Mr Nejaim has spent the last 25 years in telecommunications, most recently Telstra, where he was Executive Director - Product Engineering until June 2020 and previously held positions of Director Global Enterprise Product Engineering and Director Network Services and Facilities. Prior to Telstra, he held several senior executive roles at Optus and the broader SingTel group, in particular Group Vice President, IP Core Engineering, Vice President, Converged Services Engineering and Head of Strategy and Planning, Networks and GM, IP Services Engineering. Karim has experience in senior management of listed technology companies.