Introduction to the job
The Manufacturing – YieldStar (YS) Senior Technical Support Engineer plays a critical technical leadership role within YieldStar (YS) manufacturing operations in Linkou, serving as a senior system-level technical authority and issue owner for complex, high-impact, and recurring production disturbances across mature YieldStar (YS) platforms.
The position drives technical assessments, troubleshooting strategies, and technical decision-making under production pressure, while acting as a technical control tower that integrates inputs from Development & Engineering, Manufacturing, and Technical Support teams to enable structured problem-solving, effective escalation handling, and factory-level technical alignment.
Due to the nature of factory operations and escalation support, this role requires participation in rotating shifts, including evening shifts up to 01:00/03:00. Detailed shift arrangements are described in the Other Information – Shift Pattern section below.
Role and responsibilities
Technical Leadership and System-Level Decision Making
Lead YieldStar (YS) -related technical assessments during daily passdown, DRB (Disturbance Review Board), and escalation meetings.
Act as technical decision owner for complex, cross-domain YS system issues under production pressure.
Consolidate technical findings, risks, and recommendations into clear, management-ready conclusions.
Issue Ownership and Escalation Management
Own high-impact, recurring, and long-duration disturbances impacting YS manufacturing output, quality, or delivery.
Coordinate cross-functional resources across Development & Engineering, Manufacturing Engineering, Technical Support Engineers, and Production Engineers.
Identify escalation triggers, risk exposure, containment actions, and prevention strategies to minimize downtime and prevent issue recurrence.
System-Level Analysis and Knowledge Deployment
Perform system-level and structural analysis to identify root causes and systemic gaps.
Drive the development, validation, and deployment of Best-Known Methods (BKM).
Ensure improvements are standardized and sustainably implemented across YS manufacturing lines.
Technical Coaching and Factory Alignment
Provide technical guidance and problem solving methodology coaching to peers.
Support management decision-making through clear, data-driven technical communication.
Ensure technical decisions align with factory targets, quality standards, and long-term YS system robustness.
Cross-Line Integration and Operational Support
Leverage YS manufacturing insights to prevent repeated disturbances across shifts, lines, or factories.
Respond rapidly to customer feedback, quality notifications, and urgent YS-related production issues.
Support factory and business priorities through rapid, structured technical assessments.
Required Qualifications
Bachelor’s degree or above in Engineering or related disciplines.
8+ years of experience in semiconductor equipment, electronics, or precision equipment industries.
At least 5 years of experience as a 2nd-line Technical Support Engineer or in an equivalent technical support role within the semiconductor equipment industry.
Proven experience handling complex troubleshooting, production escalations, recurring disturbances, and cross-functional technical issue resolution in a manufacturing environment.
Experience acting as a technical issue owner, technical focal point, or senior technical contributor for critical production or system-related issues.
Strong ability to structure complex problems, assess risks, and drive technical decision-making under time and production pressure.
Good English communication skills for technical discussions, reporting, and escalation meetings.
Preferred Qualifications
Experience with semiconductor equipment platforms.
Background in 1st-line or 2nd-line technical support, manufacturing engineering, or system-level roles.
Experience handling escalations, recurring disturbances, or long-duration production issues.
Experience leading technical projects, mentoring engineers, or acting as a technical lead is a strong plus.
Familiarity with structured RCA, change management, or continuous improvement initiatives.
Other Information
Shift work:
This role supports multiple manufacturing teams with different shift patterns.
During the interview process, both teams will participate in the evaluation.
Final team placement will be discussed and aligned with the candidate based on mutual fit.
Shift Pattern A team:
Rotating shift covering 7 days per week (7x16), with approximately 50% Day shift (08:00–17:00) and 50% Night shift (16:00–01:00).
Rest days are assigned on a rotating basis and may fall on weekdays or weekends.
Shift Pattern B team:
4 days on / 3 days off rotation
Day shift: 06:00–17:00
Night shift: 16:00–03:00
Shift rotation every three weeks
Built-in and guaranteed days off, including regular weekend time-off, through fixed schedules:
Schedule 1: Sunday–Wednesday (off Thursday–Saturday)
Schedule 2: Wednesday–Saturday (off Sunday–Tuesday)
Business trip: Emergency customer on-site support (around 10%)
Inclusion and diversity
ASML is an Equal Opportunity Employer that values and respects the importance of a diverse and inclusive workforce. It is the policy of the company to recruit, hire, train and promote persons in all job titles without regard to race, color, religion, sex, age, national origin, veteran status, disability, sexual orientation, or gender identity. We recognize that inclusion and diversity is a driving force in the success of our company.
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