Principal/Sr Principal Software Engineer (NG Space Systems)
- Location:
- Redondo Beach, California, United States of America
About Northrop Grumman

Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever-evolving needs of our customers worldwide. Our 90,000 employees are Defining Possible every day using science, technology and engineering to create and deliver advanced systems, products and services. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will allow you to work together with people from many backgrounds, personal passions and disciplines.
The Payload and Ground Systems organization within the Northrop Grumman Space Systems pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. Our team is chartered with providing the skills, 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!
We offer phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly collaborative workplace. We are looking for self-motivated, proactive, and goal-oriented people to help us grow our services and become even better at what we do. Does this sound like you?
Our diverse portfolio of programs means there are endless paths to cultivate your career. We are well-known for our inclusive environment, as well as our excellent work/life balance. We also offer exceptional benefits/healthcare, a 9/80 schedule, and a great 401K matching program.
We are seeking either a Principal Software Engineer or Senior Principal Software Engineer to join our talented/diverse team. This position is located in Redondo Beach, CA.
This position is contingent upon program award and/or costumer funding.
Core 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
This requisition may be filled at a higher grade based on qualifications listed below.
Basic Qualifications:
- Principal Software Engineer: 5 Years with Bachelors; 3 Years with Masters; 1 Year with PhD; an additional 4 years of experience may be considered in lieu of degree
- Senior Principal Software Engineer: 8 Years with Bachelors in Science; 6 Years with Masters; 4 Years with PhD; an additional 4 years of experience may be considered in lieu of degree
- Active DoD Secret clearance required at the time of application
- Proficiency in Java programming, including unit testing and debugging
- Experience with a scripting language (e.g. Python, Bash)
- Strong SQL skills
- Solid understanding of Linux/Unix environments and shell scripting
- Ability to interface with all levels of employees and management
- Ability to collaborate with subject matter experts (SMEs) to generate engineering artifacts to be used during software development
Preferred Qualifications:
- Experience with Command & Control (C2) Ground SW applications
- Experience with implementing code based on Interface Control Documents (ICDs)
- Knowledge of the following technologies:
- Java Message Service (JMS)
- Google Guice
- Google Protocol Buffers
- Experience in Python programming
- Proficiency in C++ programming, including unit testing and debugging
- Familiarity with design patterns like Dependency Injection, Publish/Subscribe, Builder, Observer
- Understanding of Model-Based Software Engineering
- Experience with CI/CD pipelines and Jenkins
- Active DoD Top Secret clearance