Heating Air Conditioning Service Technician

Benefits

• Short- and long-term disability coverage
• 401K with company contributions
• Paid holidays and paid time off
• Company vehicle and tools provided
• Wellness programs and employee incentives
• Safety gear reimbursement
• Ongoing technical training and manufacturer support
• Technology reimbursement programs

Tiello has partnered with a well-established HVAC services organization supporting commercial and industrial clients across the Southeast. This team delivers high-quality service, start-up, and troubleshooting support for complex HVAC systems
, working closely with contractors, engineers, and factory partners to ensure reliable system performance and long-term customer satisfaction.

HVAC Service Technician will be responsible for diagnosing, servicing, starting up, and maintaining commercial HVAC equipment while delivering exceptional customer support. This role works closely with service leadership, controls teams, and project partners to support both routine service calls and complex system troubleshooting, including building automation controls (BAC) integration.

• Perform service, maintenance, troubleshooting, and repair of commercial HVAC systems
• Support equipment start-ups, commissioning, and warranty‑related service work
• Diagnose mechanical, electrical, and controls‑related issues and recommend corrective actions
• Assist with building automation controls (BAC) troubleshooting, integration, and optimization
• Complete service documentation including work orders, service reports, and warranty information
• Communicate clearly with service leadership, customers, and internal teams regarding system status and repairs
• Follow all safety procedures and ensure service work is completed in compliance with applicable standards
• Participate in on‑call rotations as required
• Maintain professional relationships with customers, contractors, and engineering partners
• Support continuous improvement by providing feedback on equipment performance and service trends

• 5+ years of commercial HVAC service experience
• Strong technical knowledge of HVAC systems, equipment diagnostics, and troubleshooting
• Experience performing equipment start‑ups and field service support
• Familiarity with building automation controls (BAC), including basic diagnostics and field troubleshooting
• Ability to read and interpret technical documentation, wiring diagrams, and mechanical drawings
• Strong communication skills and a customer‑focused mindset
• Proficiency with service software platforms and Microsoft Windows environments
• EPA certification required (Universal preferred)

• Experience supporting complex commercial HVAC systems and mission‑critical environments
• Controls exposure including BMS, BAS, or DDC systems
• Manufacturer training or factory start‑up experience
• Strong time management skills with the ability to manage multiple service calls
• Solutions‑oriented approach and ability to work independently in the field

• Reasonable accommodations may be provided as needed. Typical requirements include:
• Ability to stand, walk, climb ladders, and access rooftops regularly
• Ability to lift up to 50 pounds
• Ability to work in varying environmental conditions
• Professional communication and teamwork skills when interacting with customers and internal teams

Applicants must be authorized to work in the U.S.

Tiello LLC is proud to be an Equal Opportunity Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, or any other characteristic protected by law.

Your Right to Work - In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.