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Drew Liszewski is a Senior Network Engineer at Ameren since September 2021, bringing extensive experience in telecommunications and network systems. Prior roles include Senior Engineer in Systems Architecture at T-Mobile and multiple engineering positions at Sprint, where responsibilities spanned from device development and testing as a Product Development Engineer III to RF engineering and troubleshooting as an RF Engineer I and Device Testing Specialist I. Drew's expertise covers various technologies, including 5G, LTE, and IoT applications, while also contributing to technical specifications and compliance with regulatory standards. Educational qualifications include a Bachelor of Science in Electrical & Computer Engineering from the University of Missouri-Kansas City and a Bachelor of Arts in Audio Production from Webster University.