Summary
Overview
Work History
Education
Skills
Certification
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Timeline
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Nicholas Hartkemeyer

Pella

Summary

Dedicated Boiler Service Technician with proven skills in preventive maintenance, technical troubleshooting, and safety compliance. Excels in diagnosing equipment issues and executing corrective measures to enhance operational efficiency.

Overview

14
14
years of professional experience
1
1
Certification

Work History

Boiler Service Technician

American Boiler & Mechanical
Des Moines
09.2025 - Current
  • Installed and maintained boiler systems, enhancing operational reliability.
  • Diagnosed equipment malfunctions and executed necessary repairs promptly.
  • Conducted boiler tuning on Cleaver Brooks linkages, optimizing performance for clients.
  • Performed annual preventative maintenance on boilers, ensuring compliance with inspector's regulations.
  • Replaced valves, pumps, motors, and safety devices.
  • Troubleshot flame failures to restore customer service quickly.
  • Developed understanding of ASME Code to ensure compliance in boiler maintenance.
  • Installed boiler safety controls.

Boiler Technician/Utility Operator

CBRE
Knoxville
10.2024 - 08.2025

Transitioned to contractor role for 3M following utility department outsourcing.

  • Conducted routine maintenance on boiler systems and associated equipment.
  • Diagnosed boiler operation issues and executed corrective measures.
  • Assisted in troubleshooting mechanical failures and performed necessary repairs.
  • Developed preventive maintenance schedules for other operators.
  • Performed water treatment analysis to enhance boiler efficiency during PM scheduling.
  • Operated plant chillers and air compressors for efficient cooling processes.
  • Managed water softeners and reverse osmosis systems; replaced motors and pumps.

Boiler Operator/Utility Operator

3m
Knoxville
06.2022 - 10.2024
  • Conducted routine maintenance on boiler systems and associated equipment.
  • Diagnosed boiler operation issues and implemented corrective measures to ensure optimal functionality.
  • Assisted in troubleshooting mechanical failures and performed necessary repairs.
  • Developed and coordinated preventive maintenance schedules for operators to support consistent equipment performance.
  • Conducted water treatment analysis to optimize boiler efficiency during preventive maintenance scheduling.
  • Operated plant chillers and air compressors for efficient cooling processes.
  • Managed water softeners and reverse osmosis systems; replaced motors and pumps.

Water Treatment Plant Operator

City of Cedar Rapids
Cedar Rapids
06.2021 - 03.2022
  • Monitored water quality parameters to ensure compliance with safety standards and safeguard public health.
  • Operated and maintained water treatment equipment and machinery to optimize performance.
  • Collected and tested samples for pH, hardness, and sediment levels to assess water quality.
  • Accurately documented operational data and maintenance activities to support regulatory compliance and operational transparency.
  • Maintained detailed records of plant operations, including chemical dosages and flow rates.
  • Monitored chemical feed pumps to ensure precise chemical dosage, contributing to effective water treatment.
  • Adhered to EPA and OSHA regulations to safeguard water quality and personnel safety.

Specialty Relief Operator

Ingredion
Cedar Rapids
10.2011 - 03.2021

Executed departmental tasks in ethanol operations, including fermentation, distillation, liquefaction, and saccharification, ensuring operational integrity.

  • Managed boiler operations to maintain consistent production levels and reliability.
  • Operated water treatment and wastewater systems to ensure compliance with standards.
  • Monitored machinery to verify functionality and adherence to safety regulations.
  • Collaborated with team members to enhance workflow efficiency and streamline processes.
  • Followed strict safety protocols, promoting a secure work environment.
  • Performed lockout/tagout procedures on equipment to enhance safety.

Education

High School Diploma -

John F. Kennedy
Cedar Rapids, IA
05-2006

Skills

  • Boiler maintenance
  • Preventive maintenance
  • Troubleshooting and Diagnostics
  • Technical troubleshooting
  • Equipment diagnosis
  • Installation and repair
  • Water treatment analysis
  • HVAC systems
  • Repair techniques
  • Power tool proficiency
  • Hand tool expertise
  • Mechanical tools
  • Safety compliance
  • Safety procedures adherence
  • OSHA requirements
  • Troubleshooting

Certification

OSHA 30 General Industry Safety and Health

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Associated Builders and Contractors certifications in Aerial Boom Lift, Forklift, Scissor Lift, CPR and Emergency response to burn victims.

Training by Tom VanderLinden, Safety Director of ABC. 

515-681-1542

tom.vanderlinden@abciowa.org

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Power Flame Technical training certifications in Combustion 101, Troubleshooting Burner Managment Systems, and Trouble Shooting Gas Trains.

Training provided by Steve Brinson (training instructor) Power Flame Inc. 2001 South 21st St

620-820-8352

sbrinson@astecindustries.com

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Association of Building Maintenance Engineers certificate for Advanced Boiler Operator. 

833-334-2263

E Forest Dr #806, Forest City, IA 50436

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Iowa Department of Natural Resources Water Treatment Operator Class I License.

License was obtained during employment at City of Cedar Rapids and has sense expired.

Timeline

Boiler Service Technician

American Boiler & Mechanical
09.2025 - Current

Boiler Technician/Utility Operator

CBRE
10.2024 - 08.2025

Boiler Operator/Utility Operator

3m
06.2022 - 10.2024

Water Treatment Plant Operator

City of Cedar Rapids
06.2021 - 03.2022

Specialty Relief Operator

Ingredion
10.2011 - 03.2021

High School Diploma -

John F. Kennedy
Nicholas Hartkemeyer