What are the responsibilities and job description for the Master Scheduler position at Perfect Timing Personnel Services?
Title: Master Scheduler/Planning Manager
Location: Hayward, CA (On-site)
Compensation: $90,000 - $140,000 base salary
POSITION SUMMARY
We are seeking a high-impact Master Scheduler / Planning Manager to take full ownership of production planning and scheduling across a complex, high-mix, low-volume and quick turn manufacturing environment serving the semiconductor industry.
This is not a maintenance role—this is a build-and-transform role.
You will be responsible for:
- Owning the end-to-end master schedule
- Leading a team of 4–7 planners/production control personnel
- Driving the transition from reactive dispatching to disciplined, capacity-driven scheduling
- Implementing and maintaining MRP, finite scheduling, Advance Planning Module and planning rigor within Epicor
You will operate as the single source of truth for the production schedule, with authority to balance demand vs capacity and reschedule in/out on commitments when needed.
KEY RESPONSIBILITIES
Own the Master Schedule
- Develop and control the end-to-end production schedule
- Set clear priorities for the shop floor (executed by supervisors)
- Ensure alignment between demand, capacity, and execution
Lead Planning Team
- Manage and develop 4–7 planners / production control staff
- Standardize processes and eliminate reactive firefighting
- Drive accountability and planning discipline
Build Capacity-Driven Scheduling
- Define true capacity by work center
- Identify and manage bottlenecks
- Transition from dispatching chaos to finite, realistic scheduling
MRP & System Implementation (Epicor)
- Lead MRP rollout and adoption
- Improve data integrity (BOMs, routing, lead times, WIP accuracy)
- Shift planning from manual to system driven
Demand & Internal Customer Alignment
- Own feasible commit dates
- Recommend solutions on overload conditions with data
- Partner with Customer Service, Program, and Account teams to reset expectations
- Prioritize plannable (recurring) business at 70–75% of revenue while maintaining flexibility for quick-turn and spot buy orders
Execution Cadence
- Participate in bi-weekly production meetings
- Provide supply plan in monthly S&OP
- Consolidate all demand streams (sales orders, transfer orders, consignment) into a single supply plan
- Run what-if capacity scenarios in Epicor before committing to the monthly build plan
- Present actual vs. plan performance in monthly S&OP review; escalate gaps to leadership with recommended solutions
Stabilize & Improve Performance
- Reduce past-due backlog, schedule churn, and expediting
- Improve schedule adherence and control flow
Qualifications
Experience
- 5-7 years in production planning / master scheduling
- Proven experience in MRP implementation, capacity planning
- Experience leading planners or production control teams
- Background in high-mix manufacturing (semiconductor preferred)
Technical
- Strong ERP experience (Epicor strongly preferred)
- Strong MRP, BOM, routing, and capacity modeling knowledge
- Advanced Excel
- Familiarity with Epicor forecast consumption, demand class configuration, and capacity requirements planning (CRP)
Education & Certifications
- Bachelor’s degree in Supply Chain, Operations Management, Business, or Engineering preferred
- APICS CPIM certification is a strong plus — demonstrates formal planning and scheduling discipline
Leadership
- Comfortable challenging demand and pushing back with data
- Structured, disciplined, and process-driven
- Able to turn chaos into controlled execution
- Strong cross-functional communication
Core Competencies
- Strong analytical and problem-solving skills with attention to detail
- Excellent organizational and time management abilities
- Ability to work under pressure and manage competing priorities
- Strong communication skills (written and verbal) across all organizational levels
- Collaborative team player with ability to influence without direct authority
- Proactive mindset with ability to anticipate issues and develop contingency plans
- Flexibility to adapt to changing priorities and production demands
Salary : $90,000 - $140,000