SIOP & Process Improvement Lead

Hitachi•Pittsburgh, PA

2d•Onsite

About The Position

HITACHI RAIL is looking for an enthusiastic self-motivated SIOP & Process Improvement Lead who thrives in a fast-paced environment. The successful candidate is comfortable performing a wide range of tasks from administrative to strategic. This position is based in Pittsburgh, PA. Hitachi Rail is looking for a SIOP Specialist to help take our Supply Chain business to the next level! The SIOP (Sales, Inventory, and Operations Planning) Specialist will be responsible for coordinating and executing the end-to-end SIOP process to balance demand and supply, optimize inventory, and support business objectives. This role drives cross-functional alignment across sales, operations, supply chain, and finance to ensure accurate forecasting, reliable supply plans, and improved service performance. This position will also be responsible for the implementation of process improvement within Supply Chain.

Requirements

2–5+ years of experience in Demand Planning, SIOP or IBP business structures. Preferably with experience in a High Mix/Low Volume environment
Experience with ERP/MRP systems (SAP preferred)
Strong analytical, problem-solving and interpersonal skills
Advanced Excel and data analysis capabilities is a mush for success
Experience with PowerBI

Nice To Haves

Experience in SIOP/IBP environments
Knowledge of forecasting methodologies and inventory optimization
APICS/CPIM certification (or similar)

Responsibilities

Support and facilitate the monthly SIOP cycle, including demand review, supply review, and executive SIOP meetings
Consolidate and analyze demand forecasts, supply plans, and inventory positions
Identify gaps between demand and supply and escalate risks with mitigation plans
Ensure alignment between operational plans and financial targets
Collaborate with sales and commercial teams to validate and refine forecasts
Work with supply planning, production, and procurement to ensure feasible supply plans
Monitor capacity constraints, material availability, and supplier performance
Support scenario planning and “what if” analysis
Track and manage inventory levels to balance service, cost, and working capital
Identify excess, obsolete, and slow-moving inventory and support reduction strategies
Recommend safety stock and stocking policy adjustments based on demand variability and supply performance
Maintain and continuously improve part number–level lead time accuracy across planning and ERP systems (e.g., SAP)
Partner with Supply Chain/Procurement to validate and update lead times based on actual performance
Analyze planned vs. actual lead time variances and drive root cause corrective actions
Ensure accurate lead times are reflected in MRP to support reliable material planning and production schedules
Develop reporting and governance to monitor lead time accuracy and its impact on service levels, planning stability, and inventory
Develop and maintain KPIs and dashboards to monitor SIOP effectiveness
Track key metrics such as forecast accuracy, service levels, inventory turns, and plan adherence
Provide data-driven insights and recommendations to leadership
Act as a liaison between sales, supply chain, operations, procurement, and finance
Drive accountability and alignment across functions during the SIOP process
Support continuous improvement initiatives across planning and execution processes