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Principal Mechanical Engineer

Waters

US · Posted October 29, 2026

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  • Matlab
  • Solidworks
  • WMS

About the job

Overview

Waters Corporation is always looking to hire outstanding future talent for our company. This is a phenomenal opportunity to gain real-world experience while working at the world's leading specialty measurement company in the field of materials characterization.

Our products have many wide-ranging applications to explore; more can be found at www.tainstruments.com

Global Impact: With operations in over 35 countries and a global team of over 8,000, our work goes beyond the life sciences. We contribute to ensuring the safety of food and water, advancing new materials and technology, including batteries for electric vehicles, aerospace, and semiconductors.

Working in the R&D organization at Waters Material Sciences Division. You will have a unique opportunity to impact a broad range of industries, including Semiconductors, Electric Cars, 3D Printing, Energy Storage and Batteries, Pharmaceutical developments, and Polymers.

You will play a key role in driving innovation and developing concepts for new measurement technologies in material characterization, working with a multidisciplinary team of scientists and engineers.

Using your Mechanical Engineering domain expertise, you will innovate the next generation of Rheology products and apply your engineering experience to support our customers' needs across all WMS product lines.

Through rapid prototyping and concept evaluation, you will close knowledge gaps and retire risks, support priority new product development and research projects, and collaborate across business functions to deliver solutions that meet market and customer needs.

Responsibilities

Conceive and develop mechanical design concepts to meet the customer and business requirements

Prototype and evaluate concepts rapidly, identify risks early, and develop targeted test plans for efficient mitigation and rapid development cycles

Propose and conduct simulations where relevant and perform necessary calculations and justification

Communicate status, results, conclusions, and next steps with clarity, highlighting impact and actionable plans

Drive integration of system components (mechanical, electronics, controls, and coding) into prototypes to meet milestones

Participate and lead design reviews and provide feedback where appropriate in collaboration with a multidisciplinary team

Work with Product management leads on technical ideation strategies and solutions to maintain competitive advantage

Communicate concerns/suggestions/improvements relating to engineering concerns and product life cycle

Ensure full documentation of mechanical design including BOM, drawings, and procedures

Qualifications

Education:

Minimum Bachelor’s Degree, 6-10 years of experience in a research and development or relevant environment

Experience:

Prototype design, test and analysis, ideally in the development of materials characterization and testing instrumentation products and systems

Design and implementation of automation solutions and familiarity with the use of AI tools to accelerate development

Design of Experiments and Root Cause Analysis methodology

Extensive experience with 3D modelling (SolidWorks preferred)

PDM and change process experience

GD&T knowledge and experience

Skills:

Strong interpersonal and technical communication skills

Strong analytical and problem-solving abilities

Organizational skills and the ability to work on multiple projects

Understanding of principles of physics and mechanical engineering disciplines (thermodynamics, structural mechanics and fluid dynamics principles)

Experience in designing for thermal and mechanical stress and reliability, transducer design and operation, basic control principles

Strong Materials Science knowledge and familiar with testing principles and techniques

Proficient in statistical data analysis, technical presentation, and clear communication of results.

Well versed in simulation tools for mechanical and thermal problems, preferably Ansys/Matlab

Proven Design for Manufacturing and some hands-on experience of fabrication/assembly techniques and working with machinists

Please ensure that you will be near the location to which you are applying, as in-person engagement will be required for this role

Company Description

Waters Corporation (NYSE:WAT) is a global leader in life sciences and diagnostics, dedicated to accelerating the benefits of pioneering science through analytical technologies, informatics, and service. With a focus on regulated, high-volume testing environments, our innovative portfolio harnesses deep scientific expertise across chemistry, physics, and biology. We collaborate with customers around the world to advance the release of effective, high-quality medicines, ensure the safety of food and water, and drive better patient outcomes by detecting diseases earlier, managing routine infections, and combating antibiotic resistance. Through a shared culture of relentless innovation, our passionate team of ~16,000 colleagues turn scientific challenges into breakthroughs that improve lives worldwide.

Waters Materials Sciences Division is the part of Waters Corporation that is focused on materials characterization , formerly known as the TA Instruments business. It provides instrumentation, software, and services for understanding how materials behave under thermal, mechanical, and flow conditions to give insights into new material and product capabilities

Diversity and inclusion are fundamental to our core values at Waters Corporation. It benefits our employees, our products, our customers and our community. Waters complies with all applicable federal, state, and local laws. Qualified applicants are considered without regard to sex, race, color, ancestry, national origin, citizenship status, religion, age, marital status (including civil unions), military service, veteran status, pregnancy (including childbirth and related medical conditions), genetic information, sexual orientation, gender identity, legally recognized disability, domestic violence victim status, or any other characteristic protected by law. Waters is proud to be an equal opportunity workplace and is an affirmative action employer. All hiring decisions are based solely on qualifications, merit, and business needs at the time.

Key Words Mechanical CAD SolidWorks Engineer Design Rheology Testing