[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All STMicroelectronics jobs](https://jobs.opennash.com/companies/stmicroelectronics/) · [Search jobs](/search/) STMicroelectronics · Singapore # Maintenance Engineer, Diffusion Singapore Skilled Trades & Maintenance Listed on STMicroelectronics’s official careers site. Listed as of October 18, 2026. Check that it is still open and apply there. [Apply on STMicroelectronics’s careers site →](https://stmicroelectronics.eightfold.ai/careers/job/563637170633695) [OpenNash Jobs](https://jobs.opennash.com/) / [STMicroelectronics](https://jobs.opennash.com/companies/stmicroelectronics/) / Maintenance Engineer, Diffusion ## Job description OUR STORY At STMicroelectronics, we believe in the power of technology to drive innovation and make a positive impact on people, businesses, and society. As a global semiconductor company, our advanced technologies and chips form the hidden foundation of the world we live in today. When you join ST, you will be part of a global business with more than 115 nationalities, present in 40 countries, and comprising over 50,000 diverse and dedicated creators and makers of technology around the world. ### Developing technologies takes more than talent it takes amazing people who understand collaboration and respect. People with passion and the desire to disrupt the status quo, drive innovation, and unlock their own potential. Embark on a journey with us, where you can innovate for a future that we want to make smarter and greener, in a responsible and sustainable way. Our technology starts with you. YOUR ROLE The Equipment Maintenance Engineer is responsible for supporting, optimizing, and improving production equipment and related systems to ensure high availability, reliability, safety, and performance. The role typically involves troubleshooting equipment issues, driving corrective and preventive actions, supporting installation and qualification activities, and contributing to continuous improvement initiatives. ### Key Responsibilities - Support the operation, maintenance, and optimization of manufacturing equipment - Troubleshoot equipment failures, downtime, and process-related issues - Analyze equipment performance data and identify root causes of recurring problems - Define and implement corrective and preventive actions to improve reliability and productivity - Support equipment installation, commissioning, relocation, and qualification activities - Collaborate with production, maintenance, process, quality, and industrial teams - Participate in equipment spare parts strategy and maintenance planning - Contribute to equipment upgrades, modifications, and obsolescence management - Ensure equipment complies with safety, quality, and regulatory requirements - Prepare technical documentation, procedures, reports, and improvement proposals - Support continuous improvement projects such as yield, cycle time, OEE, and cost reduction - Provide technical guidance and support to technicians or junior engineers when required ### Required Qualifications - Bachelor’s degree in engineering or a related technical field - Experience in equipment engineering, maintenance - Strong troubleshooting and analytical skills - Good knowledge of mechanical, electrical, pneumatic, hydraulic, or automation systems - Ability to work in a production environment and handle multiple priorities - Good communication, teamwork, and problem-solving skills ### Preferred Qualifications - Experience in semiconductor, electronics, or high-volume manufacturing environments - TEL Furnace or other Diffusion Furnace Maintenance experience highly preferred - Equipment performance real time monitoring through sensors via micro-controllers (eg. STM32) / Raspberry Pi computers as part of FDC (Fault Detection Control) - Familiarity with equipment qualification, preventive maintenance, and reliability tools - Knowledge of Lean Manufacturing, TPM - Exposure to statistical analysis and root cause analysis methodologies ST is proud to be one of the 17 companies certified as a 2025 Global Top Employer and the first and only semiconductor company to achieve this distinction. ST was recognized in this ranking thanks to its continuous improvement approach and stands out particularly in the areas of ethics & integrity, purpose & values, organization & change, business strategy, and performance. At ST, we endeavor to foster a diverse and inclusive workplace, and we do not tolerate discrimination. We aim to recruit and retain a diverse workforce that reflects the societies around us. We strive for equity in career development, career opportunities, and equal remuneration. We encourage candidates who may not meet every single requirement to apply, as we appreciate diverse perspectives and provide opportunities for growth and learning. Diversity, equity, and inclusion (DEI) is woven into our company culture. To discover more, visit st.com/careers. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Jul 16, 2026 - Last checked: Oct 18, 2026 - Listed for: 94 days - Location: Singapore[Apply on STMicroelectronics’s careers site →](https://stmicroelectronics.eightfold.ai/careers/job/563637170633695) ## More jobs at STMicroelectronics ### [Assistant Maintenance Engineer (12hrs Rotating Shift)](https://jobs.opennash.com/companies/stmicroelectronics/jobs/bdefcad8c4cc2869f448/) Singapore ### [Assistant Maintenance Engineer (RDL/NIPD Team)](https://jobs.opennash.com/companies/stmicroelectronics/jobs/b3cb9e16026a3d8a86de/) Singapore ### [Assistant Maintenance Engineer - (Implant) (12hrs Rotating Shift)](https://jobs.opennash.com/companies/stmicroelectronics/jobs/f99c8732729874917c80/) Singapore ### [Assistant Maintenance Engineer for AMHS (12H Rotating Shift)](https://jobs.opennash.com/companies/stmicroelectronics/jobs/0165d7ecb613d84acc52/) Singapore ### [Assistant Maintenance Engineer-(WETS) (12hrs Rotating Shift)](https://jobs.opennash.com/companies/stmicroelectronics/jobs/13cada59737747769dd0/) Singapore ## Similar jobs at other companies ### [Technician / Senior Technician - Line Maintenance / Preventive Maintenance](https://jobs.opennash.com/companies/infineon-technologies/jobs/f936d560ad16938c9be1/) Infineon Technologies · Singapore ### [Semiconductor Shift Maintenance Engineer or Technician - Diffusion 80 – 100% (f/m/d)](https://jobs.opennash.com/companies/hitachi/jobs/a1fb6239b3cebcf0f4dd/) Hitachi · Lenzburg, AG, Switzerland ### [Semiconductor Maintenance Technician – Diffusion Quartz & PM Machinist](https://jobs.opennash.com/companies/nxp-semiconductors/jobs/13b4576974219271d7be/) NXP Semiconductors · Chandler ### [Sr Engineer, Process Engineering (Diffusion)](https://jobs.opennash.com/companies/globalfoundries/jobs/56d95d001edcb7c36871/) GlobalFoundries · Singapore ### [Engineer/ Sr Engineer Process Engineering (Diffusion)](https://jobs.opennash.com/companies/globalfoundries/jobs/25ec434297779f72d28c/) GlobalFoundries · Balik Pulau, Penang, MY [Skilled Trades & Maintenance jobs](/functions/skilled-trades-maintenance/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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