Principal / Sr. Principal Software Engineer - Backend

Principal Or Sr. Principal Software - Backend

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.

If you want to put your talent, experience, and passions to use and be part of something greater, you are in the right place.

Northrop Grumman Aeronautics Systems has an opening for a Principal or Sr. Principal Software - Backend to join our team of qualified, diverse individuals located onsite in Rancho Bernardo, CA.

Join our team and build scalable pipelines from the ground up. You will play a key role in designing, developing, and maintaining modern, optimized, and high-performance data storage solutions. If you enjoy collaborating with data scientists, analysts, and software engineers to integrate and process data efficiently, we'd love to hear from you!

Accomplish

We are seeking a first-principles thinker and skilled software engineer to solve complex data challenges. This is not a role for operating pre-built tools; this is an opportunity to architect and build the core data backbone of our systems. You will be responsible for creating custom, high-performance ETL pipelines from the ground up, taming complex data sources that range from structured text to esoteric third-party binary formats. Your work will involve deep data modeling, abstracting reusable patterns, and writing modular, maintainable Python code that stands the test of time.

You should have a strong foundation in software engineering and have chosen to apply those skills to data. You believe that data pipelines are software and should be built with the same level of care, testing, and architectural foresight as any other production application.

This position is fully on-site, with no remote work available.

Essential Functions

• Architect and develop custom, maintainable ETL solutions from the ground up using Python, SQLAlchemy, and SQL Server.
• Develop and optimize data storage solutions, including relational and NoSQL databases.
• Write and maintain tests and documentation for data architecture, workflows, and processes.
• Collaborate closely with data scientists, analysts, and other software engineers to understand data requirements and deliver robust, integrated solutions.
• Champion software engineering best practices within the data domain, including comprehensive unit / integration testing, CI / CD automation (Git, Docker), and robust documentation.
• Tune and optimize complex SQL queries and data processing workflows within our on-

Succeed

The individual we seek will be self-motivated, proactive, goal-oriented to help us grow our services, become even better at what we do and will possess the following qualifications.

These roles may be filled by a Principal Engineer or Sr. Principal Engineer Level.

Basic Qualifications Principal Engineer :

Basic Qualifications Sr. Principal Engineer :

Preferred Qualifications :

Thrive With Us

At Northrop Grumman we are invested in the growth and well-being of all our employees. We offer flexible work arrangements, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment.

Our Total Rewards Program offers a comprehensive employee benefits package, including a Retirement and Savings Plan, group medical, dental and vision coverage, life and disability insurance, and flexible spending accounts.

We have Employee Resource Groups (ERGs) that 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!

If you are ready to join us in defining possible, apply now.