Mechanical Test Engineer

Mechanical Test Engineer

We are seeking a Mechanical Test Engineer to support the testing and validation of motors and motor-driven systems, which will ultimately drive large linear actuators used in aerospace and military applications. This role focuses on motor testing, fixture design, and dynamometer testing, ensuring motors perform as expected before being integrated into higher-level assemblies. The engineer will design and build test stands, assemble fixtures, execute tests, and document results, working closely with Electrical Engineers and reporting to a senior Level 5 Mechanical Engineer.

Responsibilities include:

• Design and build motor test fixtures and test stands.
• Perform motor and motor-controller testing.
• Support dynamometer testing in high-speed and high-load applications.
• Apply GD&T to fixtures and convert 3D CAD models into detailed 2D manufacturing drawings.
• Conduct motor and mechanical analysis.
• Validate designs through testing and troubleshooting.
• Design and implement safety mechanisms, including safety shielding and emergency stop systems.
• Document test setups, results, and findings.
• Support multiple test programs simultaneously.

This is a Contract position based out of Niles, IL. The pay range for this position is $45.00 - $60.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision; Critical Illness, Accident, and Hospital; 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available; Life Insurance (Voluntary Life & AD&D for the employee and dependents); Short and long-term disability; Health Spending Account (HSA); Transportation benefits; Employee Assistance Program; Time Off/Leave (PTO, Vacation or Sick Leave).

This is a fully onsite position in Niles, IL. This position is anticipated to close on May 8, 2026.

Diversity, Equity & Inclusion

At Actalent, diversity and inclusion are a bridge towards the equity and success of our people. DE&I is embedded into our culture through:

• Hiring diverse talent
• Maintaining an inclusive environment through persistent self-reflection
• Building a culture of care, engagement, and recognition with clear outcomes
• Ensuring growth opportunities for our people

Actalent is an equal opportunity employer.

About Actalent

Actalent is a global leader in engineering and sciences services. For more than 40 years, we've helped visionary companies advance their goals. Headquartered in the United States, our teams span 150 offices across North America, EMEA, and APAC—with four delivery centers in India led by 1,000+ extraordinary employees who connect their passion with purpose every day.

Our Bangalore, Hyderabad, Pune, and Chennai delivery centers are hubs of engineering expertise, with core capabilities in mechanical and electrical engineering, systems and software, and manufacturing engineering. Our teams deliver work across multiple industries including transportation, consumer and industrial products, and life sciences. We serve more than 4,500 clients, including many Fortune 500 brands. Learn more about how we can work together at actalentservices.com.