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Stephen Walker is an experienced ICT Manager at DCA - Database Consultants Australia, responsible for modernizing security controls and leading a team of seven ICT professionals. With a focus on achieving PCI DSS and ISO27001 certifications, Stephen has effectively collaborated with business units to secure multi-million-dollar contracts. Prior roles include Network Administrator, where Stephen established a program for PCI DSS certification, and Client Liaison Officer, emphasizing client satisfaction and service quality. Earlier experience as Service Desk Manager at Lennox Australia involved modernizing service delivery and providing technical support to field technicians. Stephen holds a Bachelor's degree in Mechanical Engineering from Monash University, a Certificate IV in IT Tech Support from Holmesglen Tafe, and a Certificate in Linux Server Management and Security from the University of Colorado Boulder.