Job Description

Commercial HVAC/R Service Technician

Location / Territory: Ames, Iowa / Central Iowa; approximately 25-mile preferred residential radius for response coverage, with customer sites occasionally farther away. Home daily.

About the Company

Since 1989, Mechanical Comfort, Inc. has built its business around commercial mechanical service and long-term customer relationships. Its capabilities include HVAC/R, plumbing, sheet metal, controls, scientific equipment and planned maintenance, and the company describes itself as a contractor operated by service professionals with a focus on safety, customer satisfaction and excellence.

Role Summary

MCI is hiring an experienced Commercial HVAC/R Service Technician capable of independently diagnosing, repairing and maintaining commercial systems. This role fits a technician who enjoys equipment variety, customer interaction and continued technical growth into areas such as refrigeration, boilers, controls or specialized scientific equipment.

Key Responsibilities

• Diagnose commercial HVAC/R system problems methodically.
• Service and repair commercial rooftop equipment, including larger-tonnage systems.
• Perform planned and preventive maintenance.
• Troubleshoot electrical and controls issues.
• Communicate findings and recommended next steps to customers.
• Complete accurate digital service documentation.
• Track time, parts and follow-up requirements.
• Work independently across an assigned Central Iowa territory.
• Participate in the rotating on-call schedule.
• Maintain safe work practices and a professional customer presence.
• Support refrigeration, boiler/chiller or specialty work according to experience.
• Develop additional technical specialties through company-supported training.

Required Qualifications

• Meaningful commercial HVAC/R service experience.
• Strong troubleshooting and diagnostic fundamentals.
• Ability to independently service commercial HVAC equipment.
• Electrical troubleshooting competency.
• EPA Type II certification.
• Customer-facing communication ability.
• Valid driver's license and acceptable driving eligibility.
• Willingness to participate in the Service on-call rotation.

Preferred Qualifications

• Journey-level credentials.
• Refrigeration experience.
• Boiler and/or chiller experience.
• BAS/controls troubleshooting.
• Experience with multiple commercial equipment brands.
• Laboratory/scientific equipment exposure, including ultra-low or cryogenic refrigeration.

Success Metrics

• Accurate diagnosis with low callback/rework rates.
• Independent handling of assigned commercial service calls.
• Clear customer communication.
• Complete, timely digital documentation.
• Safe, dependable execution.
• Continued expansion of technical capability.

Why Join

• Broad commercial equipment exposure instead of repetitive residential work.
• Opportunity for overtime.
• Rotating on-call schedule currently described as roughly once every six weeks.
• Take-home company vehicle.
• Career paths into controls and specialty scientific-equipment service.
• Company-supported education and technical training.
• Experience-based PTO credit and strong field benefits.
• Home-daily territory with very limited overnight travel.

MCI's website specifically highlights scientific-equipment work involving specialty refrigeration systems such as ultra-low freezers, freeze dryers, sterilizers, centrifuges and fume hoods, providing a distinctive technical-development path for interested HVAC technicians.