Building Operating Engineer

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Building Operating Engineer – 1st Shift (Monday - Friday) Position Summary The Building Operating Engineer (1st Shift) is responsible for maintaining the safe, efficient, and reliable operation of all base building systems throughout One Main Place while delivering exceptional customer service to tenants.

This position serves as one of the primary engineering contacts for tenant service requests, performing preventative maintenance, troubleshooting building systems, and responding to operational issues that affect occupant comfort and building performance. The role requires strong technical knowledge, excellent communication skills, and a customer-focused approach.

Essential Duties and Responsibilities Respond promptly and professionally to tenant service requests, ensuring timely resolution and a high level of customer satisfaction. Troubleshoot HVAC, plumbing, electrical, lighting, and other building-related issues affecting tenant spaces. Perform preventative maintenance and corrective repairs on base building mechanical, electrical, plumbing, and life safety systems.

Monitor building performance through the Building Automation System (BAS) and make operational adjustments to maintain occupant comfort and energy efficiency. Perform routine inspections of tenant floors, common areas, mechanical rooms, rooftops, and equipment spaces to identify deficiencies.

Operate and maintain: Air handling units (AHUs) VAV systems Fan coil units Exhaust and ventilation systems Domestic water systems Electrical distribution equipment Lighting systems Fire and life safety systems Coordinate with property management regarding tenant concerns, scheduled maintenance, and building events.

Work closely with vendors and contractors performing maintenance, repairs, and tenant improvement projects. Complete assigned work orders while maintaining accurate documentation of labor, materials, and completed work. Assist with after-hours emergency response for mechanical, electrical, plumbing, and life safety issues as required. Support seasonal equipment changeovers and scheduled shutdowns.

Maintain clean, organized mechanical rooms, shops, and equipment spaces. Follow all company safety policies and OSHA requirements. Qualifications Minimum 3–5 years of experience as a Building Engineer, Operating Engineer, or Maintenance Engineer in a commercial office environment. Experience responding to tenant service requests.

Strong working knowledge of HVAC, electrical, plumbing, lighting, and building automation systems. Ability to diagnose and repair building equipment with minimal supervision. Strong customer service and communication skills. Ability to prioritize multiple service requests in a fast-paced environment. Experience using computerized maintenance management systems (CMMS).

Working knowledge of Microsoft Office applications. Ability to read mechanical, electrical, plumbing, and architectural drawings. Licenses & Certifications (Preferred) EPA Universal CFC Certification HVAC, electrical, or mechanical certifications OSHA 10 or OSHA 30 Stationary Engineer License (if applicable) Physical Requirements Ability to stand and walk for extended periods during shift hours.

Ability to climb stairs and ladders and access mechanical rooms and rooftops. Ability to lift and carry up to 50 pounds. Ability to work in varying environmental conditions typical of a central plant and high-rise facility. Work Environment Frequent interaction with tenants, property management, contractors, and vendors.

Daily travel throughout the building, including occupied office spaces, mechanical rooms, rooftops, and loading dock areas. Fast-paced environment requiring excellent customer service, sound technical judgment, and the ability to respond effectively to changing priorities. This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.

Location: On-site –Dallas, TX Job Tags: Building Automation Systems If this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table!

Personalized benefits that support personal well-being and growth: JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health.

Some of these benefits include: 401(k) plan with matching company contributions Comprehensive Medical, Dental & Vision Care Paid parental leave at 100% of salary Paid Time Off and Company Holidays Early access to earned wages through Daily Pay At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities.

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