Network Engineer / Specialist

Introduction:

The candidate is an experienced Network Engineer with a robust background in designing, implementing, and maintaining network infrastructures. They have managed large-scale LAN and WAN networks, ensuring high availability and optimized performance. Their expertise includes enhancing network security, automating device configurations, and optimizing routing protocols like BGP, OSPF, and EIGRP. The candidate has successfully led the deployment of multicast routing systems and improved network security by implementing firewall management and security hardening strategies, reducing vulnerabilities and cybersecurity incidents. They have designed and implemented complex network solutions, including IPsec tunnels and high availability configurations, resulting in minimized downtime and increased reliability. In their recent role, the candidate led a Cisco SDWAN pilot, improving network reliability and performance by 50% across multiple branches. They have also been instrumental in network monitoring and performance optimization, utilizing tools like NetFlow Analyzer to manage bandwidth and enhance traffic flow. With a strong focus on continuous improvement, the candidate streamlined network design and updated documentation, ensuring accurate representation and system efficiency. Their experience in the design and implementation of NOCs using monitoring platforms like OpManager and SolarWinds has been crucial in enhancing network visibility and reducing downtime through proactive monitoring and troubleshooting. Overall, the candidate has a proven track record in managing large-scale network projects and improving network security and performance through strategic planning, automation, and effective troubleshooting.

Responsibilities:

• Network Design & Implementation: Led the design and deployment of network infrastructures for large-scale LAN and WAN environments, supporting over 12,000 devices across multiple states.
• Network Security: Enhanced network security through firewall administration and configuration of advanced security protocols, significantly reducing unauthorized access attempts and cybersecurity incidents.
• Routing Protocol Optimization: Configured and optimized routing protocols, including BGP, OSPF, and EIGRP, to improve network performance and efficiency across core, distribution, and access layers.
• Automation of Network Configurations: Automated Cisco device configurations using Cisco Prime Infrastructure, reducing manual errors and increasing overall network security.
• Multicast Routing Implementation: Deployed and managed PIM SM for multicast routing, improving network performance and reducing lag.
• High Availability & Fault Tolerance: Designed and implemented high availability (HA) solutions using HSRP, Link Aggregation, and switch stacking to improve system uptime and reliability.
• Network Monitoring & Performance Optimization: Utilized NetFlow Analyzer and other tools for real-time monitoring, traffic analysis, and fault detection, optimizing bandwidth usage and traffic management.
• IPsec Tunnel Management: Managed IPsec Tunnels for secure WAN data transmission, ensuring data confidentiality and integrity.
• Network Documentation: Updated and maintained accurate network documentation to improve system efficiency and network troubleshooting.
• Network Security Hardening: Led a network security hardening project, configuring advanced protocols to improve security and reduce vulnerabilities.
• Cisco SDWAN Pilot Implementation: Managed the implementation of Cisco SDWAN across multiple branches, improving network reliability, performance, and reducing operational costs.
• NOC Design & Implementation: Designed and implemented a Network Operations Center (NOC) using tools like OpManager, SolarWinds, and NetFlow Analyzer to enhance proactive network monitoring and fault detection.
• Capacity Planning & Troubleshooting: Performed capacity planning and proactive troubleshooting to reduce downtime and ensure the network’s smooth operation.
• Collaboration with Cross-functional Teams: Worked remotely with cross-functional teams to troubleshoot and resolve network issues, ensuring minimal downtime and high availability.
• Project Leadership: Led multiple projects related to network infrastructure design, security enhancements, and SD-WAN implementations, ensuring successful execution and improved network performance.