Job Openings Mechanical Maintenance Manager

About the job Mechanical Maintenance Manager

Position Title: Mechanical Maintenance Manager

Designation (Business Title): Mechanical Maintenance Manager
Function: Engineering, Maintenance & Utility Services
Department: HS&E
Reports To: Site Head
Superiors Superior: Site Head
Location: Rayong, Thailand

1) Job Purpose

To lead mechanical maintenance and support the execution of mechanical scope during the project and operational phases. This includes ensuring mechanical reliability, managing one-time capital (OTC) and improvement projects, driving statutory compliance, and overseeing plant modifications and expansions in alignment with Thai regulatory requirements and global standards.

2) Dimensions

  • Financial: USD 150 million project

  • Staffing: 2 direct reports

  • Volume: 125 KTPA in Phase-1

  • Customers: Project team during project phase; functional and department heads during operations; vendors and contractors (manpower & materials)

  • Technology: Knowledge of new safety devices, DCS, SAP, continuous manufacturing process, and advanced process/utility equipment

3) Job Context & Major Challenges

Job Context:
The Rayong plant is a greenfield carbon black manufacturing unit requiring high mechanical reliability and statutory compliance. The Mechanical Maintenance Manager plays a critical role in managing end-to-end mechanical functions from installation and commissioning during the project phase to ensuring long-term reliability during operations.

Job Challenges:

  • Leading mechanical commissioning in coordination with design consultants, our clients global engineering team, contractors, and internal stakeholders

  • Managing statutory inspections and certifications with DIW and other authorities

  • Balancing cost, compliance, and reliability in a dynamic regulatory environment

  • Developing local Thai vendors while ensuring quality and timely delivery

4) Principal Accountabilities

Mechanical Maintenance Management (20% post-SOP)

  • Lead planning, scheduling, and execution of preventive, predictive, and corrective maintenance programs for all mechanical equipment

  • Resolve equipment failures using root cause analysis and implement corrective actions

  • Maintain equipment history and performance KPIs in CMMS

  • Coordinate planned shutdowns and turnaround activities

Project Execution Support (45%)

  • Support project phase including design reviews, site execution, mechanical installation, and pre-commissioning

  • Lead installations and punch-list closures

  • Ensure system readiness and compliance with design intent

Asset Integrity & Reliability (10%)

  • Implement reliability engineering practices like RCM, FMEA

  • Ensure compliance with international standards and codes

  • Manage condition monitoring (vibration analysis, thermography, oil analysis, etc.)

Spare Parts Management (5%)

  • Identify critical spares and review consumption monthly

  • Monitor procurement in coordination with Purchase and Stores departments

OTC (CAPEX) Plant Modifications, Expansion & Improvement Projects (5%)

  • Plan and execute CAPEX and improvement projects for efficiency, safety, and compliance

  • Coordinate with engineering, procurement, and finance for timely delivery

  • Ensure compliance with TIS, DIW, and safety norms

Safety & Risk Management (5%)

  • Enforce safety practices such as LOTO and permit-to-work

  • Conduct HAZID, risk assessments, toolbox talks

  • Ensure compliance with OHS and factory safety standards

Team and Vendor Development (5%)

  • Build and mentor a competent team of engineers and technicians

  • Drive training, skill development, and succession planning

  • Develop local vendors and fabricators

Budgeting & Cost Control (5%)

  • Prepare and monitor annual maintenance budgets

  • Drive cost-saving initiatives and optimize spares usage

5) Job Purpose of Direct Reports

To supervise plant-level mechanical maintenance and ensure asset reliability for trouble-free operations.

6) Relationships

Internal (Daily):
Production, Utilities, Projects, EHS, Procurement, Stores Coordination for maintenance, shutdowns, and projects

External:

  • DIW, third-party inspectors, vendors, and fabricators Coordination for inspections, permits, execution, and supplies (on-site or on-call, daily)

  • Contractors and vendors (manpower & materials) Weekly engagement for orders, delivery, and dispute resolution

7) Ideal Persona for the Role

Functional Knowledge and Skills:

  • Proficient in SAP PM or similar CMMS

  • Knowledge of ASME, API, ISO standards and Thai regulations (DIW, TIS, Labor Laws)

  • Familiar with Lean Maintenance, Six Sigma, TPM

  • Strong analytical and decision-making abilities

  • Effective cross-functional and multicultural collaboration

  • Budgeting and spares management experience

  • Experienced in internal and third-party audits

Education & Experience:

  • B.E./B.Tech in Mechanical Engineering (Thai Council of Engineers license preferred)

  • Minimum 10 years of experience in mechanical maintenance and project execution within continuous process industries (carbon black, petrochemical, chemical)

  • Familiarity with Thailand's statutory maintenance framework

Behavioral Skills:

  • Strong communication and interpersonal skills

Miscellaneous Requirements:

  • Willingness to travel and be stationed at project site during project phase

  • Skilled in data analysis

Must-Have:

  • Solid grasp of maintenance budgeting, spares planning, contractor management

  • Experience with mechanical audits (internal and external)

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