Mechanical Supervisor with (Commissioning Exp preferred)

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.

Industry Focus: Commercial construction, healthcare facilities, educational institutions, or industrial facilities requiring complex mechanical systems coordination.

Location: Rayong/Chonburi

Job Description:

Position Overview:

Seeking an experienced Mechanical Supervisor to oversee mechanical systems installation, maintenance, and operations. Must possess strong technical knowledge, regulatory compliance expertise, and proven ability to manage field operations while ensuring quality and safety standards.

Key Responsibilities:

• Field Supervision - Direct and supervise mechanical crews, contractors, and technicians on-site for HVAC, plumbing, fire protection, and mechanical systems

• Design Review & Understanding - Interpret mechanical drawings, specifications, and engineering plans to ensure proper installation and compliance with design intent

• Quality Inspections - Conduct comprehensive on-site inspections of mechanical work including systems testing, commissioning, and performance verification

• Regulatory Compliance - Ensure all work meets local building codes, mechanical codes, fire codes, and environmental regulations

• Permit Coordination - Interface with local authorities, building departments, and inspection agencies for permit approvals and regulatory inspections

• Progress Reporting - Prepare detailed progress reports, inspection reports, and status updates for project management and clients

• Safety Management - Implement and enforce safety protocols, conduct safety meetings, and ensure OSHA compliance on mechanical work areas

• Problem Resolution - Identify and resolve mechanical system issues, design conflicts, and installation challenges in real-time

• Subcontractor Management - Coordinate and oversee mechanical subcontractors, ensuring work quality and schedule adherence

• Documentation - Maintain accurate records of inspections, tests, warranties, and as-built conditions

• Commissioning Support - Participate in system startup, testing, and commissioning activities

• Client Interface - Communicate with building owners, facility managers, and end users regarding mechanical systems operation

Preferred Qualifications:

• Experience - Minimum 5+ years mechanical supervision experience in commercial, industrial (Manufacturing/Clean Lab), or institutional projects (DC is a plus point)

• Technical Knowledge - Strong understanding of HVAC, plumbing, fire protection, and mechanical systems design and installation//Commissioning Experience is preferred.

• Regulatory Expertise - Thorough knowledge of local mechanical codes, building codes, and inspection requirements

• Reporting Skills - Proven ability to prepare clear, detailed reports for various stakeholders

• Inspection Experience - Experience conducting field inspections and quality control activities

• Leadership - Demonstrated ability to supervise teams and manage multiple mechanical contractors

Preferred Qualifications:

• Mechanical Engineering degree or equivalent technical education

• Associate Engineer License (at minimum)

•Professional licenses (PE, contractor's license) bonus

• Experience with BIM/3D modeling coordination

Location:

If this job description resonates with you, we encourage you to apply even if you don’t meet all of the requirements.  We’re interested in getting to know you and what you bring to the table!

At 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.

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