Sr Contamination Control Engineer

ASML•Wilton, CT

About The Position

At ASML, technology enables the world’s leading semiconductor manufacturers to produce smaller, faster, and more powerful chips. The Senior Contamination Control Engineer helps protect the cleanliness and precision needed to manufacture advanced semiconductor equipment by developing and improving processes that reduce particle and molecular contamination in a complex manufacturing environment. The role combines hands-on technical problem solving with process development, data analysis, and continuous improvement to support manufacturing performance, new product introductions, equipment readiness, and the reliability of production processes. The engineer serves as a technical expert in contamination control and cleaning processes, partnering with engineering, manufacturing, operations, and quality teams to resolve complex problems and implement sustainable improvements. The position also leads technical initiatives and investigations, develops and qualifies processes for new manufacturing equipment, and mentors colleagues. Candidates must be legally authorized to access controlled technology under the U.S. Export Administration Regulations before beginning work. The role may involve exposure to strong magnetic fields, high voltage, and currents. ASML is an equal opportunity employer and provides reasonable accommodations to applicants and employees with disabilities. The stated current base salary range is $102,375–$150,000. Pay is determined based on factors including job-related skills, education, experience, certifications, abilities, and pay relative to other team members. The posting also contains a separate salary-range statement of $0–$0. Benefits include medical, dental, vision, and basic life insurance; participation in the company 401(k) plan; eight hours of vacation leave per month; and 13 paid holidays per calendar year. New ASML jobs have a minimum application deadline of 10 days.

Requirements

Bachelor’s or master’s degree in chemical engineering, mechanical engineering, manufacturing engineering, or a related technical field.
Five or more years of experience in production engineering, process development, manufacturing engineering, or a related environment involving cleaning and contamination control.
Strong knowledge of cleaning processes and equipment used for particle and molecular contamination detection, measurement, and analysis.
Three or more years of experience leading continuous improvement initiatives.
Three or more years of experience leading technical projects or cross-functional initiatives.
Analytical thinking to identify contamination sources, evaluate data, and determine effective corrective actions.
Ability to solve complex manufacturing problems using structured root-cause analysis and data-driven methods.
Ability to collaborate effectively across engineering, manufacturing, operations, and quality teams.
Ability to communicate technical information clearly to technical partners and business stakeholders.
Ability to use statistical and quality methods such as statistical process control, Pareto analysis, histograms, control charts, and process mapping.
Initiative and ownership in addressing technical challenges and improving manufacturing processes.
Ability to coach and mentor colleagues and promote knowledge sharing and technical development.
Legal authorization to access controlled technology under the U.S. Export Administration Regulations before beginning work.

Nice To Haves

Lean or Six Sigma certification.
Project management certification.
Experience in semiconductor manufacturing, high-tech manufacturing, complex assembly, or cleanroom environments.
Experience with manufacturing execution systems, enterprise resource planning systems, engineering change processes, or product lifecycle management.

Responsibilities

Own and improve particle and molecular contamination testing methods, equipment procedures, recipes, maintenance requirements, and supporting processes.
Lead complex investigations involving contamination, cleaning, process deviations, and manufacturing issues using structured root-cause and problem-solving methods.
Develop structural improvements to increase productivity, efficiency, first-pass yield, and overall process capability while reducing contamination-related defects.
Lead technical initiatives involving new product introductions, equipment investments, capacity planning, continuous improvement, and manufacturing readiness.
Monitor and analyze performance using key performance indicators, statistical process control, Pareto analysis, control charts, and other data-driven quality methods.
Develop and qualify contamination control processes for new manufacturing equipment, including installation, calibration, documentation, and process validation.
Mentor engineers, share contamination control expertise, support technical reviews, and promote consistent problem-solving practices.
Collaborate with engineering, manufacturing, operations, and quality teams to solve problems and implement sustainable improvements.