Avionics Engineer Intern

Keystone AI builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today, Keystone AI satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts. Keystone AI is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Keystone AI has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Keystone AI designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA. Avionics Intern (Fall 2026) Internships at Keystone AI typically last for twelve weeks, and are hourly roles designed for students who are currently enrolled at a four-year university. As an Intern, you will have an amazing opportunity to work on hard problems — we pride ourselves on giving everyone at Keystone AI a chance to do meaningful work on challenging projects, no matter their seniority. Many past interns have designed and tested hardware/software that is heading to space on our first satellite, and many of them are now full-time employees at Keystone AI. If you have already graduated from a four-year university, please apply to be an Associate Engineer. Role Work with the avionics engineering team to build and test flight hardware Design test equipment to validate designs across a wide range of stressed conditions Bring up and debug designs in the lab Write code to help evaluate performance and automate testing of satellite hardware Assist with low level software to interface with various spacecraft subsystems Requirements Currently pursuing a B.S., M.S. or Ph.D. in electrical or computer engineering (or equivalent technical degree) Interest in learning about, designing, and working with various spacecraft systems and subsystems A passion for hardware development, including working in a fast-paced environment and hands-on design and development Experience with Python and/or C++ Demonstrated ability to personally design, build, and test hardware from scratch US Citizenship or Green Card Don't meet them all? Not a problem. Please apply even if you do not meet all these criteria. Bonus Experience with Altium Designer (or other PCB design software) Experience with SPICE-based simulators (LTSpice, PSPICE, ADS, etc) Comfortable with soldering and rework Familiarity with standard EE lab bench (power supply, oscilloscope, multimeter, etc) Familiarity with basic switched mode converter design (boost and buck converters) The base pay for this position is $29.00 per hour. Base Hourly Pay $29 — $29 USD U.S. Citizenship, Lawful Permanent Residency, or Refugee/Asylee Status Required (To comply with U.S. Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States, or other protected individual as defined by 8 U.S.C. 1324b(a)(3)) Our mission and our products are meant to connect the world and everyone in it, regardless of gender, race, creed, or any other distinction. We believe in a diverse and inclusive workplace, and we encourage all people to join our team and bring their unique perspective to help make us stronger.