRAD effort is looking to staff over 100 new engineers and will be leveraging new and existing technologies to build fire control systems from the ground up.

Essential Functions:

  • Write and test high performing code in an agile environment to support new features and products to support a Fire Control Mission.
  • Ensure the performance, security, and scalability of the application.
  • Collaborate with cross functional teams including frontend developers, Subject Matter Experts, and Systems Engineering teams.
  • Write well-documented, testable code following best practices.
  • Lead and perform code reviews.
  • Contribute to architectural decisions and the overall design of the system.

Seeking candidates who find satisfaction in working on challenging and diverse assignments in collaborative settings across all levels.

This requisition may be filled at a higher level based on qualifications listed below.

Basic Qualifications:

This requisition may be filled at either a Software Engineer – Level 3 or a Software Engineer – Level 4.

Basic Qualifications for Software Engineer Level 3 or Level 4: 

  • Software Engineer – Level 3: Bachelor’s degree in STEM related field, and 5 years of related experience, or a Master’s degree with 3 years of related experience, or 1 year with a PhD.
  • Software Engineer – Level 4: Bachelor’s degree in STEM related field, and 8 years of related experience, or a Master’s degree with 6 years of related experience, or 4 years with a PhD.
  • Applicants must have a current, active in-scope DoD-issued Secret security clearance at the time of application, which is required to start
  • Recent and extensive experience developing software in C++ or Java 
  • Quick to learn and absorb new concepts and information
  • Unix/Linux Operating System Experience 
  • Experience with Software Change Control, Change Management, Code Quality, Static Analysis, and CI/CD tools such as: Atlassian tool suite, Jira, GitHub, GitLab, SonarQube, Coverity, and Jenkins.
  • Ability and willingness to travel up to 10% to support business needs
  • Must be able to support an in-person / closed-area work environment 

Preferred Qualifications: 

  • Highly experienced with Linux, scripting, and operations 
  • Very experience implementing complex mathematical algorithms in code
  • Experience with automated software requirements, testing and analysis 
  • Experience with Behavior Driven Development (BDD) using tools like Gherkin and Cucumber for automated acceptance testing
  • Experience with battle management and/or fire control systems
  • Experience developing software in a Model Based Systems Engineering (MBSE) environment.
  • Very solid backg

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Northrop Grumman

View company profile →