HVAC Service Technician III

Posted Monday, August 31, 2026 at 4:00 AM

Do you want to be part of a team where people intentionally show up for each other without hidden agendas or motives? Are you looking for an organization that is generous with praise and celebrates successes? If you answered yes to both questions, then keep reading!

Generous paid time off benefits, new hires start at 104 hours of PTO + 2 floating holidays, prorated based on date of hire.

We have great benefits starting on your first day - check them out below!

Mon-Fri 7:00am-3:30pm

Mac Lellan HVAC & Mechanical is a division of Mac Lellan Services. We provide a range of services in Industrial and Commercial settings. Our expertise includes Owner Direct Service Projects, Planned Maintenance, Equipment Service, Equipment Repair, Equipment Installation, and Facility Services. Mac Lellan HVAC & Mechanical is Best People, Best Systems, Best Results . W e are one team. We bring people together who share our values:

and help them discover and achieve their potential. We do this by being accountable to each other, being open to new ideas, and taking action to improve conditions, situations, and surroundings. From our Team Members to our President, everyone has a voice  team leads us and shapes our future!

As the HVAC Technician III, you are part of Best People. Your dedication to your craft is clear, and your willingness to help mentor junior level technicians distinguishes you. Capitalizing on your master journey-level experience as an HVAC technician III, you utilize our Best Systems, to inspect, troubleshoot, service, and repair industrial and commercial heating, ventilating, air conditioning, and refrigeration equipment and components, along with chillers, cooling towers, fans, pumps, motors, electrical controls, and associated safety and equipment protection devices.

Because the HVAC Technician II is passionately committed to being the best, you engage our clients daily to grow our business relationships, using your foresight to see potential issues and by delivering timely solutions to avert those same issues to produce Best Results.

• Excellent interpersonal and customer service skills.
• Excellent verbal and written communication skills.
• Excellent organizational skills and attention to detail.
• Excellent time management skills with a proven ability to meet deadlines.
• Ability to prioritize tasks and to delegate them when appropriate.

• 5+ years of progressive, professional experience performing maintenance, service and repair of HVAC systems and equipment for large industrial and commercial customers is required.
• HVAC contractor's license and EPA 608 Certification is preferred.

You can expect a culture where we make each other look great by having each other's back. You can expect a culture where we are transparent as an organization and open with each other, always working as a team to help one another. You can expect a culture where we take our work seriously, but not ourselves. In addition to a great culture, you can expect these great benefits too!

• Medical, Dental, Vision, and Life Insurance Coverage begin on the first day of full-time employment
• Flexible Spending Accounts and Health Savings Accounts available
• 401(k) eligibility the first day of the month after your date of hire, 5% Company Match after 6 months of employment, Company match is immediately vested
• Generous Paid Time Off (PTO) program that includes personal floating holidays
• Paid company holidays
• Professional training opportunities through SECorps Association
• Optional Life Insurance available
• Weekly Pay
• Employee Referral Bonuses - get paid to bring your friends!
• Paid Volunteer Time Off (VTO) for Community Service

• Mac Lellan is proud to be an equal opportunity employer and is committed to maintaining a diverse and inclusive work environment. All qualified applicants will receive considerations for employment without regard to race, color, religion, sex, age, disability, marital status, familial status, sexual orientation, pregnancy, genetic information, gender identity, gender expression, national origin, ancestry, citizenship status, veteran status, and any other legally protected status under federal, state, or local anti-discrimination laws.
• View TheEEO Know Your Rights poster and its supplement.
• Mac Lellan participates in E-Verify. View the E-Verify posters here.

• After a conditional offer of employment, all job applicants at Mac Lellan Integrated Services will undergo testing for the presence of illegal drugs.
• Applicants will be required to submit voluntarily to a urine specimen test at a laboratory chosen by the Company. Any…