Assistant Chief Engineer: Building Systems Expert

JLL; Wilmington (DE); On-site; USD 52,000 - 72,000; Full time

Job summary

JLL is seeking a skilled facilities technician to support the Chief Engineer at a JLL-managed Wilmington, DE facility. You will help maintain and optimize building systems, ensure safety compliance, and manage preventive and corrective maintenance across HVAC, electrical, plumbing, and building envelope systems.

Your day includes monitoring the Building Management System, diagnosing and repairing equipment, performing rounds, and coordinating materials.

Qualifications

• Minimum 5 years of applicable working experience in general building repair and maintenance.
• High school diploma or equivalent year of relevant experience.
• Knowledge of carpentry, HVAC/controls, plumbing, and electrical systems.
• Ability to analyze system operations, determine causes of problems, and take corrective action.
• Strong communication skills and customer service mindset.
• Ability to work independently, safely, and make sound field decisions.
• Physical ability to frequently climb stairs, ladders, and lift 60 lbs.
• Willingness to support after-hours building activities including shutdown operations.
• Participation in on-site emergency response team.

Responsibilities

• Assisting the Chief Engineer with safety and environmental policies and risk mitigation.
• Performing preventive and corrective maintenance on building systems and equipment.
• Monitoring Building Management Systems (BMS) and diagnosing alarms.
• Maintaining HVAC equipment including compressors, boilers, chillers, pumps, CRACs, and fans.
• Maintaining plumbing fixtures, piping, and water heaters.
• Maintaining electrical components including fixtures, wiring, and ballasts.
• Conducting facility rounds and reporting conditions affecting appearance and operations.
• Ordering materials to support maintenance needs.
• Leading knowledge-sharing sessions on HVAC, electrical, plumbing, safety, and tools.

Skills

HVAC systems

Electrical systems

Plumbing

Safety & compliance

Troubleshooting

Independent work

Communication skills

Problem solving

Education

High School Diploma or equivalent

Job description

JLL is seeking a skilled facilities technician to support the Chief Engineer at a JLL-managed Wilmington, DE facility. You will help maintain and optimize building systems, ensure safety compliance, and manage preventive and corrective maintenance across HVAC, electrical, plumbing, and building envelope systems.

Your day includes monitoring the Building Management System, diagnosing and repairing equipment, performing rounds, and coordinating materials.