Boiler Technician -Experienced HVACR Professional

Controlling Systems; Denver (CO); On-site; USD 60,000 - 80,000; Full time

Benefits offered by this job

401(k)

Competitive salary

Dental insurance

Health insurance

Paid time off

Career advancement opportunities

Vision insurance

Job summary

A heating and air conditioning service provider in Denver is seeking an experienced Boiler Technician. The role involves performing diagnostics, maintenance, and repairs on both residential and light commercial boiler systems. Candidates must have at least 3 years of experience, EPA certification, and strong technical expertise in hydronic heating. The position offers competitive hourly pay, a company vehicle, and career advancement opportunities.

Qualifications

• Minimum 3 years of verifiable boiler service experience (residential and/or commercial).
• Must be capable of working in varied environments (indoor/outdoor, confined spaces).
• EPA Universal Certification required; manufacturer certifications desirable.
• Valid driver’s license with clean driving record and insurability.

Responsibilities

• Perform diagnostic, repair, and maintenance work on boiler systems.
• Conduct combustion analysis for safety and efficiency.
• Troubleshoot hydronic components such as pumps and valves.
• Mentor junior technicians on boiler operations.
• Document all work performed and communicate with customers.
• Collaborate with other departments to support IAQ, Installation, and Electrical projects as needed.
• Accurately document all work performed and communicate effectively with customers and management.
• Identify opportunities for system upgrades, service agreements, and energy improvements.

Skills

Technical expertise in hydronic heating

Communication skills

Attention to detail

Dependability

Independent work

Education

Formal HVACR or Boiler Training Program

EPA Universal Certification

Manufacturer certifications

Tools

Manufacturer certifications (Lochinvar, Burnham, etc.)

Job description

Benefits

• 401(k)
• Competitive salary
• Dental insurance
• Health insurance
• Opportunity for advancement
• Paid time off
• Vision insurance

About Us

Controlling Systems is a leader in heating, air conditioning, electrical, and solar services in the Denver Metro and surrounding areas. We take pride in delivering top-quality workmanship, excellent customer service, and a team-oriented work environment. We don’t just fix systems — we create comfort and build trust.

Position Overview

We are seeking an experienced Boiler Technician to join our Service Department. This is not an entry-level position — it requires proven technical skill, professional judgment, and in-depth knowledge of hydronic and boiler systems.

As a Boiler Technician, you will perform maintenance, troubleshooting, and repairs on residential and light commercial boilers, ensuring safety, reliability, and energy efficiency. This position offers excellent benefits and career growth opportunities.

Responsibilities

• Perform diagnostic, repair, and maintenance work on residential and commercial boiler systems.
• Conduct combustion analysis and make precise adjustments for safety and efficiency.
• Troubleshoot issues with hydronic components such as pumps, valves, piping, and controls.
• Install and commission new boiler systems and associated equipment.
• Mentor and assist junior technicians with boiler operations and service procedures.
• Collaborate with other departments to support IAQ, Installation, and Electrical projects as needed.
• Accurately document all work performed and communicate effectively with customers and management.
• Identify opportunities for system upgrades, service agreements, and energy improvements.

Requirements

• Minimum 3 years of verifiable boiler service experience (residential and/or commercial).
• Formal HVACR or Boiler Training Program completion (2+ years preferred).
• Strong technical expertise in hydronic heating and combustion systems.
• Valid driver’s license with a clean driving record and insurability through company carrier.
• EPA Universal Certification (required).
• Manufacturer certifications (Lochinvar, Burnham, Weil-McLain, Viessmann, etc.) are highly desirable.
• Excellent communication skills and strong attention to detail.
• Must be dependable, safety-conscious, and able to work independently.
• Physically capable of performing work in a variety of environments (indoors/outdoors, confined spaces, rooftops).

What We Offer

• Competitive hourly pay (commensurate with experience).
• Company vehicle, uniforms, and specialty tools.
• Paid training and continuing education opportunities.
• Health, dental, and vision insurance.
• Paid holidays and vacation.
• Career advancement opportunities in a growing company.
• Incentives, rewards, and employee contests.

Join a Team That Values Excellence

If you’re an experienced Boiler Technician ready to take your career to the next level with a company that values quality, teamwork, and integrity — we want to hear from you.

Apply Today: https://sites.google.com/controllingsystemsco.com/csi-application/home