Senior Production Planner

About Us

G&H is a world leader in optical designing, testing and manufacturing. As experts in the technology of light, G&H works with customers to provide optical systems, assemblies, and components for demanding applications.

Headquartered in Ilminster Somerset, UK with primary operations in the USA and Europe, G&H is recognized for the breadth of their acousto-optic, electro-optic, crystal-optic, fiber optic, and precision optic products. G&H is recognized as the preferred source for OEMs in the life sciences, industrial, and aerospace and defense industries, with a history of quality and excellence that dates back over seventy-five years.

G&H offers exciting and rewarding opportunities for motivated and talented people to join a team of like-minded, highly skilled colleagues who want to grow and succeed with our company.

Hiring talent to complement and grow our current teams’ skills and capabilities is a strategic priority to enable our plans for growth.

Our seven business locations in the United States and four UK-based businesses employ across a broad range of functions including engineering and process, manufacturing, product management, supply chain and customer services, quality assurance, continuous improvement, compliance and finance.

We are seeking a Sr. Production Planner to partner closely with Operations to build and maintain a realistic, executable production plan that supports customer delivery, improves throughput, and stabilizes day-to-day operations for a high mix/ low volume product environment with MOQ assessments and policy setting.

This role is responsible for translating demand into actionable production schedules, aligning with manufacturing capacity and material availability, and ensuring clear visibility to priorities across the shop floor.

The ideal candidate is hands‑on, detail‑oriented, and comfortable operating in a fast‑paced manufacturing environment where planning discipline is being strengthened and built.

• Production Planning & Scheduling: Develop, implement, and maintain detailed production schedules using ERP systems (e.g., SAP PP/MM) to optimize resource utilization and meet customer delivery requirements
• Capacity & Material Planning: Perform rough cut capacity planning, master production scheduling, and material requirements planning; ensure alignment between demand and supply
• Inventory & WIP Management: Monitor work-in-progress, backlogs, and master data accuracy; adjust plans for demand changes or supply disruptions
• Cross-Functional Collaboration: Work closely with procurement, engineering, quality assurance, logistics, and supply chain teams to resolve bottlenecks and align planning with operational realities
• Performance Monitoring: Track and report on KPIs such as planning adherence, work center utilization, lead times, and schedule attainment
• Process Improvement
  :
  Lead initiatives to improve planning efficiency, reduce waste, and implement best practices; mentor junior planners
• Issue Resolution: Address production issues, backorder challenges, and unplanned events; coordinate with senior management for escalated matters

• Schedule Adherence / Plan Attainment
• On-Time Delivery (OTD)
• Work Order Cycle Time / Throughput
• Backlog Management & Prioritization Accuracy
• WIP Levels and Flow Efficiency
• Production Downtime Related to Planning Gaps
• Inventory Turns

• Bachelor’s degree in Supply Chain Management, Industrial Engineering, Operations Management, or related field
• 5-8+ years in production planning, with at least 3 years in a senior or managerial role
• Experience in high-mix, low-to-medium volume manufacturing preferred (optics, aerospace, medical, or similar).
• Familiarity with ERP/MRP systems (e.g., SAP, Oracle, or similar).
• Strong understanding of production processes, capacity constraints, and material flow.

• Proficiency with ERP systems (SAP, Oracle, etc.) and advanced Excel
• Strong analytical, problem-solving, and decision-making abilities
• Excellent communication and interpersonal skills for cross-functional leadership
• Knowledge of lean manufacturing, capacity planning, and quality…