After graduating from Gazi University, Department of Electrical and Electronics Engineering in 2009, he started to work as a research and devolopment engineer for a power electronic company. He completed Master and Ph.D education at Gazi University under the leadership of Prof. M. Timur AYDEMİR between 2009-2020, while he worked as R&D manager of OES/PMI company. In this long periode, he had best experiences in power electronic area. He has good knowledge to design and carry out high powered power electronic products like rectifiers, inverters, ups, switched converters. 

Nowadays, he has his own power electronic company established in june 2021. He is working on power electronic technologies, especially on power electronic converters. KÖSE, who also works as a part-time lecturer, currently teaches at OSTİM Technical University. KÖSE has more than 10 academic studies including national and international research thesis, articles, papers, supported projects.