EUV Technical Support Engineer (화성/평택)

Posted:
1/20/2026, 1:04:34 PM

Location(s):
Hwaseong-si, South Korea

Experience Level(s):
Junior ⋅ Mid Level ⋅ Senior

Field(s):
IT & Security

Workplace Type:
Hybrid

**Please write down the module that you want to apply for in the resume.

**지원시 이력서에 희망 모듈을 기재해주시기 바랍니다.

Technical Support Engineer

Introduction to the job


Technical Support Engineer (TSE) Provides technical equipment support to ASML field service engineers and customers by analyzing and solving complex technical equipment problems. Responsible for creating forward looking action plans, both remote and - when needed - in the customer fab to execute complex technical actions. Acts as a diagnostics expert with in-depth equipment knowledge on installed base systems and new products. Responsible for identifying and recognizing structural issues, finding workarounds to mitigate issues and driving structural issue resolution via the corresponding channels in the central organization

• ASML Field Service Engineer와 고객 사이에서 발생하는 복잡한 장비 이슈를 분석·진단하며, 필요 시 원격 또는 고객 Fab 현장에서 기술적 문제를 직접 해결
• 설치된 장비와 신제품에 대한 깊은 장비 이해를 기반으로 하드웨어/소프트웨어 문제를 지원하고, 안정적인 장비 운영을 위한 선제적 액션 플랜을 수립·수행
• 반복적으로 발생하는 구조적 문제를 식별하고, 단기적인 우회 방안을 마련하며, 중앙 조직과 협업해 근본 원인 해결을 주도

Role and responsibilities
•    Provide support to internal and external customers by solving escalated problems and providing information to ensure the optimum machine performance criteria are met in the field
•    Develops and implements solutions to unusual and complex technical problems escalated from field service or by customers. Escalates problems to Equipment support per ASML procedure including complete and accurate data and problem descriptions.
•    Perform data analysis of systems to resolve problems and/or to improve system performance.
•    Escalate problems to GSC and D&E in accordance with ASML escalation process including complete and accurate data and problem descriptions.
•    Perform analysis of structural issues that are identified at our customers and escalate with improvement suggestions to develop structural solutions.
•    Develop and implement solutions to unusual and complex technical problems escalated from field service or by customers

Experience
•    Bachelor's degree or above in an Engineering field or equivalent.
: Electronics, Mechatronics, Mechanical Engineering, Semiconductor, (Applied) Physics related major
• 2-5 years in customer support engineering(Semi or other high-tech industry) *반도체 계측 시스템, 반도체 제조 시스템 또는 반도체 장비 경력 우대
•    Experience in semiconductor service engineering or research

Education
•    BS or Master Degree in an Engineering discipline.
•    Experience should encompass working with and understanding issues in the lithographic semi-conductor manufacturing process
•    Experience in the knowledge of Optics, Electronics, Mechatronics, Computer science and related disciplines or equivalent experience

Personal skills 
•    Fluent English (verbal and written)
•    Clear and effective communication skills
•    Logical / analytical thinking / Data analysis
•    Capable of dealing with a broad range of technical subjects
•    Good at multi-tasking and hands on skills
•    Proactive, self-driven and flexible, Self-learner
•    Strong ownership for solving issues
•    Flexible in working hours and/or work environments
•    Ability to work independently; self-motivated.

Scope of Role / Knowledge

Metrology

  • General knowledge of computer science and algorithm
  • Understand semiconductor process
  • Sensor and optics / alignment and leveling
  • Process knowledge – OVL / Focus / Image
  • Sufficient knowledge to handle MS excel and MS Power point
  • Knowledge in Electronics / Mechanics / Mathematics

Mechatronics
Maintenance / Diagnostic and improve system performance for

  • Reticle Stage / Wafer Stage positioning
  • Reticle Handler / Wafer Handler
  • Air Mount
  • Dynamic issues
  • High voltage electricity
  • Knowledge in Servo control / electric/Electronics / Mechatronics / Robotics / Sensor & Actuator / Pneumatic / MS excel & MATLAB for data analysis

CO2 Laser

  • Analyze EUV CO2 laser system issues and improve CO2 system performance
  • Technical leading for CO2 laser system with Optical path / Alignment / Power
  • Provide solutions of complex technical problem
  • Knowledge in Laser / Optics / Physics / Electronics / Mechanics / Data interpretation / programing

Source / Illumination

  • General knowledge of electronics / optics / sensor & actuator / physics / pneumatic  / MS office (Excel, Power point) / Matlab
  • Troubleshooting, managing and improving performance of
  • Vessel system for tin management with heaters and gas
  • High pressure gas system for Tin droplet generation
  • Plasma generation, optimization and control with vessel camera metrology
  • Collector / Illuminator / Projection optics for EUV power management
  • Dose control

F&T

  • General knowledge of Scanner / Vessel / Vacuum / Water cooling / Gas supply system / Defectivity
  • Temperature control system of Scanner and Source system
  • Maintain operating gas supplies (H2, N2, Ar, XCDA, or etc)
  • Vacuum systems cleanliness and confirmation
  • Awareness of H2 gas safety
  • Data analysis of particle source

Escalation Lead

  • Lead communication with escalation organizations and maintain Service Order priority 
  • Ensure Service Order quality & thoroughness including PCCSIM and back-end call handling 
  • Maintain local escalation WOW and guide stakeholders accountable to escalation procedures 
  • Contribute to make Lean organization by driving team to find the continuous improvement 
  • Request onsite support if necessary 
  • Monitor and report on critical and urgent escalations 
  • Identify lessons learned to prevent future escalations 
  • Assist Fab Team to initiate escalation with Competency Team and/or Escalation Management Office if necessary 
  • Contribute to customer interface to deliver ASML state and to align the expectations 

Please be noted:
The stated job grade in job posting is only target, and the final job grade will be determined through interviews

* ASML 공고간 중복지원은 불가

* 국문, 영문이력서(자유양식)하나의 파일(PDF 혹은 Word)제출

*  Working Location : 화성/평택 

This position requires access to controlled technology, as defined in the United States Export Administration Regulations (15 C.F.R. § 730, et seq.). Qualified candidates must be legally authorized to access such controlled technology prior to beginning work. Business demands may require ASML to proceed with candidates who are immediately eligible to access controlled technology.

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.

Need to know more about applying for a job at ASML? Read our frequently asked questions.

ASML

Website: https://www.asml.com/

Headquarter Location: Veldhoven, Noord-Brabant, The Netherlands

Employee Count: 10001+

Year Founded: 1984

IPO Status: Public

Last Funding Type: Post-IPO Debt

Industries: Commercial ⋅ Electronics ⋅ Hardware ⋅ Industrial ⋅ Industrial Manufacturing ⋅ Machinery Manufacturing ⋅ Manufacturing ⋅ Nanotechnology ⋅ Semiconductor ⋅ Software