ACE Mechanical Maintenance Engineer

Aster; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Aster Chemicals and Energy Pte. Ltd. is seeking an experienced Maintenance Engineer to lead maintenance execution for static and rotating equipment at our Singapore site.

You will guide specialist contractors, coordinate shutdowns, and support continuous reliability across a high‑value energy and chemicals site. The role requires hands‑on maintenance expertise, strong knowledge of international standards including API, and proven ability to plan, schedule, and supervise contractor work while

Qualifications

• NITEC, Higher NITEC, Diploma, or Degree in Mechanical Engineering, Mechanical Technology, or a related technical discipline.
• At least 5 years of relevant experience for Diploma or Degree holders. Candidates with NITEC or Higher NITEC qualifications should have substantial relevant experience, typically 10 years or more.
• Experience in oil and gas, petrochemical, refining, energy, or other process industries is preferred.
• Hands-on maintenance experience with critical rotating equipment such as compressors, pumps, fin fans, and turbines, and static equipment such as boilers, furnaces, and heat exchangers.
• Working knowledge of relevant international engineering standards and codes, including applicable API standards.
• Experience in maintenance planning and scheduling, contractor supervision, shutdown execution, and computerised maintenance management systems.
• Strong troubleshooting and problem-solving skills, with a sound understanding of HSSE requirements, risk assessment, permit-to-work controls, and safe maintenance practices.

Responsibilities

• Lead planned, corrective, emergency, and shutdown maintenance for static and rotating equipment, ensuring work is completed safely, efficiently, and to the required quality.
• Troubleshoot equipment issues, investigate recurring failures, and implement practical corrective and preventive actions to improve reliability and minimise downtime.
• Supervise maintenance contractors and coordinate manpower, materials, tools, services, permits, and worksite activities to deliver the maintenance schedule.
• Partner with Operations, Engineering, Procurement, planners, schedulers, and contractors to resolve execution challenges and support plant modifications and minor engineering projects.
• Ensure maintenance work complies with statutory requirements, recognised engineering codes, site standards, HSSE controls, risk assessments, permit-to-work requirements, and QA/QC expectations.
• Maintain accurate records in the maintenance management system and drive continuous improvement in equipment reliability, contractor performance, LEAN practices, and cost-effective maintenance execution.

Skills

NITEC / Diploma / Degree qualification

Rotating equipment maintenance

Static equipment maintenance

Maintenance planning & scheduling

Shutdown execution

CMMS / maintenance systems

HSSE & risk assessment

API standards knowledge

Education

NITEC / Higher NITEC

Diploma in Mechanical Engineering or related

Degree in Mechanical Engineering or related

Job description

Select how often (in days) to receive an alert:

Company: Aster Chemicals and Energy Pte. Ltd.

Job Category: Manufacturing

About Aster

Aster is a leading provider of energy, chemical, and infrastructure solutions in Southeast Asia, supplying products and services to various manufacturing industries in both domestic and international markets. It is a Chandra Asri-led joint venture with Glencore. Since Chandra Asri Group’s establishment in 1992, the Group has grown from strength to strength to build its reputation as a reliable growth partner, with strategically well positioned assets in Indonesia and Singapore. The Group’s total asset base includes a refinery with a capacity of more than 300,000 barrels per day with ongoing asset rejuvenation, alongside a 1.1 million metric ton naphtha cracker on Bukom Island, 2.5 million metric tons of downstream chemical assets on Jurong Island, and a 0.9 million metric ton naphtha cracker in Cilegon. The company's business is supported by core infrastructure assets, including energy, electricity, water, jetty, and tank farm facilities. For more information, visit www.aster.com.sg .

Abo ut the Role

Join Aster’s Maintenance team and help keep critical production assets safe, reliable, and available. In this role, you will apply sound engineering judgement to lead maintenance execution for static and rotating equipment, resolve equipment issues, guide specialist contractors, and support shutdowns and improvement work across an integrated energy and chemicals site.

J ob R espo nsibilities

Lead planned, corrective, emergency, and shutdown maintenance for static and rotating equipment, ensuring work is completed safely, efficiently, and to the required quality.

Troubleshoot equipment issues, investigate recurring failures, and implement practical corrective and preventive actions to improve reliability and minimise downtime.

Supervise maintenance contractors and coordinate manpower, materials, tools, services, permits, and worksite activities to deliver the maintenance schedule.

Partner with Operations, Engineering, Procurement, planners, schedulers, and contractors to resolve execution challenges and support plant modifications and minor engineering projects.

Ensure maintenance work complies with statutory requirements, recognised engineering codes, site standards, HSSE controls, risk assessments, permit-to-work requirements, and QA/QC expectations.

Maintain accurate records in the maintenance management system and drive continuous improvement in equipment reliability, contractor performance, LEAN practices, and cost-effective maintenance execution.

Job Require ment s

NITEC, Higher NITEC, Diploma, or Degree in Mechanical Engineering, Mechanical Technology, or a related technical discipline.

At least 5 years of relevant experience for Diploma or Degree holders. Candidates with NITEC or Higher NITEC qualifications should have substantial relevant experience, typically 10 years or more. Experience in oil and gas, petrochemical, refining, energy, or other process industries is preferred.

Hands-on maintenance experience with critical rotating equipment such as compressors, pumps, fin fans, and turbines, and static equipment such as boilers, furnaces, and heat exchangers.

Working knowledge of relevant international engineering standards and codes, including applicable API standards.

Experience in maintenance planning and scheduling, contractor supervision, shutdown execution, and computerised maintenance management systems.

Strong troubleshooting and problem-solving skills, with a sound understanding of HSSE requirements, risk assessment, permit-to-work controls, and safe maintenance practices.

Aster is committed to fair and merit-based employment practices. All applications will be considered based on the requirements of the role, and only shortlisted candidates will be contacted.