Critical Environment Site Manager

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. Critical Environment Operations Manager – JLLWhat this job involves:As a Critical Environment Operations Manager at JLL, you'll 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. You'll oversee sophisticated infrastructure systems, lead high-performing technical teams, and ensure maximum uptime while driving performance optimization and cost efficiency. This position is ideal for an experienced facilities leader who thrives in high-stakes environments and is passionate about delivering operational excellence. You'll have the opportunity to shape critical operations strategy, mentor talented technical professionals, and make a significant impact on JLL's mission-critical facilities portfolio.What your day-to-day will look like: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 requirementsSupervise 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 excellenceCoordinate with engineering teams to implement preventive and predictive maintenance programs that minimize downtime, extend equipment lifecycle, and optimize system reliabilityEnsure full compliance with industry standards, regulatory requirements, and client specifications while maintaining detailed documentation of systems, procedures, and incidentsAnalyze 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 clientsManage staffing schedules to ensure adequate 24/7 coverage while optimizing labor costs and maintaining high employee satisfactionConduct regular risk assessments, develop mitigation strategies for potential disruptions, and oversee emergency response procedures and business continuity planningRequired Qualifications:Bachelor's degree in Engineering, Facilities Management, or related technical field, or equivalent combination of education and experienceMinimum 5 years of experience in critical facilities operations with at least 2 years in a supervisory or management roleStrong technical knowledge of mechanical, electrical, and control systems in mission-critical environmentsDemonstrated experience with building automation systems, power distribution, HVAC controls, and emergency power systemsProven leadership abilities with track record of successfully managing technical teams in fast-paced, high-pressure environmentsExcellent problem-solving skills with ability to make critical decisions quickly and effectively under pressureStrong verbal and written communication skills for effectively interfacing with clients, vendors, senior stakeholders, and cross-functional teamsPreferred Qualifications:Professional certifications such as Certified Energy Manager (CEM), Facility Management Professional (FMP), Data Center Certified Associate (DCCA), or similar industry credentialsAdvanced 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 platformsExperience with building automation platforms (BAS) and energy management systemsBackground in budget management, capital planning, and financial analysis for critical facilitiesExperience working in Tier III or Tier IV data center environments or similarly classified critical facilitiesKnowledge of ISO standards, ASHRAE guidelines, Uptime Institute standards, and other relevant industry frameworksLocation: OnsiteWork Shift: Standard business hours with on-call availability for emergency response; flexibility required for 24/7 operational oversightThis position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.Location:On-site –Tempe, AZIf this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table!Personalized benefits that support personal well-being and growth:JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include:401(k) plan with matching company contributionsComprehensive Medical, Dental & Vision CarePaid parental leave at 100% of salary Paid Time Off and Company HolidaysEarly access to earned wages through Daily PayAt JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing.JLL Privacy NoticeJones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL’s recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.For more information about how JLL processes your personal data, please view our Candidate Privacy Statement.For additional details please see our career site pages for each country.For candidates in the United States, please see a fully copy of our Equal Employment Opportunity policy here.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. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.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.Accepting applications on an ongoing basis until candidate identified.SummaryLocation: Tempe, AZType: Full time