Jari Rantamarkkula is a test/design engineer with 25 years of experience at ABB Medium Voltage Products type test laboratory. He has worked testing electronic components and protection relays, including the SPACOM and RELION series. Rantamarkkula has professional experience in type testing, EMC testing, environmental testing, and mechanical testing. He also has experience working in Saudi Arabia, South Korea, United Arab Emirates, and several European territories.