Are you a Supply Planner looking for a role where you can truly make an impact? Do you enjoy balancing demand and supply, keeping inventory healthy, and working closely with suppliers to keep products moving? In this role you’ll take ownership of day‑to‑day planning, maintain accurate master data across multiple ERP systems, and collaborate with teams across the business to ensure our customers get the parts they need. If you thrive in a fast‑paced environment and want to be part of a global organisation passionate about the automotive hobby, this could be the perfect next step for you.
The Supply Planner ensures product availability, inventory health and supplier performance across a defined portfolio. The role manages day‑to‑day supply of purchased and/or manufactured productions, aligning demand and supply requirements. Working across multiple ERP systems, the Supply Planner maintains master data accuracy and partners with cross‑functional teams to deliver reliable and efficient supply performance.
Planning & Availability
* Plan and manage product supply in line with demand and service targets
* Execute replenishment and/or production plans
* Identify and resolve shortages, back orders, or supply risks
* Monitor inbound orders, shipments, and delivery status
Inventory Management
* Maintain inventory within agreed safety- and cycle-stock targets
* Review inventory health: safety, cycle, above-window, VAR
* Drive actions to reduce excess, ageing, and obsolete stock
* Report on inventory performance, turns, and stock health
Supplier Management
* Manage day-to-day supplier communication on orders, shipments, and production schedules
* Track supplier OTIF and escalate issues as needed
* Collaborate across Supply Chain, Operations, Logistics, Finance, and Quality to resolve issues
* Coordinate inbound logistics with suppliers and logistics partners
Data & Systems Management
* Maintain all master data across ERP systems (lead times, MOQs, reorder points, costs)
* Audit and update data regularly for accuracy
* Analyse ERP and Excel data to support planning and forecasting accuracy
Cross Functional Collaboration
* Work closely with Procurement, Operations, Logistics, Finance, and Quality teams
* Align with global Supply Chain teams on priorities and actions
* Contribute to planning reviews with insights on demand, inventory, and supplier performance
Key Performance Indicators
* Product Availability %
* Fill Rate %
* Inventory health
* Supplier On-Time Delivery %
* Inbound Deliveries Past Due %
* Master Data Accuracy %
Skills & Qualifications
* Minimum 2 years’ experience in supply chain, planning, or inventory management
* Strong analytical skills and advanced Excel capability
* Proficient in at least one ERP system; experience with multiple is an advantage
* High attention to detail and structured problem-solving
* Clear communicator and effective collaborator
* Strong ownership and accountability mindset
* Bachelor’s degree in supply chain, Business, or related field preferred
* Experience in manufacturing, automotive aftermarket, or multi‑SKU environments desirable
Core Competency Requirements
* Communication: Conveys information clearly and effectively across audiences
* Collaboration: Works effectively with others to achieve common goals
* Trust & Results: Takes ownership of work and delivers high-quality outcomes
* Innovation: Seeks better ways of working and embraces change
* Technical Expertise: Proven capability to perform tasks requiring specific knowledge, experience or professional qualifications
* Leadership: Inspires and enables others to achieve goals and develop their potential
About MPG
MPG is a global collective servicing the classic British and Specialty automotive hobby. From MGs to Austin Healeys, Triumphs to Classic Mini, our goal is to be leading worldwide source for British and Specialty automotive parts and accessories. Land Rover, Jaguar, and even the Mazda Miata, our passion for amazing sports cars is only shadowed by the passion of the cars owners around the world.
We are made up of 3 distinct companies, who all share the same goals and values. Moss (Moss Miata, Moss Motors, and Moss Europe), Rimmer, and SNG Barratt, strive to meet the needs of all owners, from basic maintenance to performance products, brake pads to superchargers. We craft our own upholstery, design our own products, and source the best quality parts for the cars we serve found anywhere around the world.
Join a team that works hard, has fun, and is committed to the future of the hobby through integrity, teamwork, and an inventive automotive spirit.
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