Senior Equipment Engineer - Dry Strip (Etch)

STMicroelectronics Asia Pacific Pte Ltd; Singapore; On-site; SGD 52,000 - 72,000; Full time

Job summary

STMicroelectronics Asia Pacific Pte Ltd in Singapore is seeking an Equipment/Field Service Engineer to own assigned tools, ensure uptime, and drive maintenance.

You’ll plan preventive maintenance, perform complex troubleshooting, coordinate with vendors, and lead continuous improvement initiatives to reduce costs and improve yield.

The role requires a Bachelor's degree in engineering and at least 2 years in semiconductor equipment, with strong analytical and teamwork skills.

Qualifications

• Bachelor's degree in engineering or equivalent.
• Minimum 2 years of Equipment/Field Service experience in semiconductor.
• Familiar with Trymax, Axcelis, Gasonic or Mattson tools.
• Proactive and adaptable with strong learning agility and ability to work independently.

Responsibilities

• Own and optimize equipment uptime and performance.
• Plan preventive maintenance and lead root-cause analyses for issues.
• Analyze tool logs, SPC data, and wafer maps to correlate conditions with yield.
• Work with process engineers to ensure CD, profile, uniformity, and defectivity goals.
• Drive continuous improvement and cost-reduction projects.
• Create SOPs, document events, and train equipment staff.

Skills

Analytical thinking

Problem solving

Interpersonal skills

Cross-functional teamwork

Learning agility

Education

Bachelor degree in Electrical & Electronics Eng / Materials Science Eng / Chemical Eng

Tools

Trymax

Axcelis

Gasonic

Mattson

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 122 nationalities, present in 40 countries, and comprising over 49,000 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.

Key Responsibilities

1. Equipment Ownership & Uptime

• Serve asprimary owner for assigned tools, such as Trymax, Axcelis, Mattson tools
• Maintain and continuously improveOEE,MTBF, andMTTRtargets.
• Develop and maintainequipment health monitoringandbaseline control(SPC, FDC, fault codes, alarms).
• Drive dailytool performance reviews, documenting issues, actions, and recovery plans.

2. Maintenance & Troubleshooting

• Plan, execute, and optimizepreventive maintenance (PM)activities according to OEM recommendations and fab strategies.
• Performcomplex troubleshootingon electrical, mechanical, vacuum, RF, gas delivery, and software subsystems.
• Leadroot cause analysis (RCA)for chronic and high‑impact issues using structured methods (8D, Fishbone, 5‑Why, etc.).
• Coordinate and supervisevendor field service engineers (FSEs)and/or contractors during major interventions, upgrades, and rebuilds.

3. Process / Equipment Interaction

• Work closely withprocess engineeringto ensure equipment performance supportsCD, profile, uniformity, selectivity, and defectivityrequirements.
• Analyze tool logs, SPC charts, metrology data, and wafer maps to correlate equipment conditions with yield and parametric performance.
• Supportprocess qualifications,chamber swaps,hardware changes, andrecipe releases.

4. Continuous Improvement & Cost Reduction

• Identify and implementimprovement projectsto increase uptime, extend parts lifetime, and reduce operating cost.
• Optimizeconsumables usageandspare parts strategy(buffer stock, repair vs. replace, refurbishment plans).
• Participate in or leadCIP / Lean / Six Sigmaprojects for productivity and quality enhancement.
• Supportcapacity upgrades(chamber additions, throughput improvement, software enhancements).

5. Documentation, Procedure & Training

• Create and maintainstandard operating procedures (SOPs),maintenance procedures, andtroubleshooting guides
• Document allevents, alarms, interventions, and changesin the equipment history system (EHS/CMMS).
• Providetechnical training and coachingto equipment technicians, junior engineers, and shift personnel.
• Ensure compliance withchange managementprocess for hardware, software, and recipe modifications.

6. Safety & Compliance

• Ensure all activities followEHS regulations, company safety rules, and cleanroom protocols.
• Conduct and supportrisk assessments, LOTO procedures, and safety audits for gas, chemical, RF, and high‑voltage systems.
• Support compliance withISO/Automotive/Quality Management Systemsas applicable.

Job Requirements

• Bachelor’s Degree in Electrical & Electronics Engineering, Materials Science Engineering, Chemical Engineering or equivalent
• Minimum 2 years of relevant Equipment / Field Service experience in Semiconductor area
• Familiar with Trymax, Axcelis, Gasonic or Mattson tools
• Proactive and adaptable, with strong learning agility and the ability to work independently with minimal supervision
• Good analytical and creative problem-solving skills with a keen eye to details
• High degree of interpersonal skills and able to work with cross-functional teams
• Knowledge of SPC, FMEA, 8D methodologies.
  

ST is proud to be one of the 17 companies certified as a 2026 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.