Home Careers Search jobs Senior Proto Engineer Apply Now In a nutshell Location Wilton, CT, US Team Design Engineering and Architecture Work experience 4-9 years, 10-15 years Educational background Physics Computer Science Mechanical Engineering Electrical Engineering Mechatronics Other technical backgrounds Technical field System Integration and Testing Travel 10% Workplace type On-Site Fulltime/parttime Full time Share this job New Job ID: J-00350993 Introduction to the job Within ASML, the sector of Development & Engineering (D&E) is responsible for the specification and the design of ASML products. The Proto Operations team in the Foundation support the Top and Module integrations with (sub-)system level Test-Rigs; drive the planning of these test activities; report on status and progress; maintain and drive the configurations and needed adjustments to the Test-Rigs; Ensure an integral test-rig roadmap for Wilton D&E. Role and responsibilities As a Proto Engineer you will be part of an interdisciplinary team, of the Foundation Proto Operations team that tests and integrates our systems. Our Wilton prototype modules consists of an intricate network of optics, electronics, mechatronics, and control systems. Your role as a Proto Engineer is key to building a better product though testing, issue identification and resolution, and finding potential design and process improvements. Be expert on Top module and system operations and troubleshooting to optimize uptime availability and minimize downtime. For operating and maintaining test rigs used for design qualification, integration, reliability, and issue resolution. Also contribute towards an optimal design for the complete product and the creation of the product documentation necessary for pilot production. Maintain and operate D&E test rigs for new product qualification, integration and issue resolution Review and contribute to test plans to ensure efficient use of the test rig Ensure test is executed by following test plan and operational procedures Diagnose, troubleshoot and report issues in the module design to improve system performance Execute and/or assist the integration, build in/build out, and troubleshoot activities on test rigs Provide technical support to other D&E engineers, as a generalist Monitor test rig performance within set parameters Keep test rig, hardware and software, configuration up to date Transfer machine status and issue list to next shift, pass down Ensure safe working environment and work according 5S principles Guide + mentor peers, own issues and drive progress on your test rig. Act as the lead proto engineer and is able to support more than one business lines. Able to mentor and train multiple new engineers. Able to influence the weekly plan with the Proto Integrators. Contribute towards test designs Coach within proto ops on safety, quality, and efficiency. Independently prepare, execute and report on issues. Education and experience BS degree in technical field (Mechanical Engineering, Software Engineering, Electrical Engineering, Mechatronics) and 5+ years of experience. MS preferred in relevant technical field. or MS degree in technical field and 3+ years of experience. Or 9+ years of relevant engineering experience Able to work unsupervised with high sense of ownership. Troubleshooting experience with complex systems. Basic knowledge of how different sub-system interacts to other sub-systems. Skills Requirements, Interfaces & Technical Specification Management: Ability to identify, analyze, document, and manage requirements with traceability, translate them into clear specifications, and align interfaces so engineering deliverables meet intent and enable reliable downstream design, integration, and verification 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 within system/module specifications. Integration, Verification & Validation (V&V) Execution: Ability to plan and execute verification and validation, ensure qualification evidence supports release readiness, and support system/product integration by coordinating dependencies and applying disciplined configuration/traceability to deliver working, testable solutions. Drives Results: The ability to translate strategic and technical goals into clear priorities, execution plans, and measurable outcomes, delivering committed results on time and with the right quality by taking ownership, managing trade-offs, removing obstacles, and sustaining momentum across stakeholders and dependencies. Values Differences: The ability to intentionally seek, respect, and integrate diverse perspectives and working styles to strengthen collaboration and decision quality, ensuring all voices are heard and treated equitably, and enabling inclusive execution across cross-functional and mul