Sr. Principal/Principal Supply Chain Planning Specialist

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  is currently seeking a  Sr. Principal/Principal Supply Chain Planning Specialist in our Supply Chain department.  The position is located at our in Elkton, MD location. The Northrop Grumman Propulsion Systems and Controls (PS&C) facility in Elkton, Maryland began solid-propellant rocket operations in 1948. Today, the Elkton PS&C facility designs, develops, and produces solid-propellant propulsion and ordnance systems in programs professionally managed for a wide variety of Government and commercial customers.  The facility also serves as the hub for offsite engineering and test facilities in Ronkonkoma, NY, and Palm Beach Gardens, FL. Job Summary: The Sr. Principal/Principal Supply Chain Planning Specialist is a strong leader with demonstrated project management and supply chain management skills. The position will own and coordinate activities in support of material requirements, material cost accounting, and supplier management on an assigned program.   Further, this position will promote a focus on safety and employee Lean/PES/Six Sigma tools throughout program planning and implementation. Key Responsibilities • Program & Stakeholder Leadership • Serve as the primary liaison between the program and Supply Chain (buyers, planners, subcontracts, scheduling, logistics, production control, customers, and suppliers).Represent Supply Chain in Program Management Reviews (PMRs) and leadership briefings, internal and external. Identify and mitigate program risks related to material requirements across all phases (development, production, sustainment, and retirement). • Material Management & Planning • Prepare and execute Material Program Plans (MPPs) and supply strategies. Support bill of material (BOM) completion, including part definition, scrap/yield analysis, and order policies. Maintain line of balance and align supplier deliveries to the production schedule, ensuring 100% material availability and managing obsolescence risk. Own program materials through acceptance. • Supplier Management • Develop supply chain strategy, including supplier development, risk management, secondary sources, and buffer/safety stocks. Support vendor assessments and implement supplier performance management practices (business reviews, scorecards, surveys, and operational assessments). • Materials Finance & Forecasting • Develop and maintain monthly material sales forecasts and provide weekly status on forecasted material sales. Support billing/invoice resolution and IWO processes to ensure accurate forecasts and ETC for select programs. Act as SME for month‑end material forecast and ETC deliverables; provide Sales & Operations materials watch‑list input, comparing to program forecasts and highlighting risks and opportunities. • Financial Management & CAM Support • Lead financial forecasting