Technician III - Mechanical Service

Founded in July 2014, GEMCO Constructors is headquartered in Indianapolis, Indiana. As a national mechanical, electrical, plumbing (MEP), building automation systems, and service contractor, GEMCO provides comprehensive design and build solutions across the United States. The company holds engineering and construction registrations, licenses, and certifications in over 30 states, enabling coast-to-coast operations.

About GEMCO

Founded in 2014 and headquartered in Indianapolis, Indiana, GEMCO Constructors is a national mechanical, electrical, plumbing, building automation systems, and service contractor. With licenses and registrations in more than 30 states, GEMCO delivers comprehensive design and build solutions for customers across the United States. Our focus on quality, safety, and innovation makes us a trusted partner in commercial and industrial construction and service.

Position Summary

The Service Technician III – Mechanical Service is a highly skilled HVAC / R professional who works independently with minimal supervision to diagnose, repair, and maintain advanced commercial and industrial heating, ventilation, air conditioning, and refrigeration systems. Based primarily in the Central Indiana region, this role functions as a lead technician, supporting teammates and ensuring equipment performance and efficiency across a wide variety of systems, including boilers, chillers, refrigeration systems, air handling units, hydronic systems, make-up air units, temperature controls, heat pumps, paint booths, and exhaust fans.

Primary Responsibilities and Duties

• Diagnose, repair, and maintain advanced commercial and industrial HVAC / R equipment to ensure optimal performance and efficiency.
• Obtain vendor pricing for repair parts and coordinate with service support on purchasing needs.
• Submit accurate quotes, service tickets, and work orders through the Service Field App in a timely manner.
• Enter detailed and accurate equipment, site, material, and customer information into the Service Field App.
• Communicate professionally with customers on-site, providing clear explanations and updates.
• Maintain effective communication with dispatch and service support teams.
• Assist teammates by providing in-person or remote diagnostic and repair support.
• Perform additional duties as assigned by dispatch or management.

Traits and Competencies

Physical Demands

Why GEMCO?

Join a nationally recognized contractor where your expertise and leadership make a direct impact. GEMCO offers competitive pay, comprehensive benefits, and opportunities for career growth within a safety-first, team-focused environment.

We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, protected veteran status or other characteristics protected by law.