Şeniz started working at Koç Holding as Public Relations Assistant Specialist, continued as Specialist as of 1999 and was appointed as Manager in 2008.Since 2019, she has been taking on the role of Corporate Events and Coordinator. She completed her Bachelor’s Degree at Anadolu University, Department of Public Relations and Advertising and is currently working on her Master’s Degree at Marmara University, Faculty of Communications. She is proficient in English.