Summary
Overview
Work History
Education
Skills
Affiliations
Accomplishments
References
Timeline
Generic

Mark Renner

Gillette,WY

Summary

Results-driven maintenance professional with extensive experience in mechanical troubleshooting and preventative maintenance. Committed to ensuring safety compliance and streamlining maintenance processes to enhance operational efficiency. Dedicated maintenance supervisor with a strong background in team leadership and process improvement. Expertise in coordinating preventative maintenance schedules, ensuring equipment reliability, and fostering effective communication across departments to achieve operational excellence. Skilled mechanic proficient in diagnosing and repairing complex mechanical systems. Known for implementing process improvements and maintaining accurate service records. Prepared to leverage hands-on experience to enhance equipment performance and safety.

Overview

38
38
years of professional experience

Work History

Part Time Shop Mechanic

Campbell County Fire Department
Gillette, WY
07.2024 - Current
  • Conducted routine maintenance on fire apparatus and emergency equipment.
  • Assisted in troubleshooting mechanical issues for fire department vehicles.
  • Performed inspections to ensure compliance with safety regulations and standards.
  • Repaired and replaced damaged components on firefighting apparatuses.
  • Maintained accurate records of repairs and service history for equipment.
  • Collaborated with team members to streamline maintenance processes and schedules.
  • Utilized diagnostic tools to identify mechanical failures and needed repairs.
  • Cleaned up workshop areas after completion of jobs to ensure a safe working environment.
  • Maintained a safe working environment by adhering to safety protocols and regulations.
  • Tested drivetrain components including transmissions and clutches to determine proper functioning.
  • Welded steel components together to create custom structures or repair existing ones.
  • Reconditioned used parts by sandblasting them before painting them with protective coatings.
  • Repaired hydraulic systems by replacing seals, packing glands and valves.
  • Built custom fixtures for specific jobs when standard fixtures were not available.
  • Performed preventative maintenance services on vehicles such as oil changes, brake repairs, tune-ups, fluid flushes and coolant replacements.
  • Performed routine maintenance on various types of shop machinery such as lathes, saws, drills and milling machines.
  • Conducted safety inspections of all vehicles prior to releasing them back into service.
  • Diagnosed engine performance issues using computerized diagnostic testing equipment.
  • Replaced faulty fuel injectors, spark plugs and other engine parts as needed.
  • Disassembled engines to inspect internal components for wear or damage.
  • Adjusted brakes and replaced brake pads or shoes when necessary.
  • Installed new parts in accordance with manufacturer's instructions or engineering drawings.
  • Maintained records of all work performed on each vehicle in order to track repair history.
  • Operated forklifts safely when loading and unloading materials from trucks or moving items around the shop floor.
  • Researched product information online in order to obtain detailed information about replacement parts or procedures.
  • Troubleshot and diagnosed issues with heavy equipment systems.
  • Documented repair work performed on mobile equipment via electronic and written service reports.
  • Completed simple and advanced repairs according to specifications for brakes, exhaust and electrical systems.
  • Operated test meters and soldering equipment to replace electrical components and wiring.
  • Read and interpreted standards, drawings and blueprints and pinpointed inspection needs for repair work.
  • Communicated project status to management and customers and mentored newer mechanics in best practices.
  • Fabricated new metal parts using drill presses and engine lathes.
  • Coordinated with suppliers to order replacement parts as needed.

Maintenance Supervisor

Peabody Energy Corp.
Gillette, WY
05.2005 - 04.2023
  • Supervised maintenance teams to ensure equipment reliability and safety compliance.
  • Coordinated preventive maintenance schedules to minimize downtime across operations.
  • Trained staff on safety protocols and efficient use of maintenance tools.
  • Inspected facilities and equipment to identify repair needs and prioritize tasks.
  • Managed inventory of maintenance supplies and ordered necessary materials.
  • Implemented process improvements to enhance team productivity and workflow efficiency.
  • Collaborated with other departments to address facility-related issues promptly.
  • Conducted performance evaluations for team members to promote skill development.
  • Reviewed work orders, allocated resources, assigned tasks, and established priorities for completion of jobs.
  • Maintained clear and safe workspace areas to meet MSHA standards.

  • Scheduled repair and maintenance of machines, tools and equipment to support continuous production operations.
  • Monitored and evaluated the performance of personnel in the maintenance department, providing guidance and coaching when necessary.
  • Inspected facilities to determine problems and schedule necessary maintenance.
  • Ordered replacement parts as required to keep machines running efficiently.
  • Worked closely with vendors and suppliers to purchase spare parts at competitive prices.
  • Diagnosed equipment malfunctions and performed repairs to restore equipment and maintain uptime.
  • Ensured that safety regulations were followed by employees while performing maintenance tasks.
  • Supervised technicians on repair and installation of machines or systems according to manufacturer's specifications.
  • Scheduled and coordinated preventative maintenance activities to ensure equipment reliability.
  • Oversaw team in completing job tasks quickly and accurately with appropriate use of instruments and tools.
  • Coordinated emergency repairs as needed in order to minimize disruption in production schedules.
  • Assisted in training new hires on proper operation and maintenance techniques for various types of machinery.
  • Maintained records of repairs and parts inventory usage to optimize future planning efforts.
  • Provided technical support to operations staff as needed to resolve complex problems with equipment or processes.
  • Designed, fabricated and installed upgrades to improve existing equipment.
  • Inspected machines and equipment for conformance with operational standards.
  • Directed maintenance activities to provide continuous supply of heat, electric power or gas required for operations.
  • Analyzed current procedures used by technicians during repairs and installations, making recommendations for improvements where applicable.
  • Prepared and monitored budget to keep maintenance department financially sound.
  • Developed and implemented a comprehensive preventive maintenance program for all production machinery.
  • Prepared budgets for upcoming projects based on estimated labor costs and materials needed.
  • Created detailed reports on machine downtime, root cause analysis, cost savings initiatives, and other relevant metrics related to production efficiency.
  • Coordinated with external contractors for specialized maintenance projects.
  • Created work crew schedules and delegated assignments.
  • Provided leadership, insight and mentoring to newly hired employees to supply knowledge of various company programs.
  • Reported project progress, site problems and labor status to supervisors.
  • Prepared and planned worksites to help jobs run smoothly.
  • Monitored employee work levels and optimized performance with strategic approaches.
  • Maintained optimal supply levels to meet expected demands without overreaching budget targets.
  • Delivered positive reinforcement and constructive criticism for employee work efforts.
  • Established and enforced clear safety policies to protect workers from injury.
  • Coached staff on strategies to enhance performance and improve customer relations.
  • Reviewed project blueprints and specifications to determine number of workers needed to complete jobs.

Maintenance Technician

Exxon / Peabody Energy Corp.
Gillette, Wyoming
11.1987 - 05.2005
  • Conducted routine inspections of equipment and machinery for maintenance needs.
  • Performed repairs on electrical systems, HVAC units, and mechanical components.
  • Assisted in troubleshooting operational issues to minimize downtime.
  • Maintained inventory of tools and supplies to ensure readiness for tasks.
  • Collaborated with team members to develop preventive maintenance schedules.
  • Adhered to safety protocols while operating heavy machinery and tools.
  • Documented maintenance activities and repairs in company records systems.
  • Trained new technicians on safety practices and operational procedures.
  • Operated hand and power tools to complete repairs.
  • Cleaned work areas to maintain a safe environment free from debris or hazardous materials.
  • Responded promptly to emergency breakdowns at any time during shift hours.
  • Maintained accurate records of all maintenance activities performed.
  • Repaired or replaced faulty wiring, switches, relays, and other electrical components.
  • Replaced defective parts such as bearings, seals, gears, valves.
  • Installed new systems, replacement parts, and components to maintain proper operation.
  • Performed preventive maintenance tasks, including lubrication and cleaning of machines and equipment.
  • Diagnosed mechanical problems using visual inspections and test instruments.
  • Assisted in the installation of new machinery and equipment.
  • Read and interpreted equipment and work orders to properly perform required maintenance services.
  • Responded to personnel queries and troubleshooting requests to provide repair services to improve operations.
  • Troubleshot complex electrical and mechanical issues with minimal downtime.
  • Disassembled components to diagnose problems, and facilitate repairs.
  • Adjusted machine settings according to manufacturing specifications.
  • Installed new pumps, compressors, and other mechanical systems.
  • Trained junior technicians on best practices for machine operation and repair.
  • Repaired machines, equipment or structures using tools or equipment.
  • Performed routine maintenance by inspecting drives, motors or belts.
  • Ordered parts, supplies or equipment from catalogs or suppliers.
  • Cleaned or lubricated shafts, bearings or other parts of machinery.
  • Inspected, operated or tested machinery or equipment to diagnose machine malfunctions.
  • Adjusted devices or control instruments using hand tools, levels or straightedges.
  • Assembled, installed or repaired electrical or electronic components and pipe systems.
  • Planned and laid out repair work using diagrams, drawings or schematic diagrams.

Education

High School Diploma -

Rapid City Central High School
Rapid City, SD
05-1981

Some College (No Degree) - Mining Operations

Gillette College
Gillette, WY

Skills

  • Engine rebuilding
  • Brake inspection
  • Hydraulic system repair
  • Electrical troubleshooting
  • Preventative maintenance
  • Vehicle inspection
  • Supplier coordination
  • Inventory management
  • Compliance auditing
  • Safety inspections
  • Problem solving
  • Effective communication
  • Team collaboration
  • Time management
  • Mentorship and training

Affiliations

  • Member of CCFD from 3/92 - 9/2018
  • Enjoy hunting
  • Enjoy spending time with grandkids
  • Enjoy new adventures

Accomplishments

  • Fire Fighter 1 Certificate
  • Fire Fighter 2 Certificate
  • 26 years CCFD

References

References available upon request.

Timeline

Part Time Shop Mechanic

Campbell County Fire Department
07.2024 - Current

Maintenance Supervisor

Peabody Energy Corp.
05.2005 - 04.2023

Maintenance Technician

Exxon / Peabody Energy Corp.
11.1987 - 05.2005

High School Diploma -

Rapid City Central High School

Some College (No Degree) - Mining Operations

Gillette College

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