Master Scheduler / Planner

GKN Aerospace; El Cajon (CA); On-site; USD 90,000 - 130,000; Full time

Job summary

GKN Aerospace in El Cajon, CA is seeking an experienced Production Planner to develop and manage shop schedules, balance WIP and capacity, and align Master Schedules with labor, equipment, and supplier constraints. You will drive on-time delivery, monitor KPIs, and collaborate with cross-functional teams to optimize flow.

The role requires 3+ years in aerospace manufacturing planning, strong analytical skills, and proficiency with ERP/MRP systems such as SAP or Oracle.

Qualifications

• Bachelor’s degree preferred; equivalent experience may be considered.
• 3+ years of experience in production planning, scheduling or supply chain in aerospace/MRO/manufacturing.
• Experience developing and maintaining production schedules to support delivery.
• Knowledge of capacity planning, resource balancing, WIP, and production flow.
• Ability to analyze constraints, identify risks, and support recovery with cross-functional teams.
• Experience with ERP/MRP systems (SAP, Oracle) to support planning and material availability.
• Understanding of routings, work orders, and production control concepts.
• Strong analytical skills to manage priorities and track metrics.
• Ability to collaborate with Operations, Supply Chain, Engineering, Quality, and Program teams.
• Proficiency with Excel for data analysis and reporting.
• Strong organizational skills in a fast-paced manufacturing environment.

Responsibilities

• Develop and manage shop schedules to meet customer delivery commitments and TAT targets across the full planning horizon.
• Balance workload, WIP, and shop capacity across all repair operations (inspection, NDT, machining, coating, etc.).
• Build and maintain a feasible Master Schedule aligned with labor, skills, equipment capacity, supplier constraints, downtime, and dynamic repair scope.
• Actively manage priorities and reschedule past-due work to protect TAT and on-time delivery.
• Provide input to MRP and material planning to ensure availability of repair materials, replacement parts, and outside processing.
• Monitor execution vs. plan, identify bottlenecks and drive corrective actions with Operations.
• Escalate TAT risks proactively and implement mitigation plans.
• Partner with Program/Customer teams to communicate delivery status, risks, and recovery actions.
• Track and drive performance against KPIs: TAT adherence, On-Time Delivery, WIP/backlog health.
• Support continuous improvement initiatives to improve flow, reduce TAT, and optimize capacity.
• Maintain accurate planning master data (routings, cycle times, capacities).

Education

Bachelor’s degree in Supply Chain Management, Operations Management, Business, Engineering, or related field

Tools

SAP

Oracle

Excel

Job description

Job Responsibilities

• Develop and manage shop schedules to meet customer delivery commitments and TAT targets across the full planning horizon.


• Balance workload, WIP, and shop capacity across all repair operations (inspection, NDT, machining, coating, etc.).


• Build and maintain a feasible Master Schedule aligned with:
  
  
  
  • Available labor, skills, and equipment capacity
  
  
  • Supplier/subcontractor constraints
  
  
  • Planned downtime and working calendar
  
  
  • Dynamic repair scope and in-process findings
  
  
  
  


• Actively manage priorities and reschedule past-due work to protect TAT and on-time delivery.


• Provide input to MRP and material planning to ensure availability of repair materials, replacement parts, and outside processing.


• Monitor execution vs. plan, identify bottlenecks and flow constraints, and drive corrective actions with Operations.


• Escalate TAT risks proactively (capacity, supplier delays, scope growth) and implement mitigation plans.


• Partner with Program/Customer teams to communicate delivery status, risks, and recovery actions.


• Track and drive performance against key KPIs:
  
  
  
  • TAT adherence
  
  
  • On-Time Delivery
  
  
  • WIP / backlog health
  
  
  
  


• Support continuous improvement initiatives to improve flow, reduce TAT, and optimize capacity.


• Maintain accurate planning master data (routings, cycle times, capacities).

Job Qualifications

• Bachelor’s degree in Supply Chain Management, Operations Management, Business, Engineering, or related field preferred; equivalent experience may be considered.


• 3+ years of experience in production planning, scheduling, manufacturing operations, or supply chain within an aerospace, MRO, or complex manufacturing environment.


• Experience developing and maintaining production schedules to support customer delivery requirements and operational priorities.


• Working knowledge of capacity planning, resource balancing, WIP management, and production flow principles.


• Ability to analyze production constraints, identify schedule risks, and support recovery actions with cross-functional teams.


• Experience working with ERP/MRP systems (SAP, Oracle, or similar) to support planning, scheduling, and material availability.


• Understanding of manufacturing processes, routings, work orders, and production control concepts.


• Strong analytical skills with the ability to manage priorities, track performance metrics, and communicate schedule status.


• Ability to collaborate effectively with Operations, Supply Chain, Engineering, Quality, and Program teams.


• Proficiency with Microsoft Office tools, particularly Excel, for data analysis and reporting.


• Strong organizational skills with the ability to manage multiple priorities in a fast-paced manufacturing environment.