Mechanical Services Technician - Denver, CO

At Cornerstone Companies, Inc., we know that high-performing properties depend on high-performing mechanical systems. For more than 35 years, we’ve supported growing, multi-state operations across 22 states—providing the infrastructure, leadership, and culture needed for teams to do their best work.

We are seeking a Mechanical Services Technician to join our Facilities Services Group in the Denver, CO area. This role is ideal for a skilled, hands-on professional who takes pride in diagnosing problems, maintaining critical systems, and delivering reliable service that keeps buildings operating at peak performance.

If you enjoy solving mechanical challenges, working independently while being part of a strong team, and knowing your work directly impacts safety and comfort—this role was built for you.

Why Cornerstone?

Our culture is guided by values that show up in real decisions—not just posters on the wall.

Caring
We support our clients, our teams, and the communities we serve by creating safe, comfortable environments.

Creative
We approach mechanical challenges with thoughtful, practical solutions that improve efficiency and performance.

Character
We lead with integrity, accountability, and professionalism—especially when responding to urgent service needs.

At Cornerstone, facilities maintenance is proactive, not reactive. Your work directly impacts operational reliability, tenant satisfaction, and long-term asset performance.

About the Role

The Mechanical Services Technician is responsible for maintaining, repairing, and servicing HVAC and related mechanical systems to ensure optimal functionality and efficiency across assigned properties.

This role plays a critical part in:

Preventative maintenance and system inspections
Mechanical diagnostics and repair
Emergency service response
Efficiency improvement recommendations
Compliance documentation and safety adherence

This position requires strong technical expertise, problem-solving ability, attention to detail, and a commitment to safety and service excellence.

Full-time and part-time opportunities may be available.

Key Responsibilities
HVAC Maintenance & Repair

Perform routine maintenance and inspections on HVAC systems to ensure efficient operation

Diagnose and repair air conditioning units, heating systems, ventilation systems, and related equipment

Execute repairs that minimize downtime and restore system performance quickly

Provide recommendations for system upgrades or replacements to improve efficiency and reliability

Service Response & Coordination

Respond promptly to emergency service requests to minimize disruption for clients

Collaborate with property management teams and other departments to ensure seamless service delivery

Communicate clearly regarding system issues, timelines, and repair status

Documentation & Compliance

Maintain accurate records of all maintenance, inspections, and repair work

Ensure all work complies with industry standards, safety protocols, and company policies

Stay current on emerging HVAC technologies and industry best practices

Additional Responsibilities

Assist with facilities-related projects as needed

Perform other duties as assigned

What We’re Looking For:
Required

High school diploma or equivalent

Experience servicing HVAC and mechanical systems

Strong troubleshooting and diagnostic skills

Knowledge of HVAC safety standards and regulatory compliance

Ability to respond to emergency service needs

Valid driver’s license (if field travel required)

Core Skills & Expertise

Preventative maintenance planning

Mechanical diagnostics and repair execution

Time management and independent work capability

Clear communication with clients and internal teams

Accurate documentation and recordkeeping

Commitment to safety and professional standards

Ability to work independently with little to no direct supervision.

Preferred (but not required)

Industry certifications (EPA, HVAC technical certifications, etc.)

Experience working in commercial or medical office environments

Familiarity with building automation systems

Work Environment

This position involves hands-on mechanical work within commercial properties. The role requires regular interaction with HVAC equipment, mechanical systems, and varying environmental conditions. Technicians may work in mechanical rooms, rooftops, and operational facilities, and must be comfortable responding to urgent service situations as needed.

Why This Role Stands Out

• Direct impact on building performance and occupant comfort
• High-value, skilled technical role
• Opportunity to work across diverse property types
• Stability within a 35 year, multi-state organization
• Values-driven, team-oriented culture
• Opportunities for both full-time and part-time schedules

Ready to Make an Impact?

If you’re a dependable, solutions-focused mechanical professional who takes pride in delivering quality work and keeping systems running at their best, Cornerstone Companies, Inc. is the place for you.

We look forward to connecting with you.

Education and Experience Required:                                                                                           

• High school diploma or equivalent; vocational training or certification in HVAC or mechanical services is preferred.
• Minimum of 2 years of experience in HVAC or mechanical services, with a focus on installation, maintenance, and repair.
• Proven track record of working with a variety of HVAC systems and components in a facilities services environment.

Knowledge, Skills, and Abilities Required:                                                                                  

• Strong knowledge of HVAC systems, including heating, ventilation, air conditioning, and refrigeration.
• Ability to diagnose and troubleshoot mechanical issues efficiently and effectively.
• Proficiency in using diagnostic tools and equipment related to HVAC systems.
• Excellent problem-solving skills and the ability to work independently or as part of a team.
• Strong communication skills to interact with clients, team members, and management.
• Ability to read and interpret blueprints, schematics, and technical manuals.
• Physical ability to perform tasks that may require lifting, bending, and working in confined spaces.
• Valid driver's license and reliable transportation for travel between job sites.

Preferred Qualifications:                                                                                                                

• Five or more years of experience in HVAC or mechanical services, with a focus on installation, maintenance, and repair.

Work Environment:                                                                                                                         

This position requires travel between client locations and work will be performed indoors and outdoors with exposure to the elements.

Salary : $24 - $32