Mark Rober spent nine years working as an engineer at NASA's Jet Propulsion Laboratory (JPL). This was a pivotal period where he gained invaluable experience in complex engineering projects.

During his tenure at JPL, Rober was heavily involved with the Curiosity rover project. He contributed to the design, development, and testing of various hardware components for the rover.

Mark Rober was involved in the development of the AMT (Autonomous Mobile Transporter), a vehicle designed to transport large pieces of equipment around the Martian Surface. His experience with AMT contributed to his expertise in robotics and autonomous systems.

While at JPL, Rober contributed his engineering expertise to multiple projects, including missions related to the International Space Station. His role involved designing, building, and testing hardware to ensure its reliability in demanding environments.

After nine years, Mark Rober decided to leave NASA JPL. He left to pursue other ventures and explore his creative interests, particularly in science education and content creation. He saw a huge opportunity with the advent of platforms like Youtube.