2027 Summer Test Engineering Internship

The future of aerospace and defense starts here. 

Ursa Major was founded to revolutionize how America and its allies access and apply high-performance propulsion, from hypersonics to solid rocket motors, satellite maneuvering and launch. We design and deliver propulsion and defense systems that solve the most urgent and critical national security demands. 

Ursa Major is currently seeking a talented individual for our Summer 2027 Test Engineering Internship. As an intern on a small, fast-moving team, you will be challenged with supporting the dynamic environment of Test Engineering. You will receive hands-on experience while helping solve difficult engineering problems. We thrive on giving ownership and authority, so you can expect to make decisions and make a difference! 

This Internship will be in the Test Operations Organization. 

This position will be full-time. 

Responsibilities: 

• Perform rocket engine testing from the control room (console) and from the field   

• Perform test stand and engine checkouts to verify proper functionality  

• Ownership of several projects to design and fabricate fluid systems to support sub-component and/or engine level test objectives  

• Operate and modify stand systems such as fluid systems, electrical systems, and supporting structures  

• Develop methods to increase test cadence, test fidelity, and test stand capability without compromising operational safety   

Required Qualifications: 

• Background in mechanical, electrical, aerospace or similar engineering field. 

• Must be an academic Junior and above by May 2027 (experience with Fluids, Mechanics of Materials, and other advanced classes) 

• Excellent with first principle analysis with mechanical and/or fluid-based scenarios 

• Hands-on build and/or test experience (design > build > test lifecycle of a project) 

• Demonstrated teamwork and ability to communicate effectively in a group setting 

• Drive to continuously improve technical and team skills 

Desired Qualifications  

• 2+ years of experience with testing high pressure gas systems, cryogenic systems, fuel systems, and propulsion systems  

• Working knowledge of liquid oxygen and kerosene rocket engines  

• Experience with LabVIEW and National Instruments Hardware  


• Experience with CAD software  

Colorado law requires us to tell you the base compensation range of this role, which is $30.00/hour, determined by your education, experience, knowledge, skills, and abilities. What we can’t quantify for you are the exciting challenges, supportive team, and amazing culture we enjoy. 

Classification: Full-time Non-Exempt