JLL · 23 hours ago
Critical Environment: Sr. Mechanical Building Engineer
Spartanburg, SC
Full-time
Onsite
Senior Level
5+ years expJLL is a leading company focused on shaping a brighter way for clients and employees. They are seeking a Senior Mechanical Building Engineer to serve as the technical cornerstone for advanced mechanical systems in critical data center environments, overseeing operations, maintenance, and optimization of HVAC systems and other mechanical infrastructure.
CommercialReal Estate
Responsibilities
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 to maintain optimal environmental 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 solutions optimized for high-density server environments and evolving technology demands
Serve as the primary escalation point for Level 1 and Level 2 mechanical issues requiring advanced technical expertise and 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 of cutting-edge technologies
Qualification
Required
Minimum 5 years of hands-on technical experience in critical facility mechanical engineering with expertise in 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 Certification demonstrating expertise in 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 to lift up to 80 pounds, work at heights up to 30 feet, and operate in extreme temperature conditions and confined spaces
Availability for emergency response calls, holiday coverage, and varied schedules as critical operations demand
Preferred
Bachelor's degree in Mechanical Engineering or equivalent technical education with focus on HVAC and building systems
Specialized expertise in 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
Day Shift and Night Shift Available
Company
JLL
We’re a leading professional services firm that specializes in real estate and investment management.
10001+ employees
H1B Sponsorship
JLL has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (60)
2024 (47)
2023 (60)
2022 (68)
2021 (39)
2020 (43)
Funding
Current Stage
Public CompanyTotal Funding
$1.59B2025-11-03Post Ipo Debt· $565.35M
2023-11-08Post Ipo Debt· $400M
2019-05-29Post Ipo Debt· $46.5M
Leadership Team
Christian Ulbrich
President, CEO & Director
Jones Lang LaSalle
Global CEO, Capital Markets and Member
Recent News
Morningstar.com
2025-12-29
2025-12-17
Company data provided by crunchbase