MKS

Principal Mechanical Engineer

Andover, MA
Full-time
$101,000 - $169,000
Posted Aug 31, 2026

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Skills

Product Management
Supply Chain
Power Distribution
Recruiting

Job description

A Day in the Life at MKS:

As a Principal Mechanical Engineer at MKS Andover , you will partner with R&D, Engineering, Product management, Appl ications , and customers to develop and support vacuum valves .

You Will Make an Impact By:

•Designs and analyzes mechanical systems, equipment and packaging pertaining to gas flow control and measurement

•Initiates & Conducts feasibility studies and testing on new and modified designs

•May direct support personnel in the preparation of detailed design, design testing and prototype fabrication , thus this candidate is responsible to embrace the “Learn Before You Lead” principle

Skills You Bring:

•Bachelor’s Degree in Mechanical Engineering is required .

•8 years of experiences or equivalent combination of education and experiences with flow

•Working knowledge or at least an understanding of gas dynamic principles

•E.g. Ideal Gas Law , Continuity Equation , Bernoulli’s Principle , Shock Waves and Compressibility

•Experience being the lead design engineer though a full phase-gate product development from Concept & Feasibility to Release to Sales . This is inclusive of:

•Working with Marketing on Specification development

•Test Plan generation to validate specifications / new functions (focus on Risk Up Front)

•Cost analysis (inclusive of working with Supply Chain to get quotes)

•Prototype development (MVP)

•Initiating & Leading design reviews

•Overseeing product structuring / mechanical drawings

•Working with Production to flesh out Manufacturing plan

•Working with Reliability (DFMEA, DFX, Life Testing, Qualification)

•Submission of deliverables / reports to Project Manager

•Experience communicating complex topics to a range of technical audiences ( in person or remote )

•Ability to work in a fast paced , customer-first, environment

•Customer-first means priorities can change quickly

•C andidate must be able to shift primary focus while keeping a secondary focus on existing work

Preferred Skills:

•Master's Degree in Engieering is preferred.

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Physical Demands and Working Conditions:

•Perform activities such as sitting, standing, or typing for extended periods of time

•Ability to lift up to 25 lbs.

•Operates in a professional and in a laboratory/manufacturing environment

•Dedication to safety to mitigate hazards that may include handling mechanical and electrical hardware, high voltage, gas, water and heat

Salary Pay Range: $101,000 - $169,000 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.

Bonus: This position is eligible for a discretionary annual bonus, in an amount to be determined by MKS.

Benefits: MKS offers a comprehensive benefits package, including health insurance coverage (medical, dental, and vision), a 401(k) plan with company match, life and disability insurance, 12 paid holidays, sick time, 15 paid vacation days, fully paid parental leave, adoption assistance, and tuition reimbursement. We also provide opportunities for career growth and development within a collaborative and innovative environment.

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 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.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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 .

If applying for a specific job, please include the requisition number (ex: RXXXX), the title and location of the role