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Ray Rettig is a seasoned Wireless Embedded Software Engineer at Carrier HVAC, with experience dating back to January 2021. Prior to this role, Ray served as a Senior Firmware Engineer at Allegion, PLC from December 2013 to June 2020, where responsibilities included developing code, designing solutions, and improving firmware development processes. Before Allegion, Ray worked at Ingersoll Rand from May 2005 to December 2013, focusing on taking products from concept to production and establishing best practices to enhance development efficiency. Ray holds a Bachelor of Engineering (B.E.) in Electronics Engineering Technology from Purdue University, graduating Summa Cum Laude.