Senior Demand Planner - Aftermarket (Hybrid)

About the position The Aftermarket Demand Planner plays a critical role in enhancing customer satisfaction and operational performance across Collins Aerospace’ global aftermarket business. In this role, you will partner cross-functionally with Supply Chain, Operations, Engineering, Product Management, and Program Leadership to develop accurate demand schedules, optimize inventory, and ensure alignment between market needs and manufacturing capacity. By translating complex data into actionable insights, you will help drive on-time delivery, assist in development and execution of the business unit sales plan, and strengthen overall aftermarket responsiveness. This role is ideal for a proactive, analytical professional who thrives in a fast-paced, highly collaborative manufacturing environment. Ideally, this is a hybrid role based in Windsor Locks, CT. Will consider preferred candidates based at other Power & Controls locations. Responsibilities • Develop, maintain, and continuously improve aftermarket parts demand across product lines and customer segments. • Partner with, proposal management, contracts, repair planners, program managers, and other cross functional teams to align ERP system demand with lead-time, customer expectations and business strategy. • Collaborate closely with plant operations and supply chain teams to align production capacity, material availability, and fulfillment plans with scheduled demand. • Define, support, and track aftermarket planning reports, KPIs, and performance metrics (inventory health, service levels, on-time delivery, sales targets etc.). • Analyze supply, demand, and inventory data to develop dashboards, visualizations, and executive-level presentations. • Project inventory requirements and identify gaps, risks, and opportunities to improve inventory optimization and planning accuracy. • Investigate and resolve data integrity issues, system challenges, and calculation discrepancies across planning tools and ERP systems. • Perform root cause analysis on recurring planning issues and implement corrective actions to drive sustainable improvements. • Drive continuous improvement initiatives that enhance planning processes, data quality, and operational performance. Requirements • Typically requires a University degree and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience. • Working experience within a production and inventory management, supply chain, materials planning, or similar role. Nice-to-haves • Experience working within SAP or similar ERP/MRP systems. • Working experience with Continuous Improvement / Lean / Six Sigma. • Project Management experience is preferred. Benefits • Medical, dental, and vision insurance • Three weeks of vacation for newly hired employees • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option • Tuition reimbursement program • Student Loan Repayment Program • Life insurance and disability coverage • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection • Birth, adoption, parental leave benefits • Ovia Health, fertility, and family planning • Adoption Assistance • Autism Benefit • Employee Assistance Plan, including up to 10 free counseling sessions • Healthy You Incentives, wellness rewards program • Doctor on Demand, virtual doctor visits • Bright Horizons, child and elder care services • Teladoc Medical Experts, second opinion program • And more! Apply tot his job Apply To this Job