Sr. Mechanical Building Engineer - Critical Environment

JLL (Jones Lang LaSalle)

Quick summary

Work type
On-site
Location
Spartanburg, SC
Posted
3 days ago
Closes
Aug 31, 2026

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Salary context

How this pay compares to similar roles

Similar $163k
$110k most similar roles pay here $208k

This listing doesn't post a salary. Most similar roles pay $126,467–$198,875.

Based on 238 similar postings.

Employer

About JLL (Jones Lang LaSalle)

JLL (Jones Lang LaSalle) is a global professional services firm specializing in real estate and investment management, providing services to buyers, sellers, tenants, landlords, investors, and developers. Industry: Commercial Real Estate Services

JLL (Jones Lang LaSalle) currently has 58 open roles on FindRole.

Listed pay typically runs $137,500–$155,000 across 34 roles with salary data.

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At a glance

TL;DR · Sr. Mechanical Building Engineer - Critical Environment

As a Senior Mechanical Building Engineer at JLL in Spartanburg, SC, you will lead the technical operations and maintenance of advanced mechanical systems for critical data center environments. Your responsibilities include overseeing HVAC systems, chillers, cooling towers, and air handling units to ensure optimal environmental conditions, executing diagnostics on complex equipment failures, and implementing sustainable solutions. You will also develop preventive maintenance schedules, analyze system performance data to optimize energy efficiency, and mentor junior engineers. This role requires a minimum of 5 years of hands-on experience in critical facility mechanical engineering, with expertise in HVAC systems and refrigeration compliance certifications. Strong analytical skills, leadership abilities, and the capability to work in extreme conditions are essential for driving operational excellence in large-scale infrastructure projects.

What you'll do

  • Lead comprehensive operations and maintenance of critical mechanical infrastructure including HVAC systems.
  • Execute advanced diagnostics on complex mechanical equipment failures and implement sustainable solutions.
  • Develop and execute preventive maintenance schedules to ensure 100% uptime across all mechanical infrastructure.
  • Analyze system performance data to reduce Power Usage Effectiveness and enhance sustainability.
  • Coordinate complex mechanical infrastructure projects, including upgrades and integration of new technologies.
  • Serve as the primary escalation point for Level 1 and Level 2 mechanical issues requiring advanced expertise.

What we're looking for

  • Minimum 5 years hands-on experience in critical facility mechanical engineering with expertise in HVAC and complex cooling systems.
  • At least 3 years specialized experience in data center environments with advanced technical knowledge of CRAC/CRAH systems and chillers.
  • Current Universal EPA 608 Certification demonstrating expertise in refrigeration and environmental compliance.
  • Strong analytical skills for diagnosing and resolving complex mechanical system challenges.
  • Demonstrated leadership and mentoring experience guiding technical teams to drive operational excellence.
  • Physical capability to lift up to 80 pounds, work at heights up to 30 feet, and operate in extreme temperature conditions.

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