Senior Network Engineer
- Directed a team of 9 IT/OT professionals to perform high-priority projects,achieving 35% increase in project completion efficiency.- Redesigned a network of over 3,000 IT/OT devices, implementing failovermechanisms, redundant paths, and clustering; combined with a 24/7troubleshooting team, improved network stability and increased uptime to99.8%.- Reformed technical designing and troubleshooting methods, enhancingresource allocation and reducing maintenance cost by… Show more - Directed a team of 9 IT/OT professionals to perform high-priority projects,achieving 35% increase in project completion efficiency.- Redesigned a network of over 3,000 IT/OT devices, implementing failovermechanisms, redundant paths, and clustering; combined with a 24/7troubleshooting team, improved network stability and increased uptime to99.8%.- Reformed technical designing and troubleshooting methods, enhancingresource allocation and reducing maintenance cost by 25%.- Managed cybersecurity contracts in compliance with ISO 27001 and 27005,enhancing the protection of the entire network infrastructure through riskmanagement and systematic security practices and reducing cybersecurity risk by over 10% annually.- Deployed backup methods and disaster recovery plans, substantiallypreventing data loss and service interruption.- Managed Privileged Access Management (PAM) solutions and FortiGatefirewalls to control access to critical systems, ensuring compliance withcompany policies and significantly reducing the risk of cyber-attacks.- Applied Cisco CIS benchmarks to harden network devices, ensuring secureconfigurations and reducing vulnerabilities.- Configured and optimized dynamic routing protocols, including EIGRP andOSPF, and deployed high availability protocols such as HSRP and VRRP; setup ATM and BRI interfaces for WAN connectivity.- Utilized SolarWinds NPM with SNMP protocol and Kiwi Syslog for real-timenetwork monitoring and performance analysis, aiding in effectivetroubleshooting. Show less