Intern - Mechanical Engineer (Summer 2026)

Job Description & Responsibilities

We are looking for a Mechanical Engineer Intern who is interested in mechanical design to join our Engineering team for the summer of 2026 internship.  The Mechanical Engineer Internship will focus on research and development of new products, leading improvements existing products and overall systems solutions. The Mechanical Engineer Intern will help in developing Wave Relay Product solutions with our DOD customers.  The Mechanical Engineer Intern will help to identify customer needs through the systems team’s face-to-face interaction with customers and play a critical role in developing the product solution.  The Mechanical Engineer Intern will operate out of our New York City headquarters and manage projects involving a variety of functions with both on-site and remote teams.   

Position Responsibilities 

• Managing, deriving, and capturing mechanical requirements from Product/Program requirements, electrical interface design specifications, component requirements, and functional block diagrams
• Supporting environmental and thermal product testing
• Supporting and facilitating engineering projects including new product/solution development, product changes, and customer integration
• Supporting the change management process to ensure all required actions have been completed and that communication to key stakeholders is maintained
• Ensuring quality documentation is updated/created as required, including technical manuals
• Providing support and delivering solutions for rapid development projects
• Modifying and updating requirements documents
• Coordinating preparation of design drawings including updates
• Supporting and facilitating project scheduling

Job Qualifications & Experience

Minimum Qualifications

• Must be enrolled in a Bachelor’s degree program in Mechanical Engineering, robotics mechatronics, or related field and have completed at least two years of the program
• Successfully completed at least one course in engineering design
• Must have a United States security clearance or the ability to obtain a United States security clearance 

Preferred Qualifications

• Prior Internship experience with solid modeling software (Solidworks or other)
• Prior Internship experience with systems development, evaluation and requirements capture
• Prior Internship experience with Data Management Software (Pro/Intralink, PDM etc)
• Prior Internship experience with 3D printing and/or machining knowledge.
• Prior Internship experience with detail drawings creation and basic knowledge of tolerance stack-up
• Prior Internship experience with electronics packaging

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The pay for this role will vary from $25 to $30 an hour based on the selected individual's experience.

Company Overview

Persistent Systems, LLC is a leading global provider of mobile networking solutions for military, first responder, government, and commercial markets. We engineer our Wave Relay® MANET and Cloud Relay™ technology to transmit voice, video, and situational awareness under the most difficult conditions. Through the Wave Relay® Ecosystem, an alliance of industry-leading companies, Persistent unites warfighters, UGVs, UAVs, sensors, cameras, and devices on a common network. Persistent was founded in 2007 and has offices in New York City, Colorado, Montana, North Carolina, North Dakota, and Wyoming.