Mamoun is a research fellow working with Professor Roderic Broadhurst on the project ‘The evolution of cybercrime: the monitoring of serious crime in cyberspace’ at RegNet, in the ARC Centre of Excellence in Policing and Security (CEPS). Prior to joining RegNet Mamoun was a research fellow at the Internet Commerce Security Laboratory (ICSL) at the University of Ballarat where he worked on Computer Forensic and Malware analysis projects.

He received his PhD from the School of Science, Information Technology and Engineering, University of Ballarat, with the thesis title ‘Forensic Identification and Detection of Hidden and Obfuscated Malware’. Mamoun's Master thesis, ‘Cyber security Analysis Using Attack Countermeasure Trees for Information Assurance Analysis’, investigated the area of computer security and networking.