Juan Mayo
Chesapeake
Summary
Strategic Supply Chain and Operations Planning professional with over 30 years of experience in diverse manufacturing environments, including high-volume fabrication, polymer extrusion, FDA-regulated packaging, power tool assembly, and industrial pump manufacturing. Extensive expertise in Sales & Operations Planning (S&OP), Master Production Scheduling, ERP implementation and optimization, capacity planning, and inventory control. Proven record of improving lead times, reducing work-in-process, increasing service levels, and implementing lean manufacturing strategies. Recognized for cross-functional leadership, systems integration, and data-driven decision-making that aligns operations with financial and strategic objectives.
Overview
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1
Certification
Work History
Master Scheduler
Flowserve
Chesapeake, VA
2020 - 2025
- Translated backlog demand into executable production output plans, adjusting order promise dates to support financial flash reporting.
- Developed Excel-based capacity planning model integrated with Oracle ERP data.
- Designed standardized assembly scheduling tools utilizing Autobahn dashboard data.
- Enhanced production visibility and improved alignment between operations and financial reporting.
Master Scheduler
STIHL Inc.
Virginia Beach, VA
2010 - 2020
- Directed monthly S&OP process for chain saw and power tool divisions, aligning operational plans with corporate strategic objectives.
- Developed and maintained Master Production Schedule (MPS) in alignment with S&OP outcomes.
- Designed and implemented Assemble-to-Order strategy, reducing lead time from 6 weeks to 2 weeks.
- SAP Super User providing cross-functional system expertise and training.
- Led Value Stream Mapping initiatives that resulted in implementation of electronic Kanban systems and improved production flow.
Production Planner
STIHL
Virginia Beach, VA
2007 - 2010
- Led make-to-stock demand planning for Guide Bar product line.
- Achieved and sustained 95% on-time fill rate while meeting all inventory performance targets.
- Project Leader for Operations Confirmation initiative.
- Converted Guide Bar production from job shop to batch flow manufacturing.
- Reduced work-in-process inventory by 30,000 units through process redesign and production balancing.
Production Planner
Yupo Corporation
Chesapeake, VA
1997 - 2007
- Managed production planning, raw material procurement, and inventory control for continuous process manufacturing.
- Developed and executed monthly Sales & Operations Plans.
Member of BPCS AS400 ERP implementation team. - Led branch warehouse distribution planning system implementation.
- Oversaw annual physical inventory and audit reporting requirements for Finance and external auditors.
- Designed and implemented a cycle count program that eliminated the need for annual physical inventory counts.
Product Manager
Packaging Corporation of America
Vernon, CA
1994 - 1997
- Managed major national accounts including Neutrogena and Johnson & Johnson.
- Served as primary customer liaison, overseeing new product introductions and lifecycle management.
- Ensured adherence to critical path schedules and milestone achievement
- Directed procurement of chemicals and packaging materials while maintaining strict cost controls.
- Delivered all projects on time, within budget, and in compliance with customer and regulatory requirements.
Master Production Scheduler
Packaging Corporation of America
Vernon, CA
1993 - 1994
- Developed and submitted monthly revenue plans through comprehensive backlog and resource capacity analysis.
- Aligned production output with financial targets in a highly regulated FDA environment.
Education
Bachelor of Science - Industrial Technology
California State University, Long Beach
Long Beach, CASkills
- Sales & Operations Planning (S&OP)
- Master Production Scheduling (MPS)
- Capacity Planning & Demand Management
- ERP Systems (SAP, Oracle, AS400/BPCS)
- Inventory Optimization & Cycle Counting
- Lean Manufacturing & Kanban Systems
- Value Stream Mapping
- Financial Forecasting & Revenue Planning
- Cross-Functional Leadership
- Continuous Process & Batch Manufacturing
Accomplishments
- Reduced Work-in-Process (WIP) inventory by 30,000 units by converting production from job shop to batch flow manufacturing, improving throughput and operational efficiency.
- Improved customer service performance to 95% on-time fill rate while maintaining inventory targets in a make-to-stock environment.
- Reduced product lead times by 67% (6 weeks to 2 weeks) through development and implementation of an Assemble-to-Order planning strategy.
- Eliminated annual physical inventory counts by designing and implementing a comprehensive cycle count program, improving inventory accuracy and audit efficiency.
- Developed Excel-based capacity planning model integrated with Oracle ERP, increasing production visibility and enabling more accurate financial flash reporting.
- Implemented electronic Kanban systems following Value Stream Mapping initiatives, improving material flow and reducing production bottlenecks.
- Led ERP implementation and optimization initiatives across multiple systems (AS400/BPCS, SAP, Oracle), improving planning accuracy and cross-functional data alignment.
- Successfully managed multi-million-dollar national accounts (Neutrogena and Johnson & Johnson), ensuring 100% on-time project delivery within budget constraints.
Certification
Certified in BPCS Outbound Logistics Management
APICS CPIM, Certified in supply chain and inventory management by ASCM.
Instructor, APICS CPIM program courses
Languages
Spanish
Native or Bilingual
Timeline
Master Scheduler
Flowserve
2020 - 2025
Master Scheduler
STIHL Inc.
2010 - 2020
Production Planner
STIHL
2007 - 2010
Production Planner
Yupo Corporation
1997 - 2007
Product Manager
Packaging Corporation of America
1994 - 1997
Master Production Scheduler
Packaging Corporation of America
1993 - 1994
Bachelor of Science - Industrial Technology
California State University, Long Beach