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A. Mateo Espinosa is an experienced IT professional currently serving as an Information Technology System Network Administrator at Pacesetter since March 2022. Previously worked as an IT Specialist in DevSecOps at the VA Office of Information and Technology from May to December 2021, where responsibilities included Tier 1 and Tier 2 IT support and troubleshooting technical issues. A. Mateo Espinosa also served in the US Navy from February 2012 to February 2017 as a Hospital Corpsman and Expanded Function Dental Assistant, managing scheduling systems for over 6,000 military personnel and coordinating medical training with allied forces. Academic qualifications include a Bachelor of Science in Cybersecurity from Kennesaw State University, with ongoing studies in Information Systems, Security Infrastructure – IT Management at Santa Fe College.