Mobile HVAC Engineer – Union Tech, On-Call

CBRE; Appleton (WI); On-site; USD 65,000 - 86,000; Full time

Job summary

CBRE is seeking a Mobile HVAC Union Engineer to deliver advanced maintenance, troubleshooting, and repair services for commercial building systems across client locations.

The role supports the Engineering and Technical Services function, focusing on safe and reliable building operations. You will participate in on-call rotations, diagnose complex issues, and mentor teammates while upholding CBRE's values.

Qualifications

• High School Diploma, GED, or trade school diploma with 4–5 years of job-related experience; combination considered.
• EPA Universal Certification required.
• Strong experience servicing and troubleshooting commercial HVAC equipment (RTUs, split systems, boilers, chillers, cooling towers, air handlers, VAVs, pumps).
• Experience with building automation systems (BAS) and building controls preferred.
• Electrical troubleshooting ability and ability to read technical docs and schematics preferred.

Responsibilities

• Perform advanced preventive maintenance and complex corrective repairs on HVAC systems and building equipment.
• Troubleshoot, diagnose, and restore equipment to minimize downtime.
• Monitor and maintain BAS and overall building performance.
• Inspect HVAC, plumbing, and mechanical systems to ensure operation within specs.
• Utilize multiple trades to complete assigned work.
• Review and complete work orders in CMMS, estimating labor and materials.
• Maintain energy management programs and improve building efficiency.
• Complete maintenance records and technical reports accurately.
• Respond to emergency service calls and coordinate resources to restore operations.
• Provide technical guidance and share expertise with team members.

Skills

HVAC troubleshooting

Electrical troubleshooting

BAS knowledge

Documentation

MS Office

Communication

Organizational skills

On-call rotation

Independent work

Customer service

Education

High School Diploma or GED or trade school diploma

Job description

CBRE is seeking a Mobile HVAC Union Engineer to deliver advanced maintenance, troubleshooting, and repair services for commercial building systems across client locations.

The role supports the Engineering and Technical Services function, focusing on safe and reliable building operations. You will participate in on-call rotations, diagnose complex issues, and mentor teammates while upholding CBRE's values.