Ugo Opara
Sr Network Engineer @Memorial Hermann Health System
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WORK HISTORY
Sr Network Engineer @Memorial Hermann Health System
Houston, TX, US
Successfully performed Layer 2 and Layer 3 network migrations from Brocade to Aruba LAN Switching, ensuring successful cutovers through firmware validation and routing verification. Conducted in-depth analysis of network traffic across IT and OT environments to identify and resolve routing inefficiencies, latency, and connectivity issues. Performed wireless site surveys to support access point deployments, identifying co-channel interference, RF congestion, and coverage gaps.Deployed, monitored, and troubleshot Meraki L2/L3 switches using the Meraki Dashboard, including device onboarding and license management for MR and MS series access points and switches. Supported Layer 3 routing and IPsec VPN tunnels on Palo Alto Networks firewalls using Panorama, performing IDS/IPS management, signature updates, ACL administration, and log monitoring.Maintained and standardized MDF, IDF, and BDF network closets, ensuring proper cabling, labeling, environmental standards, and UPS redundancy for network and ISP equipment. Managed and monitored over network nodes using SolarWinds and Aerohive management tools, resolving issues related to stacking, LAGs, CPU utilization, PoE, autonomous access points, cold starts, and duplicate IP addressing.Applied OSI and TCP/IP models to diagnose network issues using CLI on access-layer switches and core routers. Coordinated with vendors and internal IT teams to meet enterprise technical requirements and support operational initiatives. Built, tested, and automated monitoring and alerting solutions using syslog and SNMP traps, leveraged SolarWinds automation for switch configuration and testing, and authored ServiceNow knowledge base articles to improve resolution efficiency within Network Operations. Configured, deployed, and supported enterprise platforms including Cisco Identity Services Engine (ISE), Aruba ClearPass, DHCP services, VMware, Infoblox (DDI), Splunk, SolarWinds, EcoStruxure, Ekahau, Aerohive, and Aruba Central.
EDUCATION
Rice University
Certification of Completion, Cyber Security, Information Technology
Cisco Networking Academy
CCNA, Information Technology
University of Houston
Bachelor of Technology - BTech
University of Houston
Computer Engineering Technology, Information Technology
ABOUT UGO OPARA
Career-driven individual with over 7 years of experience in Information Technology and Operational Technology. Possesses a strong foundation in Networking and Security, and is highly motivated by opportunities that foster value creation and personal growth. A dedicated and determined problem solver, self-motivated with a continuous desire to learn and adapt.Successfully led a team to implement a secure network infrastructure for a major Health Care System resulting in a 30% increase in system efficiency.Deployed a comprehensive network protocol that reduced security incidents by 40%.Engineered and maintained OT systems, ensuring seamless integration with IT networks and enhancing overall operational efficiency.
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