Arslanian began his coaching career in 1952 at Central Junior High School in
Salt Lake City. In 1954, he was the head football coach at
Union High School in
Roosevelt, Utah, leading his team to a record of 9–1–1 in his lone season there. In 1965, he was hired as the head football coach at Weber State College in the
Big Sky Conference, where he coached through 1972 and was the winningest coach in school history. He left Weber State in 1973 for Colorado State University of the
Western Athletic Conference (WAC). His
1977 Colorado State Rams football team was one of the most successful in school history, finishing 9–2–1 and receiving votes in the
final AP poll. Arslanian was fired six games into the
1981 season. The team
defensive coordinator,
Chester Caddas, was appointed interim head coach for the remainder of the season. After a long and successful career as a football coach at the collegiate and professional levels, he helped establish a winning tradition at
Pine View High School in
St. George, Utah. After a bypass surgery, he resigned as head coach of Pine View and began coaching eighth graders at Pine View Middle School. As of 2007, Arslanian was the oldest active football coach in the United States. An
Armenian-American, Arslanian once traveled to Armenia to establish an
American football league in his ancestral country. ==Family, honors, and death==