Sandia mechanical engineer receives Big Brothers Big Sisters award FRIDAY, FEBRUARY 25, 2022 BIG BANG — On behalf of Sandia and Advancing the Next Generation of Leadership Excellence, mechanical engineer Austin Hamlett, left, received the Big Brothers Big Sisters Discovery Festival Big Bang Award. He was recognized for his demonstration of a dynamic density-based lava lamp. The festival introduces students to science, technology, engineering and math careers through fun demonstrations and activities. Sebastian Martinez, chief development officer for Big Brothers Big Sisters of Central New Mexico, right, presented the award. (Photo by Amy Tapia)