Sam Ray is an Electronics Engineer with the Public Safety Communications Research Division (PSCR) at NIST’s Communication Technology Laboratory. In that role, he serves as the Senior Systems Lead for R&D primarily in the Mission Critical Voice (MCV) Research Portfolio. Prior roles included serving as the portfolio lead for MCV and for projects sponsored by the Department of Homeland Security and as a technical contributor to various projects in the portfolio. Before his arrival at NIST in 2016, Mr. Ray spent 20 years in various system test, deployment and engineering management roles in cellular/LTE infrastructure and device teams for Motorola and Nokia. Sam earned his BA from Hardin-Simmons University and BSEE from Texas Tech University and studied Systems Engineering at the University of Texas at Arlington.