Senior Principal Software Engineer - 17840

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret TRAVEL: 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. Northrop Grumman Defense Systems is seeking a Sr. Principal Software Engineer. This position is located in Clearfield, UT and supports the ICBM Sustainment Team. What you’ll get to do: • Participate in the full software development life cycle, including requirements definition, design, implementation, qualification, and delivery of software products to our customers. • Deploy software applications to production environments; monitor system performance; identify and implement improvements; maintain existing software applications and systems; and respond to and resolve production issues in a timely manner. • Maintain existing software and environments in accordance with disciplined engineering practices, sustaining applications, databases, and interfaces in compliance with MIL-STD-31000C, Technical Data Packages, and applicable AF/DoD standards. • Facilitate the creation and maintenance of mission critical software solutions actively used by a government customer. • Help define and implement automated test strategies (unit, integration, and regression where applicable). • Work independently as a self starter, demonstrating initiative and the ability to complete tasking with minimal oversight. • Integrate software capabilities with hardware components in a complex, mission critical environment. Basic Qualifications: • Bachelor’s degree with 8 years of relevant experience, Master’s degree with 6 years of relevant experience, or PhD with 4 years of relevant experience; an additional 4 years of experience may be considered in lieu of a degree. • Experience with a variety of programming languages, including C#, JavaScript, and Python. • Full stack development experience, including both frontend and backend solutions. • Experience with hardware–software integration. • Experience with Structured Query Language (SQL), including developing queries, stored procedures, and functions. • Experience working with software version control systems (e.g., Git). • Ability to obtain a DoD Secret clearance. • U.S. citizenship is required. Preferred Qualifications: • Active DoD Secret clearance. • Demonstrated ability to interpret and maintain existing code, including legacy applications (sustainment/maintenance). • Experience with CI/CD pipelines such as Jenkins, Azure DevOps, or equivalent. • Experience with C/C++. • Experience with server-side development (e.g., RESTful APIs, services). • Experience with GUI design and user experience (UX) best practices. • Experience developing technical documentation, including software version descriptions and user/administration guides. Primary Level Salary Range: $122,800.00 - $184,200.00 The 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