Skilled Mechanical Tech: Piping, Ducting & HVAC

Comfort Systems USA, Inc.; Louisville (CO); On-site; USD 42,000 - 70,000; Full time

Job summary

Comfort Systems USA, Inc. is seeking a hands-on Mechanic to support mechanical service and retrofit work, including sheet metal modifications and piping tasks, in mechanical rooms, rooftops, and active job sites.

The role requires experience with flanges, gaskets, valves, and mechanical connections, plus the ability to read drawings and follow job documentation. Travel to construction sites is required; safety policies and PPE usage are essential.

Qualifications

• Demonstrated hands-on experience in mechanical service, piping, HVAC mechanical, plumbing, or industrial maintenance.
• Proper tool use including torque tools.
• Jobsite safety practices and hazard awareness.
• Ability to follow written and verbal instructions and work safely in active job environments.

Responsibilities

• Perform sheet metal modification and installation to support mechanical equipment, ducting interfaces, and field-fit needs.
• Remove and replace pipe gaskets; prepare flange faces, align flanges, and verify proper fit-up and sealing surfaces.
• Complete chiller valve replacements (isolation support, removal/replacement, reassembly, and operational checks per job requirements).
• Install flanged pipe couplings and hardware; torque to specification using appropriate tools and documented torque requirements.
• Execute LOTO: identify energy sources, isolate equipment, apply lockout/tagout devices, and verify zero-energy state per procedure.
• Read and work from job documentation (drawings, specs, work orders) to complete tasks correctly the first time.
• Maintain a clean, safe work area; use PPE; follow all safety policies and jobsite rules.
• Communicate job status, material needs, and field issues to the supervisor/foreman; document completed work as required.
• Use and maintain tools and equipment properly, including torque wrenches and standard mechanical hand/power tools.
• Support troubleshooting and basic mechanical service tasks within your skillset; elevate issues when needed.

Skills

Hands-on mechanical experience

Flanges & gaskets

Torque tools

LOTO

Read drawings/specs

Tools

Torque wrenches

Power tools

PPE usage

Job description

Comfort Systems USA, Inc. is seeking a hands-on Mechanic to support mechanical service and retrofit work, including sheet metal modifications and piping tasks, in mechanical rooms, rooftops, and active job sites.

The role requires experience with flanges, gaskets, valves, and mechanical connections, plus the ability to read drawings and follow job documentation. Travel to construction sites is required; safety policies and PPE usage are essential.