Dionisius Rosarian

Dionisius Rosarian began their career at Optik Melawai in 2015, starting as a Technical and Utility Assistant Supervisor. Dionisius then progressed to the position of Technical and Utility Supervisor before leaving in September 2022. In the same year, they joined PT Ultra Sakti as an Engineering Section Head.

Dionisius Rosarian attended Sanata Dharma University from 2010 to 2015, where they obtained a sarjana degree in teknik elektro. In addition to their degree, they also received certifications such as Certified Calibration Technician (CCT) from PT REI Sistem Indonesia Group in June 2023 and ISO 9001 Lead Implementer - Quality Certification from central sistem consulting in October 2018.