A graduate of Karadeniz Technical University, Department of Surveying Engineering, Ayaydın started his career in 1993 as a Site Supervisor at Hasdemir Construction. He worked as an Engineer at Istanbul Gas Distribution Inc. (İGDAŞ) from 1997 to 2006. While serving as Construction and Operations Chief at Aksa Balıkesir Natural Gas from 2006 to 2007, he also worked as Acting Operations Manager at Aksa Çanakkale Natural Gas during the same period. From 2007 to 2012, he served as Regional Manager at Aksa Karadeniz Natural Gas and Aksa Gümüşhane-Bayburt Natural Gas. After working as Company Director at Aksa Afyon Natural Gas Distribution Inc. from 2012 to 2013, he has been serving as Company Director at Aksa Karadeniz Natural Gas since 2013.