Mechanical Lab Engineer: Test, Validate & Improve

A. O. Smith Corp.; Milwaukee, Northern (WI, KY); Hybrid; USD 65,000 - 90,000; Full time

Job summary

A. O. Smith Corp.

in Milwaukee seeks a Lab Engineer to design and execute laboratory tests for residential and commercial water heating products. You will develop test fixtures, instrument systems, collect data, and collaborate with project engineers to evaluate performance, reliability, safety, and regulatory compliance. The role emphasizes hands-on hardware work, strong troubleshooting, and the ability to turn measurements into actionable insights.

Qualifications

• B.Sc. in Mechanical Engineering or related field.
• 1–2 years in engineering lab testing, HVAC, or water heating.
• Experience with instrumentation and data acquisition systems.

Responsibilities

• Plan, set up, and execute lab testing for water heating systems.
• Instrument products with thermocouples, transducers, and meters.
• Develop test procedures to support investigations and validation.
• Operate test systems and ensure safety and procedures.
• Conduct performance, reliability, durability, and regulatory tests.
• Document observations and communicate results to engineers.

Skills

Mechanical aptitude

Hands-on problem solving

Instrumentation experience

Data acquisition

Reading drawings

Workshop tools

Excel proficiency

Cross-functional collaboration

Education

B.Sc. in Mechanical Engineering

Related engineering discipline

Tools

LabVIEW

NI data acquisition

SolidWorks

CAD software

Job description

A. O. Smith Corp.

in Milwaukee seeks a Lab Engineer to design and execute laboratory tests for residential and commercial water heating products. You will develop test fixtures, instrument systems, collect data, and collaborate with project engineers to evaluate performance, reliability, safety, and regulatory compliance. The role emphasizes hands-on hardware work, strong troubleshooting, and the ability to turn measurements into actionable insights.