Staff Mechanical Engineer

TSI Incorporated; Shoreview (MN); On-site; USD 140,000 - 155,000; Full time

Benefits offered by this job

Health insurance

401(k) with company match

Paid time off & paid holidays

Life insurance

Professional development opportunities

Job summary

TSI Incorporated is seeking a Staff Mechanical Engineer to lead mechanical activities on projects, modeling complex systems and driving design from concept to launch. You’ll collaborate across engineering, marketing, sales, and production to ensure robust, manufacturable solutions for electronic instruments.

The role requires deep CAD/FEA expertise, optics modeling, and hands-on prototyping with rapid iteration.

Qualifications

• Bachelor’s degree in Engineering, Physics, or similar; master’s degree may substitute.
• 8+ years of product development mechanical engineering experience.
• Extensive hands-on experience with 3D CAD software.
• Proven COMSOL or similar FEA modeling experience.
• Master’s Degree or Ph.D. in Engineering or Physics.
• Experience leading mechanical activities from concept to launch.
• Experience mentoring engineers and leading teams in R&D projects.
• Pro/E Creo and COMSOL experience; Zemax optics modeling.
• Knowledge of additive manufacturing, FMEA/DOE, heat transfer, and fluid mechanics.
• Programming in VBA, Python, or C++/C#.

Responsibilities

• Independently design and develop mechanical portions of electronic instruments.
• Model heating/cooling, fluid flow, aerosol movement, and optics properties.
• Design injection molded parts and rapid prototyping, including 3D printing.
• Evaluate tradeoffs and optimize design for performance and cost.
• Lead design/test/model/experiment cycles for complex projects.
• Define and execute verification/validation plans for mechanical components.
• Lead and mentor engineers, providing domain expertise.
• Create robust documentation and specifications for projects.
• Collaborate across cross-functional teams including marketing and production.

Skills

Mechanical design leadership

3D CAD proficiency

FEA/COMSOL modeling

Creo/SolidWorks

Optics modeling (Zemax)

Python / C++

Education

Bachelor’s degree in Engineering or Physics

Master’s Degree or Ph.D. in Engineering/Physics

Tools

Pro/E Creo

COMSOL

Zemax

Python

VBA for Excel

Job description

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Staff Mechanical Engineer

Location: Shoreview, MN, US, 55126

Who Are We?

Are you someone that likes new challenges? Do you want to explore new technologies and help solve some of the world’s most difficult problems, like air quality and safety solutions? At TSI, these opportunities are real. Our engineers work with industry-leading experts both internally and externally. We encourage and enable our engineers to get into the field with customers to better understand their issues and solve their problems. At TSI, you make a difference – every day.

Staff Mechanical Engineer at TSI

The Staff Mechanical Engineer demonstrates a thorough understanding of a focused and highly disciplined approach to engineering project work and independently solves complex problems associated with the design, development and manufacturing of products. This role will assume leadership of Mechanical Engineering activities on projects and will serve as the group expert for Mechanical Engineering design and sourcing. A successful candidate must also effectively communicate in cross functional teams that span all engineering disciplines, marketing, sales, and production.

What Will You Do?

In order to grow and build a successful career with TSI, you will:

• Independently design and develop the mechanical portions of electronic instruments, and integrate solutions with the electrical and optical design
• Model physical systems for heating/cooling, fluid flow, aerosol movement, and optics properties, using finite-element analysis software and related technologies
• Design and support injection molded designs, machined parts design, and rapid prototyping techniques, especially 3D printing
• Understand design, performance, and cost tradeoffs and make recommendations for optimization
• Support rapid cycles of design/test/model/experiment/analyze that are complex in nature
• Evaluate potential solutions to engineering problems for feasibility, manufacturability, and cost effectiveness
• Accurately estimate task duration and resource requirements to meet project commitments
• Design parts in Creo and SolidWorks
• Support product design, by testing sub-systems and products in a lab (functional testing, drop test, vibration test, etc.)
• Conduct experiments and system-level measurements for gases and aerosols, and verify and validate such systems
• May serve as a technical lead on research and development projects and provide guidance to other engineers or technicians
• Responsible for providing strong documentation and specifications on project work
• Other duties, as assigned

What Do You Need?

Required

• Bachelor’s Degree in Engineering, Physics, or similar; if a Master’s Degree in Engineering, Physics or similar is held, substitutions may be made for the Bachelor’s degree
• 8+ years of product development mechanical engineering experience
• Extensive hands‑on experience and advanced proficiency in 3D CAD software
• Proven success modeling with COMSOL or similar FEA modeling software
• Thorough knowledge of and experience applying: mechanical engineering fundamentals; testing and validation procedures and the scientific method; discrete manufacturing methods
• Master’s Degree or Ph.D. or equivalent in Engineering, Physics or similar
• Experience in a research environment, conducting self‑driven experiments and investigation OR
• Product or research and development experience on a project from the concept phase through the prototyping and launch phase with leadership over the mechanical activities
• Experience leading and mentoring other engineers, serving as a subject matter expert
• Rapid prototyping techniques
• Experience in product verification and validation testing for mechanical components and systems
• Experience in developing verification and validation test plans
• Pro/E Creo Experience
• COMSOL Experience
• Optics and Optical System Modeling experience, such as with Zemax
• Knowledge of and experience with: additive manufacturing methods and processes; standardized engineering methods: FMEA, DOE, Sensitivity Analysis; fluid mechanics; heat transfer; aerosol measurement; programming: VBA for Excel, Python, C++/C#

Travel

Some travel may be required (less than 10%), including international, to key customers, trade shows, and conferences to present papers and maintain awareness of the state of the art and competitive technologies

What Can We Give You?

At TSI, our employees are our most valuable assets, and we care about their health and happiness. We offer a competitive benefits program to keep our employees and their family members protected and foster a healthy work‑life balance. Additionally, we are committed to employee development and growth, and encourage and foster an environment of collaboration, and innovation. Our work has meaning and the products we design and build help protect people and the environment.

Dress for your day

We want our employees to be comfortable at work and we know they are more productive when they’re comfortable. The dress for your day policy allows employees’ discretion to select appropriate dress for the business of each workday.

Competitive market salary from $140,000 - $155,000 per year* depending on qualifications and experience. For eligible Leadership and individual contributor roles, additional bonus opportunities may be available and awarded at the discretion of the Company.

• Health Insurance: Comprehensive medical, dental, and vision coverage.
• Retirement Plan: 401(k) with company match.
• Paid Time Off Program: Paid time off, paid holidays, and paid floating holidays.
• Other Benefits: Life insurance, employee assistance program (EAP), and professional development opportunities.

*Pay amount does not guarantee employment for any particular period of time.

Legal authorization to work in the United States without the need for sponsorship. We require proof of eligibility to work in the United States.

EOE/Vet/Disability

TSI provides trusted measurement, application guidance, and data analytics solutions that enable our global customers to make informed decisions. We are creating a better world by helping protect people, products and the environment, as well as by optimizing research and industrial processes.

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