Principal Specialist, Demand Planner
Quick Summary
Develop and maintain rolling 18+ month minimum unconstrained demand plan for Aftermarket using inputs of historical data, customer and business intelligence.
Must be authorized to work in the U.S. without the company’s immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position.
Requirements
~1 min read- Typically requires a University Degree and minimum of 5 years prior relevant experience or an Advanced Degree in a related field and minimum of 3 years of experience
- Experience with Microsoft Excel
- SAP and Kinaxis experience
- Experience with Excel including Pivot tables and VLOOKUP
- Experience leading and facilitating demand reviews
- Demonstrated leadership in Demand Planning and Forecasting by effectively coordinating cross-functional efforts and driving alignment across all areas
- Experience analyzing complex data sets to draw meaningful insights and support high-impact decision-making
- Familiarity with SIOP cycle
- Experience working cross functionally with Operations, supply chain, master scheduling, program office and finance
At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.
Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.
The Demand Planner will manage an 18+ month aftermarket demand plan, using historical data, customer insights, and market trends to create accurate forecasts and align cross-functional teams. This individual will support SIOP and operations planning, monitors demand and inventory metrics, identifies risks and opportunities, and drives continuous improvements in forecasting, planning processes, and tools.
Responsibilities
~2 min read- →Develop and maintain rolling 18+ month minimum unconstrained demand plan for Aftermarket using inputs of historical data, customer and business intelligence.
- →Lead Demand Reviews and drive cross-functional alignment on the consensus demand plan.
- →Translate customer demand into requirements that support the master schedule and Operations.
- →Support SIOP activities, including financial reconciliation, supply reviews, and executive reviews.
- →Analyze demand, orders, inventory, market trends, and forecast variances to identify risks and opportunities.
- →Develop build-to-stock recommendations, burn-down plans, sales forecasts, and inventory targets.
- →Monitor and communicate key metrics including forecast accuracy, and demand variance.
- →Ensure demand data integrity and compliance with customer contractual requirements.
- →Partner across functions to resolve constraints and make decisions that best support customer and business needs.
- →Drive continuous improvement in forecasting methods, planning processes, and tools.
- →Travel as business needs dictate- could be up to 20%
- →Complete weekly review of orders and forecast reconciliation
- →Complete program reviews to align on variance, decisions, and key assumptions
- →Lead the monthly Demand review covering variance from prior and other key inputs
- →Demand planning with Kinaxis and ownership of demand parameters review bi-annually
- →Support various SIOP Discussions including Financial Reconciliation, Supply Review (SP&Es), and Executive SIOPs
- →Understand Customer Contract requirements pertaining to Demand Elements
- →Review KPIs for trends and perform root cause corrective action as appropriate
- →Demand data maintenance (data integrity)
- →Timely communication and documentation of assumptions and variances to the Program Management Team (PMT) to support the overall SIOP process
Click on this link to read the Policy and Terms
What We Offer
~1 min read
The next chapter of our future as an aerospace company is here, and we are excited about what this means for our employees and customers! Get onboard the Collins Aerospace Operations team and play a part in managing our innovative products from inception to delivery. The Operations team continues to grow and aims to strengthen the connection of Manufacturing Operations, Supply Chain and Environment, Health & Safety (EH&S) across Collins Aerospace. In this dynamic environment, you will have the opportunity to network across our businesses and functions, all while improving the productivity, quality and efficiency of our operations worldwide.
Collins Aerospace, a RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.
*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.
Location & Eligibility
Listing Details
- Posted
- October 5, 2026
- First seen
- October 5, 2026
- Last seen
- October 5, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 56%
- Scored at
- October 5, 2026
Signal breakdown
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