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Careers at Mainstream

Mainstream is a leader in thermal control and energy conversion for defense and government contracts. We recruit only the best and brightest employees and provide opportunities for professional development.

Current Opportunities

Materials Engineer

Mechanical Design Engineer

Mechanical Research Engineer

Materials Planner

IT Help Desk Technician

Product Design and Development Manager

Inside Sales Representative

Industrial Engineer

Software Engineer

Chemical Engineer

Electrical Engineer

Power Electronics Engineer

Digital Hardware Engineer

Design and Release Mechanical Engineer

Mechanical Engineering Manager

Internship Opportunities

Electrical Engineering Internships

Mechanical Engineering Internships (2)

Materials or Chemical Engineering Internships