Valtteri Siljander currently serves as the Vice-Chair of STTK-Students at the Finnish Confederation of Professionals STTK since January 2023, while also working as a salesperson at Stockmann since July 2021, where a focus on high-class customer service and product expertise is evident. Previously, Valtteri held the position of Chairperson of the Board at the Student Union of Helsinki Metropolia University of Applied Sciences from January to December 2022, advocating for student rights and providing leadership at Finland's largest UAS. In a prior role, Valtteri acted as Vice Chairman of the Board and Communications for Uudenmaan Insinööriopiskelijat UIO ry from January 2020 to December 2021, and as a salesperson at Opteam from December 2016 to December 2020. Valtteri's experience also includes a role as a substitute teacher with the City of Espoo from August 2017 to December 2018. Educational qualifications include an Engineer's degree in Energy & Environmental Engineering from Metropolia University of Applied Sciences, completed in 2023, and a Bachelor's degree in Computer Science from the University of Eastern Finland, earned in 2020.