Assistant Chief Engineer

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

What this job involves: This position supports the Chief Engineer in maintaining and optimizing all building systems and operations at a JLL-managed facility. You'll play a key role in ensuring safety compliance, managing preventative and corrective maintenance programs, and leading hands-on technical work across HVAC, electrical, plumbing, and building envelope systems. This role requires both independent problem-solving abilities and collaborative teamwork to maintain optimal building performance and client satisfaction.

What this job involves: This position supports the Chief Engineer in maintaining and optimizing all building systems and operations at a JLL-managed facility. You'll play a key role in ensuring safety compliance, managing preventative and corrective maintenance programs, and leading hands‑on technical work across HVAC, electrical, plumbing, and building envelope systems. This role requires both independent problem-solving abilities and collaborative teamwork to maintain optimal building performance and client satisfaction.

Your day-to-day tasks will include:

• Assisting the Chief Engineer with reinforcing safety and environmental policies, identifying hazards and risks, and implementing methods to eliminate them
• Performing preventive and corrective maintenance on facility building envelope, mechanical, electrical, plumbing, and other installed systems and equipment
• Monitoring Building Management Systems (BMS), responding to alarms, and diagnosing issues to resolution
• Diagnosing, inspecting, repairing, and maintaining HVAC equipment including refrigeration/air conditioning compressors, boilers, chillers, pumps, CRACs, and fans
• Diagnosing, inspecting, repairing, and maintaining plumbing components such as restroom fixtures, flush valves, water fountains, sinks, drains, water heaters, and piping
• Diagnosing, inspecting, repairing, and maintaining electrical components including lamp and ballast replacement, fixtures, motors, and basic wiring
• Conducting assigned facility rounds proactively and reporting on conditions affecting building appearance, client occupancy, and operations
• Ordering materials to support maintenance of plumbing, electrical, HVAC/controls, and toxic monitoring systems
• Leading knowledge-sharing sessions with team members on HVAC, electrical, plumbing, safety, and tool use

Desired Experience And Technical Skills

Requirements:

• Minimum 5 years of applicable working experience in general building repair and maintenance
• High school diploma or equivalent years of relevant experience
• Knowledge of carpentry, HVAC/controls, plumbing, and electrical systems
• Ability to analyze system operations, determine causes of problems/malfunctions, and take corrective action
• Strong oral and written communication skills with excellent customer service abilities
• Ability to work independently, safely, and make sound decisions in the field
• Physical ability to frequently walk up and down stairs, climb ladders up to 40 feet, and lift 60 lbs. repeatedly
• Ability to create SOPs, EOPs, and MOPs to ensure safe and efficient work completion
• Willingness and ability to support after-hours building activities including shutdown operations
• Participation as a member of the on-site emergency response team

Preferred:

• Experience operating chillers and boilers
• Supervisory experience
• Ability to substitute for Operating Engineers' shifts when needed

Schedule: Monday-Friday, 7:00 AM-3:00 PM
Pay: $45/hour