Intern - Mechanical Engineering

About ERMCO​

ERMCO (Electric Research and Manufacturing Cooperative, Inc.) is a leading U.S. manufacturer of distribution transformers and engineered electrical solutions serving electric utilities, OEMs, and industrial customers across North America. Headquartered in Dyersburg, Tennessee, ERMCO delivers reliable, high-quality products that power homes, businesses, and communities every day.

With a commitment to safety, operational excellence, and continuous improvement, ERMCO is at the forefront of supporting grid modernization and the energy transition. Our vertically integrated operations, customer-focused culture, and investment in people and technology make ERMCO a trusted partner in delivering resilient, sustainable power infrastructure for the future.

About GridBridge

GridBridge is transforming power delivery for critical applications by combining advanced hardware with embedded software that enables distributed energy resources, enhances grid reliability, and improves efficiency. Founded in 2012, GridBridge has secured contracts with major customers and federal agencies including the NSF, DOE, and NASA. Now a wholly owned subsidiary of ERMCO, we operate with the agility of a startup and the backing of an industry leader.

Job Summary:

The Mechanical Engineering Intern is responsible for learning and assisting in the design and development of power electronics hardware platforms and related components. The Intern engineer works under close supervision and guidance, developing basic technical skills and gaining experience in engineering practices. This role involves collaboration with cross-functional teams and supports the execution of design tasks while ensuring compliance with industry standards.

• Create and update 3D models, detailed part drawings, and assembly drawings using CAD software.
• Support development of mechanical assemblies, including creating exploded views, BOMs, and revision-controlled documentation.
• Work hands-on building, assembling, and testing prototypes, including integrating mechanical components, verifying fit/function, and collecting test data.
• Apply a clear understanding of manufacturing processes (e.g., machining, sheet metal, injection molding, additive processes) to ensure designs are practical and manufacturable.
• Collaborate with engineers to prepare documentation required for UL compliance, including mechanical drawings, component data, and supporting evidence.
• Assist in maintaining and organizing mechanical Bills of Materials (BOMs) for assemblies.
• Communicate progress, technical findings, and issues to the engineering team.

• Pursuing a Bachelors degree in Mechanical Engineering, Mechanical Technology, Supply Chain Engineering, Industrial Engineering, or equivalent technology degree.
• Junior credit standing or higher.
• Familiarity with 3D modeling and mechanical drawings using PTC Creo (SolidWorks Acceptable).
• Ability and willingness to perform hands on prototype builds and testing.
• Strong desire to learn and develop technical skills in electronics packaging or related product design.
• Effective communication and teamwork skills, with the ability to collaborate with cross-functional teams.
• Organized, with the ability to manage assigned tasks and meet deadlines.