Louisiana Tech University Mechanical Engineering alumnus Sam Geiger (1993) will give a talk to students, faculty, and staff about his experiences in the U.S. Navy and private industry, Nov. 4. Geiger, an energy, sustainability, and operations expert, has spent his career building and leading award-winning teams and has been the Vice President of Renewable Natural Gas at OPAL Fuels and Fortistar Capital since 2018. Prior to joining the power industry giant, he spent nearly 30 years in the Navy as Commanding Officer of the USS Toledo and USS San Juan and Director of Training for the Naval Submarine School.