Top 119 Mechanical engineering intern Jobs in Wisconsin

Lab Engineer - Mechanical
A.O. Smith —Milwaukee, WI
- Full-time
- Hybrid work
- Bachelor of Science
- Engineering
- Mid-level
- Disability insurance
- Health insurance
Quick Apply
7h
Intern - Power Generation Mechanical Engineering
We Energies (WE) —Milwaukee, WI
- $23.10 - $27.55 an hour
- Part-time
- High school diploma or GED
- Driver's License
- Travel
- Paid holidays
Edison Engineering Development Program Internship - Hardware
GE HEALTHCARE —Waukesha, WI
- Pass drug screening
- Analysis skills
- US work authorization
- Relocation assistance
- Health insurance
Engineer Intern
Yaskawa America, Inc. —Franklin, WI
- $20.10 - $27.12 an hour
- Computer Science
- Electrical Engineering
- Internship
- Paid holidays
Quick Apply
6d
Kohler Intern - Accelerated Engineering
Kohler —Kohler, WI
- $32.35 - $40.43 an hour
- Full-time
- Continuous improvement
- US work authorization
- Internship
Early Career Internship Program: Engineering Technology - Mechanical Design
Eaton —South Milwaukee, WI
- $22.15 - $37.50 an hour
- Master's degree
- Travel
- Internship
- Retirement plan
3d
Intern, Integrated Supply Chain and Manufacturing
Rockwell Automation —Milwaukee, WI
- Full-time
- Hybrid work
- US work authorization
- Business Administration
- Reliable transportation
- Health insurance
- Dental insurance
2d
Summer 2027 - Completions - Mechanical Engineering College Intern (Appleton, WI)
Gulfstream Aerospace Corporation —Appleton, WI
- Seasonal
- English
- In-person
- Reliable transportation
- Health insurance
- Paid time off
6d
Mercury Marine: Manufacturing/Industrial Engineering Co-op
Brunswick Corporation —Fond du Lac, WI
- $18.00 - $27.50 an hour
- Full-time
- Bachelor of Science
- Data analysis skills
- Travel
3d
Engineering Summer Intern
Regal Rexnord —Milwaukee, WI
- $21.50 - $28.00 an hour
- Online Application
- Hybrid work
- Office
- Residential
- Travel
1d
Engineering Intern
MUELLER SPORTS MEDICINE INC —Prairie du Sac, WI
- Microsoft Excel
- Microsoft Outlook
- High school
Quick Apply
Intern - Power Generation Engineering
We Energies (WE) —Union Grove, WI
- $23.10 - $27.55 an hour
- Full-time
- High school diploma or GED
- Driver's License
- Travel
- Paid holidays
Mechanical Packaging Systems Engineering Intern (Summer 2027)
Foth —Green Bay, WI
- Seasonal
- Internship
- Entry level
Quick Apply
4h
Mechanical Process Engineering Intern (Summer 2027)
Foth —Green Bay, WI
- Seasonal
- System design
- Office
- Analysis skills
Quick Apply
4h
Mechanical Engineering Intern
BW Papersystems —Waukesha, WI
- Full-time
- Background check
- Pass drug screening
- Analysis skills
Engineer Intern - Mechanical (Summer 2027)
Pierce Manufacturing —Appleton, WI
- $18 - $37 an hour
- Part-time
- Product management
- Communication skills
- Entry level
3d
Mechanical Engineering Co Op/Intern - All Mills
Packaging Corporation of America —Tomahawk, WI
- $25 - $30 an hour
- Temporary
- Driver's License
- Entry level
- AD&D insurance
- Paid holidays
10d
Mercury Marine: NVH Engineering Intern
Brunswick Corporation —Fond du Lac, WI
- $18.00 - $27.50 an hour
- Full-time
- Microsoft Excel
- Analysis skills
- Continuous improvement
2d
Mechanical Engineering Intern - U.S. Energy
US Venture —Appleton, WI
- Full-time
- Office
- US work authorization
- SharePoint
Mechanical Engineering Intern | Madison, WI
IMEG Corp. —Madison, WI
- $22 - $24 an hour
- Full-time
- Microsoft Outlook
- Construction site
- Bachelor of Science
- Health insurance
- Dental insurance

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mechanical engineering intern jobs near wisconsin

Lab Engineer - Mechanical

A.O. Smith -
Milwaukee, WI

Quick Apply

Job Details

Full-time
7 hours ago

Benefits

Disability insurance
Health insurance
Dental insurance
Tuition reimbursement
Life insurance
Retirement plan

Qualifications

Laboratory safety
Spreadsheets
5S
Process control instrumentation
Mechanical drawings
Productivity software
Cross-functional communication

Full Job Description

Company / Location Information

A.O. Smith is a global leader applying innovative technologies and energy-efficient solutions to products manufactured and marketed worldwide. The company is one of the world’s leading manufacturers of residential and commercial water heating equipment and boilers, as well as a manufacturer of water treatment products for residential and light commercial applications. A. O. Smith is headquartered in Milwaukee, Wisconsin, with approximately 12,000 employees at operations in the United States, Canada, China, India, Mexico, the Netherlands, and the United Kingdom.

Primary Function

The Lab Engineer plays a critical role in supporting the development, verification, and improvement of water heating products. This individual will be responsible for designing and conducting laboratory tests, developing and maintaining test equipment, collecting and analyzing data, and collaborating with project engineers to evaluate product performance, reliability, safety, and regulatory compliance. The ideal candidate is highly mechanical, enjoys working with hardware, has strong troubleshooting abilities, and is equally comfortable turning a wrench, installing instrumentation, or analyzing test results.

Responsibilities

Product Testing & Validation

Plan, set up, and execute lab testing of residential and commercial water heaters and related systems.
Instrument products with thermocouples, pressure transducers, flow meters, power analyzers, and other sensors.
Develop test procedures and protocols to support engineering investigations and product validation.
Operate and monitor test systems while ensuring adherence to established test methods and safety requirements.
Conduct performance, reliability, durability, environmental, and compliance testing.
Make detailed observations during testing and communicate effectively with engineering teams.

Laboratory Equipment & Test Systems

Design, fabricate, assemble, and modify test fixtures, plumbing systems, and experimental apparatus.
Specify, install, calibrate, and maintain instrumentation and data acquisition systems.
Troubleshoot mechanical, electrical, controls, and laboratory equipment issues.
Support laboratory modernization initiatives and continuous improvement of testing capabilities.
Maintain calibration records and ensure proper operation of test equipment.

Data Collection & Analysis

Configure data acquisition systems and collect test data.
Analyze results using Excel, data acquisition software, and engineering tools.
Create charts, summaries, technical reports, and engineering documentation.
Assist engineers in identifying root causes of product performance or reliability issues.
Maintain accurate and organized test records and laboratory documentation.

Product Development Support

Collaborate with design engineers during prototype development and evaluation.
Participate in design reviews and provide hands-on feedback
Build, modify, and evaluate prototype products and subsystems.
Support competitive benchmarking and product teardown activities.

Laboratory Operations & Safety

Promote a strong laboratory safety culture and ensure compliance with company safety procedures.
Support 5S and laboratory organization initiatives.
Maintain laboratory consumables, tools, and equipment inventories.
Assist with training and mentoring engineering co-ops, interns, and new laboratory personnel.
Support certification, regulatory, and compliance testing activities as needed. Responsibilities:

Qualifications

B.Sc. in Mechanical Engineering, Mechanical Engineering Technology, or related engineering discipline.
1-2 years of engineering laboratory, product testing, HVAC, water heating, or related experience.
Strong mechanical aptitude and hands-on problem-solving skills.
Experience working with instrumentation, sensors, and data acquisition systems.
Ability to interpret engineering drawings, schematics, and test procedures.
Experience with common workshop tools, fabrication equipment, and laboratory hardware.
Proficiency with Microsoft Excel, Word, and PowerPoint.
Perform appropriate laboratory administrative tasks (i.e. enforcement of lab safety/rules, 5S, etc.).
Strong written and verbal communication skills.
Ability to work independently while effectively collaborating within cross-functional teams.

Preferred

Experience with water heaters, boilers, HVAC systems, heat pumps or thermal-fluid equipment.
Experience with LabVIEW, NI data acquisition systems, or similar platforms.
Experience with SolidWorks or other CAD software.
Familiarity with ANSI, CSA, UL, DOE, ENERGY STAR®, AHRI, or related industry standards.
Basic electrical troubleshooting capabilities.
Welding, machining, plumbing, fabrication, or prototyping experience.
HVAC Certification is a plus

Education

Bachelor's Degree in Engineering or Related Field

We Offer

Competitive compensation package and comprehensive benefits plans which include medical and dental insurance, company-sponsored life insurance, retirement security savings plan, short- and long-term disability programs and tuition assistance.
#LI-AO
#LI-Hybrid
#Appcast

ADA Statement & EEO Statement

In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case-by-case basis.

We consider all applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, gender identity and expression, marital or military status. We also provide reasonable accommodations to qualified individuals with disabilities in accordance with the Americans with Disabilities Act and applicable state and local law.

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Refine Your Search

mechanical engineering intern jobs in wisconsin

Lab Engineer - Mechanical

Intern - Power Generation Mechanical Engineering

Edison Engineering Development Program Internship - Hardware

Engineer Intern

Kohler Intern - Accelerated Engineering

Early Career Internship Program: Engineering Technology - Mechanical Design

Intern, Integrated Supply Chain and Manufacturing

Summer 2027 - Completions - Mechanical Engineering College Intern (Appleton, WI)

Mercury Marine: Manufacturing/Industrial Engineering Co-op

Engineering Summer Intern

Engineering Intern

Intern - Power Generation Engineering

Mechanical Packaging Systems Engineering Intern (Summer 2027)

Mechanical Process Engineering Intern (Summer 2027)

Mechanical Engineering Intern

Engineer Intern - Mechanical (Summer 2027)

Mechanical Engineering Co Op/Intern - All Mills

Mercury Marine: NVH Engineering Intern

Mechanical Engineering Intern - U.S. Energy

Mechanical Engineering Intern | Madison, WI

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