Search All Jobs

Sr Principal Software Engineer

Requisition ID: R10072610

  • Category IconCategory: Engineering
  • Location IconLocation: Azusa, CA, USA
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: None
  • Telecommute IconTelecommute: Yes-May consider hybrid teleworking for this position
  • Shift IconShift: 1st Shift (United States of America)
  • Travel IconTravel Required: Yes, 10% of the Time
  • Positions IconPositions Available: 3

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.

Embark on a career putting innovative, reliable, and agile products and ideas into orbit, and beyond. Northrop Grumman has opportunities waiting for you that play a vital role in human space exploration, national defense, and scientific discovery, supporting multiple programs across the universe. With us, you’ll discover a culture of curiosity and collaboration that will have you Defining Possible from the day you start. Our space systems connect and protect millions of people on earth every day, now and for the future. Explore your future and launch your career today.

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!

Northrop Grumman Space Systems Sector in Azusa, CA is seeking a Sr. Principal Software Engineer (Level 4) to join our team. This role will report on-site daily. We can accommodate partial telework, but it is fully dependent upon business/program need. Due to this, it will not always be a consistent hybrid schedule.

As a selected candidate you can support the design, development, documentation, testing, integration, and debugging of software written in various computer languages. You can ensure software standards are met. Understanding the importance of collaborating with a diverse team and across disciplines in an often-dynamic environment is a philosophy you share and demonstrate. At this point in your career, you have great problem-solving skills and are an expert software developer. You work with minimal direction and can fully refine task details independently. Determining and developing technical solutions to complex problems is something you enjoy and thrive on. Continual skill development and knowledge expansion of your software and engineering expertise is part of your life. You live to solve challenges! Our mission to protect people, property, and democracy through the sensors we build is important to you.

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 Employee Resource Groups (ERGs) provide benefits for the member, our leaders, and the company. Our ERGs offer opportunities to be a friend, be active, be a volunteer, be a leader, to be recognized and to be yourself! Every ERG is inclusive of all employees! Initiatives for diversity, equity, and inclusion are important to you and you value the differences in your teammates and your teammate’s perspectives. You understand that such diversity leads to the optimal solutions to meet our customers’ needs and you want to share your own voice in that process.

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.

Basic Qualifications:

  • A bachelor’s degree in a Science, Technology, Engineering or Mathematics (STEM) field with 9 years of related software engineering experience OR a master’s degree in a STEM field with 7 years of related software engineering experience, OR a PhD in a STEM field with 4 years of related software engineering experience
  • Demonstrated professional level experience in two or more modern programming languages with ability to rapidly adapt and learn others as needs arise. In preferred order, such languages include C/C++ (object-oriented), Python, Java, MATLAB, FORTRAN, ADA, and IDL.
  • US Citizenship with the ability to obtain and maintain an active DoD Secret level clearance.

Preferred Qualifications:

  • Excellent communication and organizational skills
  • Strong interpersonal and analytic skills
  • Team leadership experience
  • Thrive on colleague interactions and collaborations
  • Proficiency in software configuration management and version control tools (ClearCase, Git/GitHub, Subversion)
  • Proficiency in Agile development concepts, methodologies, and associated tools (Jira/Atlassian tools)
  • Experience with requirements development, software design, architecture, and code
  • Experience developing and/or implementing complex algorithms
  • Experience with Static Code Analysis (SCA) tools (Fortify, Understand, SonarQube)
  • Experience with unit testing (tools, frameworks, automation)
  • Experience with containerization (Docker, Kubernetes, OpenShift)
  • Linux operating system experience (administration would be a plus)
  • Active and current DoD Secret clearance or higher

There is no expectation that you will know everything we have listed. We’d love the opportunity to meet you and have a conversation. Let us facilitate the process to achieve your goals and dreams as a professional engineer!


Salary Range: $125,800 USD - $188,600 USD

Employees may be eligible for 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 health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042 https://www.saferfederalworkforce.gov/contractors/.

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action 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/AA and Pay Transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.



Apply Now

Search All Jobs

What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.


Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.