The Integrated Solution Business (ISB) Group of MKS Instruments is growing very rapidly with significant strategic investments in the development and fabrication of cutting-edge, high precision optics and opto-mechanical assemblies deployed into high-volume manufacturing and life-science applications. To manufacture these products, ISB is seeking individuals like you to join our team as a Senior Principal Optical Engineer. In this position, you will provide technical leadership in the design and development of complex optical systems by coordinating cross-functional development activities. If you have a passion for working with cutting-edge technology, this is the role for you! What you will do is: + Interpret requirements with customer's inputs and translate system or subsystem requirements into optical design and manufacturing requirements + Conduct optical system modeling and tolerancing analysis with full consideration of alignment process, metrology, system calibrations, opto-mechanical design limitations and manufacturability + Investigate various design and testing options accounting for cost, manufacturability, performance, quality, reliability, and schedule. Provide leadership with well-structured technical recommendations to support the decision process + Lead and participate in feasibility studies, product development, and sustaining activities with cross-functional teams + Follow the design process, including design reviews, part procurement from vendors, testing, integration, and release + Design and implement optical alignment, metrology processes and test/tooling fixtures to achieve targeted optical performance + Develop and execute product verification tests. Troubleshoot subsystems and final systems What you will bring to the team is: + Master’s degree in optical engineering, physics, or equivalent with 10+ years of experience + A good grounding in optics principles and opto-mechanical design is required, and knowledge of lasers is an advantage. + Lens design and optical analysis skills are prerequisites, as well as knowledge of the practical aspects of system alignment, integration, and testing. + A deep understanding of state-of-the-art manufacturing processes and metrology and how to incorporate this into your optical designs + Experience in developing and implementing test procedures and evaluating and selecting appropriate test instrumentation + Hands-on experience in assembling, aligning, and testing optical systems We are interested in a qualified candidate who is eligible to work in the United States. However, we will not be sponsoring work visas for this position, at this time. Compensation and Benefits:Salary Pay Range: $139,200 to $258,600 per year. This range is a good faith estimate of the expected salary range for this position, based on a wide range of factors including qualifications, experience and training, operational and business needs and other considerations permitted by law.  At MKS, it is not typical for an individual to be hired at or near the top of the range for the role. Bonus: This position is eligible for a discretionary annual bonus, in an amount to be determined by MKS [or as applicable]. Benefits: MKS offers a comprehensive benefits package, including health insurance coverage (medical, dental and vision), 401(k) with company match, life and disability insurance, 12 paid holidays, sick time, 15 paid vacation days, [6 weeks fully paid] parental leave, adoption assistance and tuition reimbursement [and for participation in any stock programs, signing bonus, etc.]. MKS is an equal opportunity employer, including disability, veteran status and all categories protected by law. Please review our EOE statements for additional details. #LI-EK1 Globally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to the International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR). Applicants for these positions may need to be “U.S. persons.” “U.S. persons” are generally defined as U.S. citizens, noncitizen nationals, lawful permanent residents (or, green card holders), individuals granted asylum, and individuals admitted as refugees. MKS Instruments, Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply. We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy-related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law. Hiring decisions are based on merit, qualifications and business needs. We conduct background checks and drug screens, in accordance with applicable law and company policies. MKS is generally only hiring candidates who reside in states where we are registered to do business. MKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at: accommodationsatMKS@mksinst.com . 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