Introduction to the Job: ASML brings together the most creative minds in science and technology to develop lithography machines that are key to producing faster, smaller, and more energy-efficient microchips. We design, develop, integrate, market, and service advanced systems used by customers around the world. As a Mechanical Engineer in Wilton, you will specify, design, develop, realize, integrate, and test modules and tools in close collaboration with cross-functional partners and suppliers. You will deliver solutions within system specifications, cost targets, and project schedules while helping ensure ASML products are competitive, achievable, serviceable, and reliable. Role and Responsibilities: In this role, you will contribute to mechanical engineering deliverables that scale with job grade, from executing defined engineering tasks and supporting senior engineers to owning complex technical scope, coordinating cross-functional work, and leading program-level outcomes. Identify, analyze, document, and manage requirements with traceability, including verification criteria to confirm deliverables meet design intent. Conduct research, feasibility studies, and technical tradeoff analysis to support engineering recommendations and decision-making. Develop mechanical engineering concepts and solutions that meet functionality, performance, cost, compliance, and schedule requirements. Define and communicate specifications, high-level designs, interfaces, and technical documentation to support reviews, approvals, and downstream execution. Support system and product integration by coordinating dependencies, applying configuration management, and enabling smooth project execution. Define and execute validation and test approaches, improve methods and procedures, and ensure qualification evidence supports release readiness. Estimate effort, plan and track work, manage risks and dependencies, and deliver assigned work packages or projects to agreed quality and timelines. Share knowledge through coaching, mentoring, and collaboration as applicable to the job grade and scope of responsibility. Follow EHS policies and proactively identify, communicate, and mitigate safety risks. Education and Experience: Minimum education and experience expectations vary by job grade. A bachelor’s degree in a relevant technical field is required. A master’s degree or PhD is preferred depending on role scope, technical depth, and business need. JG07: BS degree in a technical field and 2+ years of solid experience; MS preferred. JG08: BS degree in a technical field and 5+ years of thorough experience; MS or PhD preferred. JG09: BS degree in a technical field and 8+ years of substantial experience; MS or PhD preferred. Skills: Technical and Functional Skills Requirements, interfaces, and technical specification management: Ability to identify, analyze, document, and manage requirements with traceability, translate them into clear specifications, and align interfaces to support reliable design, integration, and verification. Mechanical engineering solution development: Ability to develop engineering concepts and solutions, make sound technical tradeoffs, resolve issues, and realize designs that meet functionality, performance, cost, compliance, and schedule constraints. Integration, verification, and validation: Ability to plan and execute verification and validation activities, ensure qualification evidence supports release readiness, and support system/product integration through disciplined configuration and traceability. Behavioral and Leadership Skills Drives results: Translates technical goals into clear priorities and delivers committed outcomes with quality and ownership. Collaborates and communicates effectively: Works across disciplines, suppliers, and stakeholders to align expectations and resolve issues. Demonstrates self-awareness: Seeks and applies feedback, adapts approach, and improves collaboration in complex or ambiguous environments. Values differences: Respects and integrates diverse perspectives to strengthen decision quality and inclusive execution. Builds effective teams: Establishes clear goals, roles, accountability, and ways of working while coaching others as applicable. Drives vision and purpose: Connects technical direction to business priorities and helps teams stay focused through ambiguity and change. Other Information: This is a full-time, regular role based on-site in Wilton, CT. Travel may be required up to 10% depending on business needs. Routinely required to sit, walk, talk, hear, use hands to keyboard, handle and feel, stoop, kneel, crouch, twist, reach, and stretch. Occasionally required to move around campus and lift or move up to 20 pounds. Specific vision abilities required include close vision, color vision, peripheral vision, depth perception, and ability to adjust focus. There is potential for exposure to strong magnetic fields, high voltage, and currents. Additional Responsibili