 After getting her master's degree, Meir worked from 2000–2003 for Lockheed Martin Space Operations as an experiment support scientist for the Human Research Facility at the NASA Johnson Space Center (JSC) in Houston, Texas.Meir coordinated and supported human space life science experiments that were performed by astronauts on Space Shuttle and International Space Station (ISS) missions.These experiments included physiological studies (bone loss, muscle control/atrophy, lung function, etc.)