Keith Reffner
Cleveland,TN
Summary
Experienced Maintenance Professional with 25 years in industrial manufacturing and chemical processing. Specialized in preventive and predictive maintenance, PLC troubleshooting, and root cause failure analysis. Proficient in SAP PM for effective work order management and asset tracking, emphasizing downtime reduction and safety compliance with OSHA and NFPA standards.
Overview
30
30
years of professional experience
1
1
Certification
Work History
Maintenance Supervisor
Wacker Polysilicon
Charleston, USA
01.2023 - 09.2025
- Led multi-craft maintenance team of 8 in chemical manufacturing facility, ensuring optimal team performance and effective maintenance operations.
- Implemented preventive and predictive maintenance programs, minimizing unplanned downtime and enhancing asset reliability.
- Conducted root cause failure analysis (RCFA) to identify and eliminate recurring equipment failures, improving overall equipment reliability.
- Performed hands-on troubleshooting of PLC systems, motors, conveyors, electrical panels, and process equipment.
- Utilized SAP PM for work order creation, PM scheduling, backlog management, and inventory tracking.
- Ensured compliance with OSHA, NFPA, NEC, and Lockout/Tagout safety standards.
Multi-Craft Maintenance Technician
Wacker Polysilicon
01.2015 - 01.2023
- Troubleshot and repaired PLC-controlled systems, motors, conveyors, and industrial production equipment to ensure operational reliability.
- Maintained electrical, hydraulic, pneumatic, and mechanical systems in a chemical processing environment.
- Executed preventive maintenance tasks and documented repairs in SAP PM to maintain compliance and reduce downtime.
- Collaborated with engineering and operations teams to enhance equipment uptime and streamline workflow efficiency.
Multi-Skilled Class A Maintenance Technician
Maytag Cleveland Cooking Products
Cleveland, USA
01.1996 - 01.2014
- Conducted preventive maintenance and executed emergency repairs to ensure operational continuity in high-volume manufacturing facility.
- Enhanced equipment uptime by implementing proactive maintenance strategies and ensuring adherence to safety compliance protocols.
- Diagnosed and repaired electro-mechanical, hydraulic, and electrical systems to restore functionality and enhance performance.
Education
Electro-Mechanical Maintenance Certificate -
Cleveland State Community College
Cleveland, TN01.2003
Skills
- Preventive & Predictive Maintenance (PM/PdM)
- Root Cause Failure Analysis (RCFA)
- PLC Troubleshooting (Allen Bradley)
- Industrial Electrical Systems
- Hydraulic & Pneumatic Systems
- Conveyor & Process Equipment
- Motor Controls & Electrical Panels
- SAP PM (Plant Maintenance Module)
- CMMS Work Order Management
- Preventive Maintenance Scheduling
- Maintenance Planning & Scheduling
- Spare Parts & Inventory Control
- OSHA / NFPA / NEC Compliance
- Lockout/Tagout (LOTO)
- Team Leadership & Training
Certification
- HVAC EPA Certified (Universal Type)
- Allen Bradley PLC Training (4-Day Course)
- Electro-Mechanical Award (2000–2001)
- Maintenance Apprenticeship Program Completion
- Lockout/Tagout Programs & Annual Refreshers
Timeline
Maintenance Supervisor
Wacker Polysilicon
01.2023 - 09.2025
Multi-Craft Maintenance Technician
Wacker Polysilicon
01.2015 - 01.2023
Multi-Skilled Class A Maintenance Technician
Maytag Cleveland Cooking Products
01.1996 - 01.2014
Electro-Mechanical Maintenance Certificate -
Cleveland State Community College