About Our Job

With competitive pay, great benefits, and endless opportunities, working for the City and County of Denver means seeing yourself working with purpose — for you, and those who benefit from your passion, skills and expertise. Join our diverse, inclusive and talented workforce of more than 11,000 team members who are at the heart of what makes Denver, Denver.

What We Offer

This is an on-call position, which means it is a part-time, hourly role. This position will work no more than 39 hours per week. New hires are typically brought into the organization at $25.00/hour. This position is eligible to enroll in the City and County of Denver’s 457b retirement plan. This position is not eligible for other additional benefits. On‐call positions may have routine or variable work schedules.

Location & Schedule

In this position you can expect to work on site at Denver International Airport (parking is provided)

Shift/Schedule: This is a part-time position, working a day shift, Monday-Friday
Shifts will accommodate school schedule
Shifts are not guaranteed and are subject to change

Who We Are & What You’ll Do

Since opening on Feb. 28, 1995, Denver International Airport (DEN) has become one of the world’s busiest airports. In 2025, 82,427,962 passengers passed through DEN, making DEN 4th busiest airport in the U.S. and the world’s 10th busiest airport. DEN is Colorado’s primary economic engine, generating $47.2 billion in annual economic impact for the state. At DEN, we are committed to fostering a diverse, inclusive, and equitable workplace. We celebrate individuality and strive to keep Equity, Diversity, Inclusion & Accessibility (EDIA) at the center of all that we do.

Denver International Airport’s HVAC Department is looking for an HVAC Apprentice to work alongside our highly skilled and world-class trades professionals. This team is responsible for all the comfort needs of our airport guests and tenants. Our team works on various issues, from day-to-day preventative maintenance to emergency response repair in various environments.

The City and County of Denver’s Apprenticeship Program with DEN offers several benefits, including:

100% of the costs covered by the City and County of Denver for those with good grades and attendance.
4,000 hours of paid on-the-job training.
Wage increases each year, along with progressive levels of responsibility.
Working with experienced members of the team to gain knowledge of all aspects of the HVAC trade.
Apprentices Must maintain a 2.0 GPA or above during the entire duration of school and adhere to school’s ORI (Other Related Instruction) attendance policy.
After completing 4000 hours in our apprenticeship program, DEN HVAC apprentices earn a State of Colorado endorsed completion certificate.

Key responsibilities include:

Assist in installing HVAC Systems: Support HVAC professionals in installing heating, ventilation, air conditioning, and refrigeration equipment, including ductwork, piping, and wiring.
Perform Routine Inspections: Under the supervision of a senior technician, assist with routine inspections of HVAC systems to ensure efficient operation, identify potential issues, and recommend corrective actions.
Maintain Tools and Equipment: Ensure proper care, maintenance, and inventory of HVAC tools, supplies, and equipment to support job efficiency and longevity.
Record Keeping and Documentation: Accurately document service tasks, maintenance records, and any changes to equipment or system configurations using work order management software.
Assist with System Diagnostics: Learn to diagnose HVAC system malfunctions using tools such as pressure gauges, electrical meters, and refrigerant testing devices under the guidance of experienced technicians.
Support Energy Efficiency Initiatives: Help implement energy-saving upgrades or modifications to HVAC systems, such as retrofitting outdated components with more efficient technologies.
Comply with Environmental Regulations: Learn and adhere to environmental safety protocols, such as proper refrigerant handling, recovery, and recycling, in compliance with EPA regulations.
Participate in Safety Training: Regularly attend safety meetings and training sessions to stay informed of the HVAC field's new procedures and safety standards.
Collaborate with Other Departments: Work with other airport maintenance and operations teams, such as electrical or plumbing departments, to ensure efficient and coordinated support for airport infrastructure.
Shadow Senior Technicians for Skill Development: Continuously seek opportunities to shadow experienced HVAC professionals to gain practical insights into complex systems and advanced repair techniques.
Assist with HVAC System Testing: Use various diagnostic equipment to help conduct tests on HVAC systems to ensure they are functioning correctly after installation or repairs.
Learn About Building Codes and Compliance: Understand and apply local building codes, airport regulations, and compliance standards during HVAC-related work.

What You’ll Bring

We value diversity of ethnicity, race, socioeconomic status, sexual identity, gender, religion, language, ability, and experience and exemplify this through the makeup of our team at all levels. You'll be right at home here if you cultivate strong relationships and push yourself, your work, the people around you and Denver to the next level.

Our ideal candidate has some or all the following experience, skills, and characteristics:

A willingness to learn new skills and grow within an organization
An Interest in the trades industry
An interest in being part of a large organization and contributing to your community

Required Minimum Qualifications

Education requirement: Graduation from high school or the possession of a GED, HiSET or TASC Certificate
Experience Requirement: None
Education/Experience Equivalency: None
Licensures/Certification(s): This job requires driving. A valid driver's license is required at the time of application
Licenses and certifications must be kept current as a condition of employment

Internal Candidates Only: Please note that probationary employees are not eligible to apply to open positions until they’ve successfully passed probation. Please only apply if you have already passed probation.

Application Deadline

To be considered for this position, you must include the following on your job application (upload the attachment(s) to the Resume/CV section on the My Experience tab):

Resume

Applications for this position are accepted on a rolling basis. Please submit your application as soon as possible to ensure consideration.

Additional Information

FBI Background Check: FBI criminal background check is required for all positions at Denver International Airport (DEN). Employees are also required to report any felony convictions and/or moving violations to maintain this clearance and be eligible for continued employment. By position, a pre-employment physical/drug test may be required.

Snow / Emergency Duties: Denver International Airport is a 24/7/365 team operation. If weather conditions warrant or an emergency crisis occurs, all DEN employees can be required to work extended hours and/or shifts.

About Everything Else

Job Profile

CJ2607 Trades Apprentice

To view the full job profile including position specifications, physical demands, and probationary period, click here.

Position Type

Oncall

Position Salary Range

$22.53 - $33.80

Target Pay

$25.00/hour

Agency

Denver International Airport

Redeployment during Citywide Emergencies

City and County of Denver employees may be re-deployed to work in other capacities in their own agencies or in other city agencies to support core functions of the city during a citywide emergency declared by the Mayor.

The City and County of Denver provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, national origin, disability, genetic information, age, or any other status protected under federal, state, and/or local law.

It is your right to access oral or written language assistance, sign language interpretation, real-time captioning via CART, or disability-related accommodations. To request any of these services at no cost to you, please contact Jobs@Denvergov.org with three business days’ notice.

Applicants for employment with the City and County of Denver must have valid work authorization that does not require sponsorship of a visa for employment authorization in the U.S.

For information about right to work, click here for English or here for Spanish.

City and County of Denver

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Trades Apprentice (HVAC ) - Denver International Airport