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David Parker is an experienced technology professional and network administrator currently employed at Nsight since October 2012, where significant contributions include the design and implementation of comprehensive monitoring systems for cellular infrastructure using Zabbix and Raspberry PI technologies. Previous roles include system administration at AdXplore, focusing on fault-tolerant network arrangements, and senior software engineering positions at Red Hat Inc., NOCpulse Inc., Global Crossing, Frontier Communications, and Schneider Communications, where key achievements encompass infrastructure provisioning, monitoring systems development, and OO design training. David Parker began a programming career at Wisconsin National Life Insurance, developing life insurance systems and maintaining COBOL programs. Education was completed at the University of Wisconsin-Madison.