Environmental Test Engineering Intern (Summer 2027)
Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 3, 2026. Muon Space scores A on the Alion truth index.
About the role
Summer internships will range between the months of May and September depending on university schedules. Internship is full-time and on-site in San Jose, California.
The Assembly, Integration and Test (AIT) team at Muon is responsible for validating spacecraft hardware through unit acceptance testing as well as spacecraft-level integration and environmental testing. As an Environmental Test Engineering Intern, you will support the planning, setup, execution, and analysis of environmental tests used to validate spacecraft hardware against the extreme conditions of launch and space.
You will work alongside experienced environmental test engineers, test engineers, and technicians to prepare hardware and test equipment, develop and execute test procedures, collect and analyze test data, and troubleshoot test issues. This is a hands-on opportunity to gain experience with spacecraft environmental testing and see your work directly contribute to the successful integration and launch of Muon spacecraft.
Muon is a small and fast growing startup which offers interns the experience to get direct mentorship and have real impact on our programs. As an intern, you'll collaborate with a dynamic team in a startup environment and have the chance to learn from some of the most accomplished and experienced aerospace professionals in the industry. We're committed to offering an experience where your decisions and contributions play a pivotal role in driving Muon's success.
Responsibilities
- Assist environmental test engineers with the planning, preparation, and execution of spacecraft and subsystem environmental testing, including thermal vacuum, vibration, acoustic, and other qualification or acceptance testing.
- Support test setup and instrumentation, including thermocouples, accelerometers, pressure sensors, and other test measurement equipment.
- Assist with preparing spacecraft hardware, fixtures, ground support equipment, and test configurations for environmental test campaigns.
- Execute functional checkouts and test procedures under engineer supervision before, during, and after environmental testing.
- Monitor test operations and hardware performance, identify anomalies, and support troubleshooting and root-cause investigations.
- Collect, process, and perform preliminary analysis of environmental test data to verify hardware performance and test requirements.
- Support development and improvement of test procedures, test processes, checklists, and laboratory workflows.
- Assist with configuration and operation of environmental test equipment and data acquisition systems.
- Support automation and scripting efforts to improve environmental test setup, monitoring, data collection, and analysis.
- Generate test documentation, data summaries, and reports under the guidance of environmental test engineers.
- Support integration and handling of spacecraft hardware and ground support equipment in cleanroom, laboratory, and environmental test facilities.
- Help maintain a safe, organized, and flight-hardware-ready test environment.
Qualifications
- Currently pursuing a Bachelor's or Master's degree in Aerospace, Mechanical, Electrical, Systems Engineering, or a related technical field.
- Strong understanding of engineering fundamentals, particularly in areas such as mechanics, thermal systems, dynamics, instrumentation, or electrical systems.
- Demonstrated interest in spacecraft environmental testing, laboratory testing, or hardware development.
- Experience with a programming or scripting language for data analysis or test automation, such as Python, MATLAB/Simulink, Julia, or C++.
- Strong problem-solving skills with the ability to approach complex technical challenges from a first-principles perspective.
- Strong communication and interpersonal skills, with an ability to work effectively in a fast-paced, collaborative team environment.
- Ability and willingness to work hands-on with engineering hardware and test equipment.
Nice-to-have Skills
- Previous internship, co-op, research, or laboratory experience involving hardware testing.
- Experience with thermal vacuum, vibration, acoustic, shock, or other environmental testing.
- Experience with data acquisition systems, instrumentation, sensors, or test equipment.
- Experience developing test procedures, test plans, or test reports.
- Experience with accelerometers, thermocouples, pressure transducers, strain gauges, or similar instrumentation.
- Experience with Python, MATLAB, LabVIEW, or other tools used for test automation and data analysis.
- Previous experience on technical project teams such as a CubeSat, rocketry, Formula SAE, Solar Car, or other hardware-focused engineering project.
- Familiarity with spacecraft systems or subsystems and environmental test requirements.
- Experience with hardware integration, troubleshooting, or hardware-in-the-loop testing.
Pay range
Bachelor's students $40/hour
Master's $45/hour
PhD $50/hour
About Muon Space
Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.
Taking Care of Our Team
At Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.
Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application! In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.
Muon is currently registered and able to hire in the following states:
AL, AZ, CA, CO, CT, DC, FL, GA, IL, IA, ID, MD, MA, MI, MN, MO, NJ, NY, NC, OH, OR, PA, TN, TX, VT, VA, WA
ITAR/EAR Requirements
This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. The Company may, for legitimate business reasons, decline to pursue any export licensing process.