Every mechanical contractor is hiring HVAC technicians, and every one of them is fishing in the same small pond. The techs worth having are already employed, already being texted by three other companies, and rarely reading job boards. Hiring them is less about the posting and more about reaching the right person with the right offer before somebody else does.
Know which technician you are hiring
"HVAC technician" covers at least three different jobs, and candidates know exactly which one they are. A service tech diagnoses and repairs, works alone from a van, and talks to customers all day. An installer runs new systems on construction sites with a crew. A controls or building automation tech lives in software and sequences of operation. Post for the wrong one and the right people scroll past. Decide first whether you need service, install or controls, and say so in the first line of the ad.
The licence and certification floor
EPA Section 608 is the legal minimum for anyone handling refrigerant, so it is a filter, not a selling point. Beyond it, what matters depends on the work: a state or municipal mechanical licence where your market requires one, NATE for service credibility, OSHA 10 or 30 for commercial sites, and manufacturer training for the equipment you actually install. Ask for the certificates you need and no more. Every extra requirement halves the pool.
Where working techs actually look
- Their phone. A short text to a tech who is not looking outperforms any board, because it reaches the people who never search. Name the company, the work, the pay, and ask one question.
- Referrals from your own crew. Techs know techs. A referral bonus paid at ninety days costs less than a week of an open seat.
- Trade schools and apprenticeship programs. For installers and junior service techs, a relationship with the local program beats every board.
- Job boards, for the active minority. Worth posting to, cheaply, with a mobile apply. Not worth building the plan around.
The practical answer is all four at once, from one job record, which is what multi-channel advertising and outreach from a shared talent network are for.
What a competitive offer looks like
Pay is the first sentence, and it should be a real number or range, per hour. After pay, techs weigh the things that shape their day: a company vehicle they can take home, a phone, a tool allowance, on-call rotation that is fair and paid, and whether the dispatching is sane. Continuing education matters to the good ones. A tech who is asked to buy his own gauges and drive his own truck has already heard a better offer.
Three questions that sort the pool
- "Walk me through the last no-cool call you ran." A service tech gives you a diagnostic sequence. An installer describes the equipment.
- "What equipment have you commissioned or started up in the last year?" Names of systems, not brands of ambition.
- "What did your on-call look like, and what would make it better?" You learn how they were treated and what they will tolerate.
These can be asked by text in the first ten minutes of a conversation, before either side has booked a call. The answers, scored against your brief, are a better shortlist than any stack of resumes. If you want a more objective read on the fundamentals, a short skills assessment covering refrigeration cycle, electrical basics and safety takes fifteen minutes on a phone.
Speed is the whole game
A good HVAC tech who replies to a message on Monday and has not heard back by Wednesday has taken another job. Reply within the hour, book the interview from the same thread, and make the offer the same week. Most of that can run without a human until the moment the human matters.
Constructico screens HVAC candidates by text against your brief, books the interview when they say yes, and keeps the conversation in one place. See how it works for HVAC technicians or book a demo.