HVAC Service Technician

Sr. HVAC Service Tech – Commercial & Industrial HVAC ServiceSchwenn Services & Contracting, LLC is seeking an experienced Senior HVAC Service Tech to support commercial and industrial HVAC service work across the West Coast Florida / Tampa market.This role is ideal for a senior-level commercial HVAC technician who is confident troubleshooting large-tonnage equipment, chilled water systems, controls, electrical/mechanical issues, and complex field conditions. You will work in commercial-only environments, including active and occupied facilities such as healthcare, government, school board, federal, VA, and secure commercial sites.You will have the opportunity to take ownership of complex service work, support junior technicians, and help deliver safe, professional, high-quality HVAC solutions for long-term commercial clients.Troubleshoot, service, and maintain commercial and industrial HVAC systems.Diagnose and repair large-tonnage HVAC equipment, including equipment rated at 20 tons and above.Maintain, repair, and optimize chilled water systems, chillers, and related mechanical equipment.Interpret electrical and mechanical schematics to diagnose system issues accurately.Troubleshoot variable frequency drives, controls, and related system components.Identify mechanical, electrical, airflow, refrigerant, or controls-related issues and recommend proper corrective action.Support field workflow by coordinating with project managers, foremen, technicians, and other trades.Assist with crane lifts, equipment changeouts, ductwork adjustments, and jobsite logistics when required.Work professionally in active commercial, healthcare, school board, government, federal, and secure facility environments.Mentor junior technicians and support safe, efficient field execution.Maintain accurate service documentation, jobsite communication, and client-facing professionalism.EPA Certification required.Proven experience working directly with commercial or industrial HVAC systems.Experience troubleshooting and servicing large-tonnage HVAC equipment, preferably 20 tons and above.Ability to read and interpret mechanical and electrical schematics.Experience troubleshooting chilled water systems, chillers, VFDs, and related commercial HVAC equipment.Strong field troubleshooting skills across mechanical, electrical, controls, and system performance issues.High School Diploma or GED equivalent.Willingness to travel regionally to service/project sites within the West Coast Florida / Tampa market.Ability to work in active commercial environments, including occupied or sensitive facilities.Must be a team player, willing to help out and assist in other areas as needed.Must be able to meet site-access requirements for government, healthcare, education, and secure commercial facilities, as applicable.Competitive hourly pay based on technical experience.Consistent bi-weekly pay cycle.Access to prevailing wage project opportunities and overtime potential.401(k) retirement savings program with company match.Medical coverage options.Aflac options available.Paid time off and holiday benefits, subject to company policy.Company vehicle, gas card, per diem, or travel support may be available depending on role assignment and project requirements.Professional growth through training, mentorship, and career development opportunities.Uniforms and essential safety equipment provided as applicable.Supportive team culture with long-term career opportunities.Schwenn Services & Contracting, LLC is a commercial mechanical, HVAC, and electrical contractor serving commercial, industrial, government, federal, healthcare, school board, and specialized facility clients across Florida.We are a commercial-only contractor with a strong focus on quality field execution, professionalism, safety, and long-term team development. Our company values tradespeople who take pride in their work, support their crews, and want to build a stable career with a growing organization.Schwenn Services & Contracting, LLC is an Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, sex, pregnancy, gender expression, sexual orientation, parental status, national origin, age, disability, genetic information, political affiliation, military service, or any other status protected by law or regulations. Selection decisions are based on job-related factors.