Commercial Senior HVAC Service Technician - Four Star Mechanical at Four Star Mechanical, Llc. in Hamilton, OH | Kablio

Role

Description

preventive maintenance

customer service

copper piping

hvac installation

emergency repairs

diagnostics

Perform routine inspections and preventive maintenance
Provide excellent customer service and complete billing paperwork
Work with copper tubing and piping, including cutting, threading, testing, and insulating
Use hand tools, power tools, and test equipment safely
Ensure compliance with safety practices and building codes
Install, maintain, and repair HVAC and refrigeration systems, including boilers, chillers, fans, pumps, valves, thermostats, and motors
Support emergency repairs while on-call
Read and follow blueprints, diagrams, and work orders
Diagnose and fix mechanical and electrical issues

Requirements

refrigerant license

hvac license

brazing license

ddc knowledge

5+ years

driver's license

Must be able to access and work on active construction sites
Bending, kneeling, crouching, and reaching regularly
Fieldwork includes exposure to outdoor weather, heights, mechanical parts, and loud noise
Universal Refrigerant License required
Hydronic or plumbing licenses a plus
HVAC and brazing license required
Must be physically present at job sites as needed
Journeyman HVAC license preferred
Standing and walking for extended periods
Must be able to navigate all areas of job sites
Lifting up to 50 lbs or more
Basic knowledge of direct digital controls (DDC) and network systems (TCP/IP, RS-485)
5+ years of commercial HVAC, plumbing, or refrigeration experience
Valid driver’s license and clean driving record
Overtime and rotating on-call availability (7-day rotations)
Able to be on a rotating on-call schedule

Benefits

Information not given or found

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Founded 1993

Year Established

The company was established in 1993 as a family-owned contractor.

Acquired 2020

Acquisition Date

In May 2020, the company was acquired by Veregy, expanding its national reach.

Over the years, they self-performed intricate process piping, HVAC/R installation, and sheet-metal fabrication for commercial and industrial clients.
Their portfolio spans from prompt emergency service to long-term preventive maintenance and full building retrofits.
They’ve tackled energy-focused projects, including designing efficient systems and conducting LEED-related indoor-air studies.
Today, they function as a one-stop shop offering HVAC, refrigeration, VRF, and building automation across Ohio’s commercial and industrial sectors.

Culture + Values

Four Stars

Commitment to Excellence

Reflects the company's dedication to maintaining high standards in their relationships and services through Safety, Teamwork, Excellence, and Respect.

Mission is to provide optimal solutions in Heating, Cooling, Refrigeration, and Ventilation. Team trained on latest technology and safety practices to enhance customer and employee experience.
Common goal is excellence in customer service and job performance. Technicians trained on latest products and diagnostic techniques.
Understanding mechanical systems builds and maintains customer trust.

Environment + Sustainability

30% Carbon Reduction

Environmental Impact

Reduced carbon footprint through optimized filtration solutions and revised maintenance schedules.

20% Cost Savings

Customer Benefits

Saved customers in contract maintenance costs through innovative filtration solutions.

Intentionally Green: Our goal is to create solutions that help our Customers and the Environment.

Inclusion & Diversity

No DEI strategy or gender‑related statistics publicly available.

Articles

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Company Overview

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