Site Supply Chain Planner Warrington, Cheshire Automotive Tier 1, Onsite with flexible start and finish, not a hybrid role. Excellent basic, Enhanced company pension, 25 days holiday, option to buy more. No sponsorship for overseas candidates with no UK working visa. Are you ready to take ownership of critical supply chain operations in a fast:paced, high:performance environment? Were looking for a proactive and detail:driven Supply Chain/Material Planner to lead the coordination of production materials from supplier to shop floor. What Youll Do: Youll be at the heart of operations:planning, organising, and driving the flow of materials to meet production demands with precision. Working cross:functionally, youll ensure delivery performance, inventory accuracy, and cost efficiency across the board. Your Key Responsibilities: * Ensure timely and accurate delivery of materials from suppliers to meet production schedules * Monitor supplier performance and drive action to resolve delivery arrears * Minimise costs of urgent or special transports through effective planning and supplier coordination * Support inventory accuracy and reconciliation efforts, including root cause analysis * Maintain optimal inventory levels while safeguarding production continuity * Configure and optimise ERP (SAP) settings for planning and control * Determine optimal delivery batch sizes to balance cost and flexibility * Review and align supplier logistics agreements during project phases * Convert sales and operations plans into precise material requirements (MRP) * Share forecasts with suppliers and confirm their capacity to meet demand * Issue updated delivery schedules and monitor supplier execution and responsiveness * Drive the execution of contingency plans where needed * Lead inventory cycle counts and perform variance analysis What Youll Bring: * Strong computer and data analysis skills, especially in SAP, Excel, and Access * Hands:on experience in automotive or high:volume manufacturing environments * Solid understanding of lean logistics and lean production concepts * Proven track record in production planning, scheduling, and materials control * Deep familiarity with MRP systems in complex manufacturing setups * A working knowledge of quality systems, OEM standards, and business processes * Expertise in JIT and Kanban:based logistics systems Your CV will be forwarded to Jonathan Lee Recruitment, a leading engineering and manufacturing recruitment consultancy established in 1978. The services advertised by Jonathan Lee Recruitment are those of an Employment Agency. In order for your CV to be processed effectively, please ensure your name, email address, phone number and location (post code OR town OR county, as a minimum) are included.