Jason Callahan

Senior Network Engineer at John Holland

Jason Callahan is a Senior Network Engineer with extensive experience in companies such as John Holland, Jemena, Cube Networks, Simplot Australia Pty Ltd, Orange Business Services, RMIT University, National Australia Bank, Bank of New Zealand, Gisborne Hospital, and Computerland Eastland. Their expertise includes network maintenance, hardware/software deployments, network security, global security migration, web services, corporate intranet, technical support, and server administration.

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