Field Mechanical Tech: Piping, Ducting & LOTO

Comfort Systems USA, Inc.; Jeffersonville (IN); On-site; USD 52,000 - 72,000; Full time

Job summary

Comfort Systems USA, Inc. seeks a Mechanic to support mechanical service and retrofit work on live job sites, including sheet metal modifications, piping installations, gasket and flange work, and valve replacements.

The role emphasizes safety, adherence to torque specifications, LOTO procedures, and clear communication with supervisors, with opportunities to work in mechanical rooms, rooftops, and industrial environments. Travel to construction sites is required.

Qualifications

• Demonstrated hands-on experience in mechanical service, piping, HVAC mechanical, plumbing, or industrial maintenance.
• Ability to follow written and verbal instructions and work safely in active job environments.
• Must be able to travel to construction sites as needed.

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

Mechanical service

Piping

HVAC

Plumbing

Industrial maintenance

Tools

Torque wrenches

Job description

Comfort Systems USA, Inc. seeks a Mechanic to support mechanical service and retrofit work on live job sites, including sheet metal modifications, piping installations, gasket and flange work, and valve replacements.

The role emphasizes safety, adherence to torque specifications, LOTO procedures, and clear communication with supervisors, with opportunities to work in mechanical rooms, rooftops, and industrial environments. Travel to construction sites is required.