David Johnston has extensive experience in technical support and telecommunications, with a career spanning over three decades. Currently serving as a Sr. Technical Support Engineer at Black Box Network Services since January 2016, David provides on-site technical assistance at the Houston Airport System. Previous roles include Tech IV at Whitlow Communications, Inc., Telecommunications Technician IV at Arrow Si, Field Technician at ATSI Business Communications Systems, and Technical Services Supervisor at Black Box Network Services (formerly NextiraOne), where responsibilities included managing a team and developing operational processes. David's early career involved positions at Williams Communications, Verizon, WilTel Communications, and Centel Corp, where foundational skills in technical support and installation of telecommunications systems were established.
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