JLL
Real Estate
Sr.MechanicalBuildingEngineer-CriticalEnvironment
Neural analysis suggests this role is
optimal for Senior candidates.
“Sr. Mechanical Building Engineer - Critical Environment at JLL. Skills: Mechanical building engineering, Critical environment operations, HVAC systems, Cooling infrastructure. Lead operations and maintenance. Oversee chilled water systems”
What You'll Achieve.
Ensure mission-critical uptime; Achieve operational excellence; Optimize performance; Optimize energy efficiency; Reduce Power Usage Effectiveness; Enhance sustainability
Industry & Context.
Complex mechanical system challenges; Critical problem-solving
Availability for emergency response calls, Holiday coverage, Varied schedules, Lift up to 80 pounds, Work at heights up to 30 feet, Operate in extreme temperatures, Operate in confined spaces
What They're Looking For.
Must Have
Minimum 5 years technical experience, 3 years specialized experience data center, Advanced technical knowledge CRAC/CRAH systems, Current Universal EPA 608 Certification, Analytical and problem-solving capabilities, Demonstrated leadership and mentoring experience, Excellent verbal and written communication skills, Physical capability to lift up to 80 pounds, Work at heights up to 30 feet, Operate in extreme temperature conditions, Operate in confined spaces, Availability for emergency response calls, Availability for holiday coverage, Availability for varied schedules
Nice to Have
Bachelor's degree in Mechanical Engineering, Equivalent technical education, Specialized expertise Central Utility Plant Operations, Advanced building automation systems integration, Professional mechanical engineering license, Industry-recognized advanced technical certifications, Comprehensive experience computerized maintenance management systems, Knowledge of fire and life safety systems integration, Proven experience with energy management systems, Successful implementation sustainability initiatives
What You'll Do.
Lead operations and maintenance
Oversee chilled water systems
Maintain optimal environmental conditions
Execute advanced diagnostics
Implement sustainable solutions
Apply mechanical engineering principles
Design and implement cooling solutions
Serve as primary escalation point
Develop preventive maintenance schedules
Analyze mechanical system performance data
Implement optimization strategies
Mentor junior mechanical technicians
Mentor junior mechanical engineers
Coordinate mechanical infrastructure projects
How You'll Work.
Team & Collaboration
Guide technical teams; Coordinate with stakeholders
Communication Scope
Technical documentation; Training programs; Stakeholder reporting
Process & Methodology
Manage large-scale infrastructure projects
Full Job Description
**JLL empowers you to shape a brighter way**. Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. As a Senior Mechanical Building Engineer at JLL, you will serve as the technical cornerstone for advanced mechanical systems that sustain today's most critical data center and facility environments. This senior-level role combines deep mechanical engineering expertise with hands-on operational leadership, positioning you as the go-to expert for complex HVAC systems, chillers, cooling infrastructure, and environmental control systems. At JLL, we are collectively shaping a brighter way — for our clients, ourselves and our fellow employees, and your technical mastery will be essential in ensuring mission-critical uptime and operational excellence. You'll lead sophisticated troubleshooting initiatives, mentor junior engineering staff, and drive innovative solutions that optimize both performance and energy efficiency. We embrace more innovative ways of working and prioritize opportunities to strengthen and advance your career, providing you with the platform to apply cutting-edge mechanical engineering principles while managing large-scale infrastructure projects. This role offers the perfect blend of technical challenge and leadership responsibility, allowing you to shape the future of critical facility operations while advancing your professional expertise. **What your day-to-day will look like:** * Lead comprehensive operations and maintenance of critical mechanical infrastructure including HVAC systems, chille
Applying for this Sr. Mechanical Building Engineer - Critical Environment role?
Most applicants get filtered before a human reads their resume. See if yours makes the cut.
How to Apply on Workday
- Workday has a multi-step form — save your progress after every section.
- "Apply With LinkedIn" can fail or lose data; manual entry is more reliable.
- Watch for the "Submit for Review" final step — hitting "Save" alone does not submit.
- Job requisition numbers are useful when following up with HR by email.
ANONYMOUS · UNFILTERED
What do employees actually say about JLL?
Real rants from real employees. Read before you apply.