 MELVILLE, N.Y.--BUSINESS WIRE--August 11, 2021 -- Comtech Telecommunications Corp. NASDAQ: CMTL, a global leading provider of next-generation 911 emergency systems and secure wireless communications technologies, announced today, that during its fourth quarter of fiscal 2021, it was awarded a contract for approximately 1.0 million for operations support features and enhancements supporting 5G applications with a major tier-one mobile network operator in the United States. Comtech is dedic 