Mechanical Maintenance Technician

About Aster 

Aster Chemicals and Energy (Aster) is a leading provider of chemical and energy solutions in Singapore and Southeast Asia. Aster is a joint venture led by Chandra Asri in partnership with Glencore Group. Building on the foundations of Singapore’s first oil refinery, our facilities on Pulau Bukom and Jurong Island serve as the nation’s hub for integrated refining and petrochemical production. Aster Bukom operates a 237,000 barrels per day refinery and a 1.1 million tonne per year ethylene cracker, while Aster Jurong Island produces essential petrochemicals that support industries across the region. 

With over 60 years of heritage, Aster is shaping the future by driving progress and creating new opportunities for our people.  From advancing energy solutions to driving petrochemical innovation, we welcome you to join us in our journey that reflects our commitment to sustainability and operational excellence in an evolving industry landscape. 

Together, we can achieve more—come be a part of it. 

About the job 

Job Responsibilities: 

• Responsible for maintenance on all mechanical static and rotating equipment such as pipeline, pumps, compressors, turbines, hydraulic system, lifting equipment, valves, vessels, tanks, to ensure high plant reliability and equipment integrity. 

• Provides day-to-day hands-on repair of rotating and static equipment. 

• Supervise contractors in executing critical activities such as lifting, welding, equipment repair, alignment, flange tightening on the field to ensure safe and quality work. 

• Drive high standard of personal accountability & performance to deliver the Site & Department goals and target. 

• Mentor and guide the team (mechanical maintenance personnel and contractors) in execution of mechanical related maintenance in the process unit meeting the maintenance targets (HSSE, Meeting Plan, KPIs, Budget, etc.). 

• Support engineer to resolve equipment bad actor. Updated GSAP history and equipment repair status spreadsheet. 

• Provide good documentation to ensure all equipment technical records and drawings are updated to reflect the latest changes. 

• Maintain work requests and records on maintenance works using computerized maintenance management systems, GSAP. 

• Undertake all maintenance activities related to Corrective and Preventive Actions and Management of Change (MOC) activities related to the Production Unit. 

• Individual contributor and team player in collaboration with multiple disciplines, stakeholder and contractors, corporate partners. 

• Compliance to site HSSE standards and requirements, enable a safe place to work, and accountable for all assigned critical activities. 

• Perform duty as Permit Applicant and Permit Verifier for maintenance activities. 

Job requirements: 

• 3-5 years of relevant experience in Construction or Maintenance in oil & gas, chemical/ petrochemical or related industries. 

• Minimum NITEC certification or equivalent is required. 

• Proven ability to diagnose and troubleshoot equipment failures for reliability improvements. 

• SAP (GSAP) knowledge in Maintenance Module is preferred. 

• Experience in field work interfacing and stakeholder’s engagement. 

• Excellent communication, analytical, problem-solving, and troubleshooting skills. 

• Self-motivated with a strong commitment to teamwork and collaboration and managing contractors and vendors. 

• Able to work in Team environment as well as standalone when need arises. 

Work Location: Jurong Island 

We thank you for your interest. Kindly note that only shortlisted candidates will be contacted for a discussion.