Sr. Principal Software Engineer

RELOCATION ASSISTANCE:
No relocation assistance available

CLEARANCE REQUIRED FOR START:
Yes

CLEARANCE TYPE:
Secret

TRAVEL:
Yes, 10% of the Time

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 Defense Systems is seeking multiple Software Engineers and Principal Software Engineers to join the Global C2 Solutions Business Unit in Huntsville, Alabama. You will help design, develop, integrate, test, and sustain mission‑critical command and control (C2) software used by our warfighters and customers around the world. In this role, you will support the Integrated Battle Command System (IBCS) program on Agile Software Teams, working closely with systems and hardware engineers to build robust, secure, and scalable software solutions that address complex logical and mathematical challenges in support of Global C2 missions.

This position is ideal for engineers who enjoy hands‑on development, solving complex technical problems, and collaborating in a highly integrated, Agile environment.

• Design, develop, document, test, and debug applications and software systems that implement logical and mathematical solutions for Global C2 missions.
• Participate on Scaled Agile Framework (SAFe) Scrum teams to develop and maintain software products across multiple software baselines for the IBCS program.
• Work in a fast-paced environment with high expectations, diverse assignments, and collaborative team settings across all levels of the organization.
• Provide technical solutions to a wide range of complex and difficult problems that are imaginative, thorough, practicable, and aligned with program objectives.
• Demonstrate flexibility and adaptability; be willing to learn new technologies and operate outside your comfort zone as mission and program needs evolve.
• Perform software development and upgrades in multiple programming languages/versions while minimizing changes to the operational behavior of tactical software.
• Develop and maintain user interfaces using JavaFX and related technologies, as applicable.
• Support documentation creation and updates using Markdown and other collaboration tools.
• Support testing activities including unit and functional testing, code coverage analysis, and static code analysis; contribute to continuous improvement of test effectiveness and automation.

• Sr. Principal Software Engineer
  - Bachelor's degree in a STEM field and at least 8 years of relevant experience, Master's degree in STEM field and 6 years of relevant experience, or PhD in STEM field and 4 years
• Strong object-oriented software development experience with:
  • Java
  • C++
  • User interface development experience using JavaFX
• Experience with scripting languages and tools, including:
  • Bash (including SSH and SCP)
  • Perl
  • Python
• Proficiency in Linux-based development and runtime environments.
• Experience with modern configuration management and source control tools (Git / Git Lab).
• Ability to obtain and maintain DoD Active Secret Clearance.