Derek Edmondson

Experience

1. Systems Engineer, Principal Ii

   Meteorcomm

   May 2011 — Present · US

   May 2011 to PresentMeteorcommTitle: Principal RF Systems Engineer, PTCDuties: Provide support for deployment of Nationwide Positive Train Control Radio Network from a field environment perspective; Execute test measurements in the Locomotive and Wayside, and Base Station Environments; Troubleshooting of GPS Environment issues; PTC Interference Resolution; Radio Network Planning Support; ITCnet Protocol Analysis in the Common Air interface; Conceptualized and co-developed the Advanced Radio Map Tool, the Deployment Support Map Tool, the Discovery Node Network Dashboards, and architected, engineered, built, and deployed the Discovery Nodes; Supported the development and launch of the NPM/Governance Tool; Supported the development team for ARComet, an automatic provisioning tool for critical infrastructure remote radios; worked closely with Railroad Maintainers and Train Crews employed by BNSF, Union Pacific, Norfolk Southern, CSX, Canadian National, Canadian Pacific, and Kansas City Southern, to execute test plans and solve problems with radio network performance and integration; Worked closely with the MTA North commuter service in New York, and the Long Island Railroad commuter service in New York and Connecticut, characterizing and resolving interference issues caused by EMI and RFI; Worked closely with the Metra Commuter Service in the Chicagoland region, including training operators and maintainers; Worked closely with Metrolink and CalTrain commuters to resolve integration issues with PTC equipment and its operating environment in the field;