Jon-Erik Arjanen | Vice President And Chief Operating Officer, Rail
Trinity Metro

Jon-Erik “AJ” Arjanen joined Trinity Metro in 2019 as vice president and chief operating officer for rail. With a transportation career in Texas, Colorado, Montana and New Mexico, his roles have focused on rail operations, safety systems and strategy implementation. Arjanen previously served as vice president/ general manager for Martin Marietta/Rock & Rail, LLC, in Lakewood, Colo., where he lead a nationwide project and launched two facilities. His earlier roles include working for Burlington Northern Santa Fe (BNSF) Railway in Fort Worth as operations director. During that time, he implemented safety initiatives and process improvements. He was named employee of the year for BNSF Railway in 2016. Arjanen started his career in the United States Army, serving as a senior non-commissioned officer. He earned a bachelor’s degree in political science from St. Mary’s University in San Antonio and his MBA from Howard University in Washington, D.C.