Born and raised in Szeged, Hungary. His parents died in a concentration camp in 1945, just as WWII was ending and Orban was returning home from a forced labour camp. After emigrating to Israel we was schooled in aviation mechanics by El Al Airline. He was station manager for El Al Airlines in Athens, Greece where he met and married Harriet. While visiting Canada with Harriet in 1956 he was hired by Canadian Pacific Airlines as an Aircraft Maintenance Engineer. He held Canadian, Israeli and US Aircraft Maintenance Engineer licences. In 1970 he was appointed as Chemist in the Engineering Department of CP Airlines where he worked until his retirement. throughout his career he collected aviation pins. Some of his collection items reach back to the start of aviation in Canada. After retirement he was active with the Quarter Century in Aviation Club and volunteering at Burnaby Village Museum.