Assistant Chief Engineer

JLL•Round Rock, TX

4d•Onsite

About The Position

As an Assistant Chief Engineer at JLL, you'll be a key partner to Engineering leadership in ensuring the safe, reliable, and efficient operation of complex facility systems and infrastructure. This role combines hands-on technical expertise with day-to-day work coordination, maintenance oversight, and operational escalation responsibilities. At JLL, we are collectively shaping a brighter way—and in this position, you'll do that by supporting critical engineering operations across HVAC and mechanical systems, central utilities, electrical distribution, emergency power, building automation systems, plumbing, laboratory infrastructure, fire and life-safety interfaces, and general facility equipment. We embrace more innovative ways of working, and you'll have the opportunity to apply that mindset while monitoring equipment performance, troubleshooting complex issues, and coordinating planned shutdowns and maintenance activities. You'll also play an important leadership role by providing technical guidance to engineers and maintenance technicians, serving as an escalation resource when the Chief Engineer is unavailable, and fostering a culture where everyone is empowered to thrive. This position is ideal for someone who values operational excellence, takes pride in maintaining mission-critical infrastructure, and wants to advance their career within a collaborative environment.

Requirements

Minimum 5 years of commercial, industrial, or institutional facilities engineering experience
Strong working knowledge of HVAC, electrical, building automation systems, and mechanical systems
Ability to provide technical guidance and support to engineering and maintenance staff
Experience monitoring and troubleshooting facility equipment issues and coordinating maintenance activities
Understanding of safety protocols including LOTO, electrical safety, and related compliance programs
Strong communication skills with the ability to coordinate across teams and serve as an operational escalation resource

Nice To Haves

Technical education or Associate's degree in engineering, facilities management, or related field
Prior lead or supervisory experience in facilities engineering or maintenance operations
Experience with central plant infrastructure and utility systems
Background in laboratory, technology, industrial, or other technically complex facilities
EPA 608 certification or applicable trade certifications
Familiarity with CMMS platforms and engineering documentation including SOPs, MOPs, and EOPs
Experience supporting compliance programs, incident investigations, and corrective action follow-up

Responsibilities

Support daily coordination of engineering operations and maintenance activities, monitoring equipment issues, alarms, active deficiencies, and outstanding maintenance tasks
Provide technical assistance during equipment failures and abnormal operating conditions, supporting central plant, building HVAC, electrical, and controls operations
Assist with assignment and prioritization of daily engineering work, providing technical guidance to engineers and maintenance technicians across shifts
Review preventive maintenance execution and work order quality, verifying that assigned work is completed appropriately and equipment is properly returned to service
Support troubleshooting of recurring equipment issues, root-cause analysis, and corrective action development to improve system reliability
Reinforce JLL and client safety requirements, supporting compliance with LOTO, electrical safety, confined-space, and hot-work programs
Monitor work order completion and documentation quality in the CMMS, supporting equipment record accuracy and engineering reporting