Founded in 2014 and headquartered in Indianapolis, IN, GEMCO Constructors is a national MEP, building automation, and service contractor delivering comprehensive design-build solutions across the United States, with licenses and certifications in 30+ states.

Position Summary

We are seeking an experienced Senior HVAC Technician to serve as a field technical lead on our national service team. In this role, you will take ownership of complex diagnostics, large-scale system installations, and major repairs while serving as the primary mentor and trainer for Level 1 and 2 technicians in the field. This is a hands-on leadership position for a seasoned professional who is as comfortable teaching advanced diagnostic techniques as they are executing them.

What You'll Do

Technical

• Execute complex troubleshooting, retrofits, system startups, and major repairs on chillers, boilers, large refrigeration systems, BAS, PLCs, and custom controls
• Recover, charge, and balance refrigerant systems; diagnose compressors, expansion devices, and control logic
• Complete final connections on split and ductless installs, including brazing, flaring, and power and control wiring
• Serve as on-site technical escalation point; design corrective actions and coordinate root-cause analysis with engineering and management

Leadership & Training

• Provide structured, in-person mentorship and on-the-job training for Level 1 and 2 technicians
• Conduct formal skills evaluations, competency assessments, and performance feedback
• Develop and maintain training materials, SOPs, and field checklists
• Lead crews on complex projects; manage parts and spec orders

Compliance & Safety

• Oversee quality assurance on PMs, installations, and repairs
• Enforce EPA, OSHA, and lockout/tagout protocols at all job sites
• Maintain accurate documentation in work order and training management systems

What You Bring

• Advanced HVAC certification or journeyman-level qualification; 7+ years of relevant field experience
• EPA 608 Universal certification required
• Deep expertise in refrigeration, BAS, VFDs, PLCs, and electrical diagnostics
• Proven training and mentorship experience with ability to conduct formal evaluations
• Valid driver's license; ability to travel nationally per rotation
• Able to lift 50+ lbs., work at heights up to 100 feet, and operate in confined/industrial environments

Benefits

• Medical, dental, and vision insurance
• Life and AD&D (company-provided and voluntary)
• Short- and long-term disability, accident, and critical illness coverage
• Employee Assistance Program (EAP)
• Competitive hourly wage, per diem, and company-paid travel

GEMCO Constructors is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, age, disability, protected veteran status, or any other characteristic protected by law.