Network Administrator - Routing & Switching

About The Job :

Key Responsibilities :

• Modify network configurations and architecture to align with certification requirements.
• Guide the team on maintaining efficient network operations while adhering to certification standards.
• Perform network administration and engineering tasks on routers, switches, and other hardware network products.
• Support daily network operations, implementing necessary changes to maintain optimal network performance.
• Configure, manage, and troubleshoot Fortinet Firewalls, Forti Switches, and Forti Wireless Access Points (WAP).
• Manage and troubleshoot routing, firewall, and switching systems with a strong focus on network security.
• Diagnose and resolve firewall-related issues, with expertise in routing protocols, particularly OSPF.
• Stay updated with industry knowledge on networking, telecommunications, VoIP, LAN / WAN, and TCP / IP administration.
• Address network performance issues such as connectivity, bandwidth, and latency.
• Plan and execute device backups, updates, upgrades, patches, and vulnerability remediation to ensure a secure and efficient network.
• Manage severe or crisis incidents, coordinating with vendors and OEMs to ensure a smooth resolution.
• Create and maintain detailed documentation of network configurations, troubleshooting processes, and best practices.
• Participate in on-call rotations to handle critical network incidents and minimize downtime.
• Set up networks from initial configuration (day 0) to operational status (day 1), making necessary adjustments.
• Conduct network testing using L3 protocols, specifically BGP and OSPF.
• Implement and manage Radius, AAA, and TACACS+ protocols.
• Ensure secure network operations through IPSec configurations.
• 5+ years of experience in managing large scale Network.
• Use and contribute to procedures and tools to develop and safely execute network changes.
• Develop solutions for support team members to act on network failure conditions.
• Collaborate with network vendor technical account team and quality assurance team to drive bug resolution and assist with qualification of new firmware and / or operating systems.
• Manage and Perform Firmware upgrades and configuration refreshes.
• Strong knowledge of protocols and services such as MPLS, BGP / OSPF / IS-IS, TCP, IPv4, IPv6, DNS, DHCP, VxLAN and EVPN.
• Extensive experience with scripting or automation and data center design Python preferred but must demonstrate expertise in scripting or compiled language.
• Experience with networking protocols such as TCP / IP, VPN, DNS, DHCP, and SSL.
• Experience with network monitoring and telemetry solutions.
• Experience working in a large ISP or cloud provider environment
• Experience working in a network operations role.

(ref : hirist.tech)