Facility Systems Technician – HVAC & Mechanical Systems

Pro Services Inc; Marshall (MI); On-site; USD 70,000 - 95,000; Full time

Job summary

Pro Services Inc. is seeking a shift subject matter expert for industrial HVAC and mechanical systems in a 24/7 manufacturing setting. You will lead preventive, predictive, and corrective maintenance, troubleshoot AHUs/MAUs, BAS/BMS alarms, and coordinate with electrical and controls teams to minimize downtime.

The role requires advanced troubleshooting, strong mechanical aptitude, and excellent communication to support continuous facility operations and safety compliance in Michigan.

Qualifications

• Minimum 5 years of industrial or large commercial HVAC maintenance experience.
• Strong troubleshooting and repair skills on complex HVAC and mechanical systems.
• Experience with Building Automation Systems (Siemens, Johnson Controls, Honeywell, Trane, or similar).
• Ability to read and interpret mechanical drawings, schematics, and equipment manuals.
• Strong understanding of pumps, motors, bearings, belts, controls, and mechanical equipment.
• Excellent communication and problem-solving skills.
• Ability to work in a fast-paced, 24/7 manufacturing environment.
• Valid driver's license.

Responsibilities

• Perform preventive, predictive, and corrective maintenance on industrial HVAC and mechanical systems.
• Troubleshoot and repair AHUs, MAUs, exhaust ventilation, and chilled/hot water systems.
• Monitor and respond to BAS/BMS alarms to maintain continuous facility operation.
• Diagnose HVAC, refrigeration, airflow, and mechanical failures using sound troubleshooting techniques.
• Partner with Electrical, Controls, and Maintenance Technicians to resolve issues.
• Perform equipment inspections and preventive maintenance per schedules.
• Accurately document work in the CMMS.
• Support commissioning, startup activities, and continuous improvement initiatives.
• Maintain OSHA, EPA, NFPA and site safety compliance.
• Provide technical guidance to maintenance team members.

Skills

Troubleshooting

HVAC systems

BAS/BMS

Schematics reading

Preventive maintenance

24/7 operations

Communication

Driver's license

Tools

Siemens BAS

Johnson Controls

Honeywell

Trane

Job description

Position Summary

This position serves as a shift subject matter expert for critical HVAC and mechanical building systems, ensuring maximum reliability, uptime, and performance in a 24/7 manufacturing environment. The successful candidate will possess advanced troubleshooting skills, strong mechanical aptitude, and the ability to respond quickly to system issues affecting facility operations.

Key Responsibilities

• Perform preventive, predictive, and corrective maintenance on industrial HVAC and mechanical systems.
• Troubleshoot and repair:
• Air Handling Units (AHUs)
• Make-Up Air Units (MAUs)
• Exhaust ventilation systems
• Chilled water and hot water systems
• Pumps, motors, VFDs, valves, and associated mechanical equipment
• Monitor and respond to Building Automation System (BAS/BMS) alarms to maintain continuous facility operation.
• Diagnose HVAC, refrigeration, airflow, and mechanical system failures using sound troubleshooting techniques.
• Partner with Electrical, Controls, and Maintenance Technicians to resolve complex equipment issues.
• Perform equipment inspections and execute preventive maintenance activities in accordance with established schedules.
• Accurately document work performed within the CMMS.
• Support commissioning, startup activities, and continuous improvement initiatives.
• Maintain compliance with OSHA, EPA, NFPA, and all site safety requirements.
• Provide technical guidance and support to other maintenance team members when needed.

Required Qualifications

• Minimum5 years of industrial or large commercial HVAC maintenance experience.
• Strong troubleshooting and repair skills on complex HVAC and mechanical systems.
• Experience working with Building Automation Systems (Siemens, Johnson Controls, Honeywell, Trane, or similar).
• Ability to read and interpret mechanical drawings, schematics, and equipment manuals.
• Strong understanding of pumps, motors, bearings, belts, controls, and mechanical equipment.
• Excellent communication and problem-solving skills.
• Ability to work in a fast-paced, 24/7 manufacturing environment.
• Valid driver's license.
• Ability to lift up to 50 pounds and safely perform physical maintenance activities.

Preferred Qualifications

• Industrial manufacturing experience.
• State HVAC Mechanical License or Journeyman certification.
• Experience with predictive maintenance technologies.
• OSHA 30 Certification.
• Familiarity with battery manufacturing, automotive, or other advanced manufacturing facilities.

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