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Software Engineer Level 3 or 4

Aurora, CO

Job Description

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: Top SecretTRAVEL: 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.The Payload and Ground Systems, a division within Northrop Grumman's Space Systems Sector, is known for pushing the boundaries of innovation, redefining engineering capabilities, and driving advances in various sciences through cutting-edge technology.  Our team is chartered with providing the skills and innovative technologies to develop, design, produce, and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!
Northrop Grumman Space Systems is seeking an experienced Software Engineer to join our team in the Payload and Ground Systems Division Engineering organization supporting the Integrated National Systems (INS) Business Unit (BU) to support a Ground program. 
This position will be located at our Aurora, Colorado site. This position requires being onsite and does not support remote or hybrid work. 
This requisition may be filled at either a level 3 (Principal) or a level 4 (Sr. Principal), depending on the candidate's experience as laid out in the basic qualifications detailed below as well as the interview assessment.
Responsibilities include but are not limited to: 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.
Basic Requirements:

• Level 3 (Principal): Bachelor's degree in Science with 5+ years of software development experience; 3+ years with a Master's; or 4 additional years of experience may be considered in lieu of a degree.
• Level 4 (Sr. Principal): 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.
Must have current Top Secret/SCI security clearance at time of application.
• Experience developing in Java
• Experience with software design and architecture
• Experience with software unit testing
• Experience with Docker and Kubernetes
• Experience with Microservice architecture and Object Oriented Design




Preferred Requirements:

• Experience with Keycloak
• Experience with Node.js Framework
• Experience as a front end GUI Designer and UI Implementation
• Experience with MongoDB
• Experience with agile development
Primary Level Salary Range: $110,300.00 - $165,500.00Secondary Level Salary Range: $137,400.00 - $206,000.00The 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 for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.PDN-9fed7aae-9e54-4682-8808-85703fbe7c48
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: Top SecretTRAVEL: 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.The Payload and Ground Systems, a division within Northrop Grumman's Space Systems Sector, is known for pushing the boundaries of innovation, redefining engineering capabilities, and driving advances in various sciences through cutting-edge technology.  Our team is chartered with providing the skills and innovative technologies to develop, design, produce, and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!
Northrop Grumman Space Systems is seeking an experienced Software Engineer to join our team in the Payload and Ground Systems Division Engineering organization supporting the Integrated National Systems (INS) Business Unit (BU) to support a Ground program. 
This position will be located at our Aurora, Colorado site. This position requires being onsite and does not support remote or hybrid work. 
This requisition may be filled at either a level 3 (Principal) or a level 4 (Sr. Principal), depending on the candidate's experience as laid out in the basic qualifications detailed below as well as the interview assessment.
Responsibilities include but are not limited to: 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.
Basic Requirements:

• Level 3 (Principal): Bachelor's degree in Science with 5+ years of software development experience; 3+ years with a Master's; or 4 additional years of experience may be considered in lieu of a degree.
• Level 4 (Sr. Principal): 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.
Must have current Top Secret/SCI security clearance at time of application.
• Experience developing in Java
• Experience with software design and architecture
• Experience with software unit testing
• Experience with Docker and Kubernetes
• Experience with Microservice architecture and Object Oriented Design




Preferred Requirements:

• Experience with Keycloak
• Experience with Node.js Framework
• Experience as a front end GUI Designer and UI Implementation
• Experience with MongoDB
• Experience with agile development
Primary Level Salary Range: $110,300.00 - $165,500.00Secondary Level Salary Range: $137,400.00 - $206,000.00The 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 for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.PDN-9fed7aae-9e54-4682-8808-85703fbe7c48

About Northrop Grumman

Northrop Grumman is a leading global aerospace and defense technology company. Our pioneering solutions equip out customers with the capabilities they need to connect and protect the world and push the boundaries of human exploration across the universe. Driven by a shared purpose to solve our customers’ toughest problems, our nearly 100,000 employees contribute to launching the technology of tomorrow, today.

© 2025 Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

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Software Engineer Level 3 or 4
Northrop Grumman
Aurora, CO
Sep 21, 2025
$110,300 - $165,500 a year
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