Ground Flight Dynamics Software Engineer (Level 3 or 4) - AHT

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes 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’s Space Sector is seeking a Ground Flight Dynamics Software Engineer (Level 3 or 4) to join our team of highly qualified, diverse professionals within the Western Region Software Engineering Directorate. This position is located onsite in Redondo Beach, CA .   The Western Region Software Engineering organization comprises over 800 skilled professionals—including Software Engineers, DevOps Engineers, Database Administrators, and Network Engineers—at every career stage, from early‑career engineers to senior chief engineers and architects. The organization supports numerous programs and offers ample opportunities for advancement into higher‑level technical roles or leadership positions. Our culture promotes cross‑program collaboration, continuous professional development, and a strong sense of community.   Job responsibilities of the Ground Flight Dynamics Software Engineer (Level 3 or 4) include, but are not limited to, the following: Serving as a key interface with external stakeholders, representing Northrop Grumman (NG) in meetings with customers and external program integration partners. Applying strong problem‑solving skills to quickly understand and address complex technical concepts. Preparing charts, present data, and provide recommendations to internal teams, program leadership, and external customers, demonstrating excellent written and verbal communication skills. Managing tasking and mentor team members across multiple program schedules with tight deadlines.   This requisition may be filled at a higher grade based on the qualifications listed below.

Principal Software Engineer (Level 3) Bachelor’s degree in a STEM discipline with 5+ years of relevant software engineering experience or Master’s degree in a STEM discipline with 3+ years of stated experience or Ph.D. in a STEM discipline with 1+ years of stated experience. Sr. Principal Software Engineer (Level 4) Bachelor’s degree in a STEM discipline with 8+ years of relevant software engineering experience or Master’s degree in a STEM discipline with 6+ years of stated experience or Ph.D. in a STEM discipline with 4+ years of stated experience. Active U.S. Government Secret clearance required at the time of application. Experience using FreeFlyer or similar flight dynamics modeling software. Hands-on experience with astrodynamics and orbital mechanics. Experience programming in Python and/or MATLAB. Experience designing and/or optimizing satellite trajectories and maneuvers. Familiarity with spacecraft deployment, state estimation, and station keeping concepts.

Hands-on experience developing software tools for constellation deployment, mission planning, and orbit raising. Experience with low-thrust maneuver planning and nonlinear optimization algorithms Knowledge of optical crosslink planning and automation of large satellite constellations (orbit determination, ephemeris propagation, maneuver