Critical Environment Site Manager

Critical Environment Operations Manager – JLL 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. Overview As a Critical Environment Operations Manager, you will lead the operations of mission‑critical facilities where downtime is simply not an option. This strategic leadership role puts you at the helm of data centers, healthcare facilities, laboratories, and other specialized environments requiring precise environmental controls and 24/7 operational excellence. What this job involves This position is ideal for an experienced facilities leader who thrives in high‑stakes environments and is passionate about delivering operational excellence. You will have the opportunity to shape critical operations strategy, mentor talented technical professionals, and make a significant impact on JLL's mission‑critical facilities portfolio. Day‑to‑Day Responsibilities Lead daily operations of critical environment facilities, ensuring continuous performance of building automation systems, power distribution, cooling systems, fire suppression, and security systems that meet stringent client requirements. Supervise and develop a team of facilities technicians, maintenance personnel, and shift supervisors by establishing performance standards, providing technical training, and fostering a culture of safety and operational excellence. Coordinate with engineering teams to implement preventive and predictive maintenance programs that minimize downtime, extend equipment lifecycle, and optimize system reliability. Ensure full compliance with industry standards, regulatory requirements, and client specifications while maintaining detailed documentation of systems, procedures, and incidents. Analyze operational data to identify efficiency improvements and cost reduction opportunities, preparing comprehensive reports on system performance, energy consumption, and maintenance activities for senior leadership and clients. Manage staffing schedules to ensure adequate 24/7 coverage while optimizing labor costs and maintaining high employee satisfaction. Conduct regular risk assessments, develop mitigation strategies for potential disruptions, and oversee emergency response procedures and business continuity planning. Required Qualifications Bachelor's degree in Engineering, Facilities Management, or related technical field, or equivalent combination of education and experience. Minimum 5 years of experience in critical facilities operations with at least 2 years in a supervisory or management role. Strong technical knowledge of mechanical, electrical, and control systems in mission‑critical environments. Demonstrated experience with building automation systems, power distribution, HVAC controls, and emergency power systems. Proven leadership abilities with a track record of successfully managing technical teams in fast‑paced, high‑pressure environments. Excellent problem‑solving skills with ability to make critical decisions quickly and effectively under pressure. Strong verbal and written communication skills for effectively interfacing with clients, vendors, senior stakeholders, and cross‑functional teams. Preferred Qualifications Professional certifications such as Certified Energy Manager (CEM), Facility Management Professional (FMP), Data Center Certified Associate (DCCA), or similar industry credentials. Advanced certifications in critical infrastructure management or data center operations (CDCP, CDCE, or equivalent). Proficiency in computerized maintenance management systems (CMMS) such as Corrigo, Maximo, or similar platforms. Experience with building automation platforms (BAS) and energy management systems. Background in budget management, capital planning, and financial analysis for critical facilities. Experience working in Tier III or Tier IV data center environments or similarly classified critical facilities. Knowledge of ISO standards, ASHRAE guidelines, Uptime Institute standards, and other relevant industry frameworks. Location On‑site – Tempe, AZ Work Shift Standard business hours with on‑call availability for emergency response; flexibility required for 24/7 operational oversight. Visa Sponsorship This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship. Benefits 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. Equal Employment Opportunity Statement Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process – you may email us at View email address on click.appcast.io. Please direct any other general recruiting inquiries to our Contact Us page. Legal and Background Check Information Pursuant to the Arizona Civil Rights Act, criminal convictions are not an absolute bar to employment. Pursuant to Illinois Law, applicants are not obligated to disclose sealed or expunged records of conviction or arrest. Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job‑related convictions will be considered and will not automatically disqualify the candidate. #J-18808-Ljbffr JLL