Mechanical SME

JLL; Columbus (GA); On-site; USD 95,000 - 135,000; Full time

Benefits offered by this job

401(k) plan with company match

Comprehensive Medical, Dental & Vision

Paid parental leave at 100% of salary

Paid Time Off and Company Holidays

Daily Pay

Job summary

JLL is seeking a Mechanical SME for its Columbus, GA data center operations. You will serve as the technical authority for complex mechanical systems, lead optimization efforts and drive reliability across facilities.

You will mentor technicians, manage critical infrastructure projects, and collaborate with clients and vendors to ensure peak performance and energy efficiency in high-density environments.

Qualifications

• 4+ years of technical experience in building engineering with strong HVAC, plumbing, electrical and production equipment repair/maintenance.
• Experience in Data Centers/Raised Floor Environment.
• Strong customer service and interpersonal skills.
• Universal EPA 608 Certification.
• CRAC (Liebert) maintenance and repair experience.
• Licenses as required by authority having jurisdiction.
• Proficient with Word and Excel.
• 2 years of trades school or documented apprenticeship.

Responsibilities

• Oversee data center HVAC, electrical, and plumbing systems and ensure reliability.
• Apply mechanical engineering principles to improve efficiency and reliability of data centers.
• Develop preventive maintenance schedules and lead root cause analyses for system failures.
• Lead incident management and after-hours support for mechanical plant issues.
• Drive energy efficiency initiatives and integration of green technologies.
• Ensure compliance with ASHRAE/ISO standards and safety protocols.
• Mentor and guide facility technicians and engineers; manage complex projects.
• Coordinate with vendors and stakeholders to optimize system performance.

Skills

HVAC expertise

Data center operations

Customer service

Team mentoring

Education

Trades school apprenticeship

Tools

Building automation systems

CRAC maintenance

Job description

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 peopleand empowering them tothrive, 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.

MechanicalSME, Data Centers

As a Mechanical Subject Matter Expert (SME) at JLL, you will serve as the technical authority and strategic advisor for complex mechanical systems acrossa large hyperscale data center. This specialized role demands deepexpertisein HVAC design, mechanical system optimization, and advanced building technologies while providing consultative support to engineering teams, clients, and project stakeholders. You will lead technical assessments, drive innovation initiatives, andestablishbest practices that enhance system performance, energy efficiency, and operational reliability across multiple facility types.

What your day-to-day will look like:

Critical Systems Management:

• Oversee HVAC, electrical, and plumbing systems specific to data center operations

• Implementandmaintaincritical environment protocols and Method of Procedure (MOP) processes

• Conduct regular performance analyses of facility mechanical and electrical systems

Mechanical Engineering Applications:

• Apply mechanical engineering principles to improve data center efficiency and reliability

• Design and implement coolingsolutionsoptimizedfor high-density server environments

• Analyze and enhance airflow management strategies

Preventive Maintenance and Troubleshooting:

• Develop and execute comprehensive preventive maintenance schedules for all critical infrastructure

• Lead root cause analysis for any system failures or inefficiencies

• Implement corrective actions and system upgrades based on engineering assessments

Incident Management

• Be the first point of contact forservice impacting events involving the mechanical plant.

• Assistthe team in troubleshooting andmitigatingincidents.

• Assistin the creation of root cause analysis (RCAs).

• Be available forafter-hourssupportregardingthe mechanical plant.

• Thisincludes24x7response.

Energy Efficiency and Sustainability:

• Propose and implement energy-saving initiatives to reduce Power Usage Effectiveness (PUE)

• Evaluate and integrate green technologies suitable for data center operations

Compliance and Safety:

• Ensure adherence to industry standards (e.g., ASHRAE, ISO) and local regulations

• Oversee safety protocols and conduct regular safety audits

• Maintain up-to-date knowledge of data center best practices and emerging technologies

Team Leadership and Project Management:

• Mentor and guide a team of facility technicians and engineers

• Manage complex data center infrastructure projects, including expansions and upgrades

Vendor and Stakeholder Management:

• Collaborate with equipment vendors and service providers toensureoptimalsystem performance

• Communicate effectively with executive management on infrastructure status and improvement plans

Physical work requirements and work conditions

• Lifting upto 80 lbs.

• Working from heights.

• Frequently climbing, bending, lifting, kneeling, stooping, and working/extending overhead.

• Working in adverse conditions (i.e., extreme cold, extreme hot).

• Driving forlong periodsof time.

• Climbing a ladder with a300lbweight limit while carrying a tool bag weighing approximately 20 lbs.

• Climbing a ladder up to 30 feet.

• Must be available for Call-in work and perform other duties asrequired.

Desired experience and technical skills -

Required:

• 4+ years of technical experience in building engineering with a strong background in HVAC, plumbing, electrical, and production equipment repair and maintenance

• Experience working in Data Centers/Raised Floor Environment

• Strong customer service and interpersonal skills

• Universal EPA 608 Certification

• CRAC (Liebert) maintenance and repair experience

• Licenses as required by authorityhavingjurisdiction

• Working knowledge of computer applications including Word and Excel

• 2 years of trades school or documented apprenticeship in relevant craft skills

• Valid driver's license

Preferred:

• Expertisein one specific craft area (Electrical, HVAC, Piping/Plumbing, Central Utility Plant Operations, Material Handling Equipment)

• Familiarity with building automation systems and fire/life safety

This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.

This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.

Location:

On-site - Columbus, GA

Personalized benefits that support personal well-being and growth:

• 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

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:

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