60 Delta Mechanical Building Engineer Jobs Hiring Near You

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 engineeringexpertisewith 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'lllead sophisticated troubleshooting initiatives, mentor junior engineering staff, and drive innovative solutions thatoptimizeboth 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 applycutting-edgemechanical 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 professionalexpertise.

What your day-to-day will look like:

• Lead comprehensive operations and maintenance of critical mechanical infrastructure including HVAC systems, chillers, CRAC/CRAH units, cooling towers, and air handling systems

• Oversee complex chilled water systems, pumps, valves, piping networks, and filtration systems tomaintainoptimalenvironmental conditions for mission-critical operations

• Execute advanced diagnostics and root cause analysis on sophisticated mechanical equipment failures, implementing sustainable solutions

• Apply mechanical engineering principles to design and implement cooling solutionsoptimizedfor high-density server environments and evolvingtechnologydemands

• Serve as the primary escalation point for Level 1 and Level 2 mechanical issues requiring advanced technicalexpertiseand critical problem-solving

• Develop and execute comprehensive preventive maintenance schedules that ensure 100% uptime and peak performance across all mechanical infrastructure

• Analyze mechanical system performance data and implement optimization strategies that reduce Power Usage Effectiveness and enhance sustainability

• Mentor and guide junior mechanical technicians and engineers, fostering technical excellence and professional development within the team

• Coordinate complex mechanical infrastructure projects including system upgrades, expansions, and integration ofcutting-edgetechnologies

Required qualifications:

• Minimum 5 years of hands-on technical experience in critical facility mechanical engineering withexpertisein HVAC, plumbing, and production equipment

• At least 3 years of specialized experience in data center or raised floor environments with complex cooling requirements

• Advanced technical knowledge of CRAC/CRAH systems (Liebert preferred), chillers, and comprehensive cooling infrastructure operations

• Current Universal EPA 608 Certificationdemonstratingexpertisein refrigeration and environmental compliance

• Strong analytical and problem-solving capabilities for diagnosing and resolving complex mechanical system challenges

• Demonstrated leadership and mentoring experience with ability to guide technical teams and drive operational excellence

• Excellent verbal and written communication skills for creating technical documentation, training programs, and stakeholder reporting

• Physical capability tolift upto 80 pounds, work at heights up to 30 feet, andoperatein extreme temperature conditions and confined spaces

• Availability for emergency response calls, holiday coverage, and varied schedules as critical operations demand

Preferred qualifications:

• Bachelor's degree in Mechanical Engineeringor equivalent technical education with focus on HVAC and building systems

• Specializedexpertisein Central Utility Plant Operations and advanced building automation systems integration

• Professional mechanical engineering license or industry-recognized advanced technical certifications

• Comprehensive experience with computerized maintenance management systems for large-scale facility operations

• Knowledge of fire and life safety systems integration with mechanical equipment and emergency protocols

• Proven experience with energy management systems and successful implementation of sustainability initiatives that reduce environmental impact

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