On-Site Facilities Technician – BMS & CMMS

JLL; O’Fallon (MO); On-site; USD 28,000 - 36,000; Full time

Job summary

JLL is seeking a Facilities Maintenance Technician in O'Fallon, MO to maintain and repair mechanical, electrical, HVAC, and plumbing systems across client facilities. You will perform preventive maintenance, inspections, and on-site repairs to keep buildings safe, functional, and efficient, while supporting the Mobile Engineer Services team.

The role requires hands-on skills, a strong safety mindset, and the ability to work with CMMS (Corrigo Enterprise) and basic BMS systems to document work

Qualifications

• High school diploma or equivalent.
• 1–3 years of general building repair and maintenance experience.
• Valid state driver’s license with clean driving record.
• Ability to lift up to 80 lbs and climb ladders up to 30 ft.
• Basic understanding of mechanical, electrical, HVAC, and plumbing systems.
• Must pass background, drug/alcohol, and MVR screening.

Responsibilities

• Perform preventive maintenance and repair work orders on facility systems and components.
• Conduct inspections and report conditions impacting occupancy and operations.
• Interior maintenance including painting, drywall patching, and furniture repairs.
• Replace lighting, clean HVAC coils, change filters and belts.
• Complete hazard assessments and ensure safety compliance.
• Submit receipts and update work orders in CMMS (Corrigo Enterprise).
• Support maintenance of BMS and Card Access systems.

Skills

General building repair

Customer service

Interpersonal skills

Teamwork

Education

High school diploma

Trade school certification

Tools

Corrigo CMMS

BMS knowledge

Job description

JLL is seeking a Facilities Maintenance Technician in O'Fallon, MO to maintain and repair mechanical, electrical, HVAC, and plumbing systems across client facilities. You will perform preventive maintenance, inspections, and on-site repairs to keep buildings safe, functional, and efficient, while supporting the Mobile Engineer Services team.

The role requires hands-on skills, a strong safety mindset, and the ability to work with CMMS (Corrigo Enterprise) and basic BMS systems to document work