Network Engineer - L3 Support

As a Network Engineer L3 Support at GSPANN, you will be responsible for handling escalations, leading root-cause analysis, and optimizing hybrid network environments across global operations. Your role will involve coordinating with OEMs, overseeing and optimizing network infrastructure, managing network authentication platforms, handling load balancers, maintaining DDI services, administering cloud networking setups, and automating processes for real-time health monitoring and incident healing. Key Responsibilities: - Coordinate with Original Equipment Manufacturers (OEMs) such as Cisco, Palo Alto Networks, and Microsoft to resolve issues within defined SLAs. - Oversee and optimize enterprise network infrastructure including firewalls, switches, access points, and wireless LAN controllers. - Manage network authentication platforms like Cisco Identity Services Engine (ISE) and TACACS. - Handle load balancers across environments, including F5 and Microsoft Azure. - Maintain DDI services using Infoblox and Microsoft DNS/DHCP. - Administer cloud networking setups on Microsoft Azure and AWS. - Design and implement automation for real-time health monitoring and incident healing. - Automate processes across asset lifecycle management, patching, upgrades, and provisioning. - Contribute to Infrastructure as Code (IaC) adoption and FinOps initiatives. - Lead efforts around capacity planning, performance tuning, and network availability optimization. - Maintain and enforce SOPs, hardening policies, and patch compliance. - Support Disaster Recovery readiness by conducting routine backup restoration drills. - Drive continuous service improvement initiatives across network infrastructure and operations. - Mentor and train L0L2 engineers to build technical depth and support maturity. - Lead upgrades and refresh projects to maintain supported versions of hardware and software. - Serve as the final escalation point for Level 0 to Level 2 (L0L2) teams on all network-related incidents. - Lead root-cause analysis (RCA) and manage problem resolution for recurring or high-impact issues. Qualifications Required: - 8+ years of experience in enterprise network engineering roles. - Expertise in Cisco networking technologies, including switches, access points, and DNAC. - Hands-on experience with next-generation firewalls such as Palo Alto Networks and Microsoft Azure Firewall. - Proficiency in managing DDI solutions using Infoblox and Microsoft DNS/DHCP. - Ability to support enterprise wireless LANs and associated controllers. - Experience in operating within cloud networking environments including Microsoft Azure and AWS. - Skills in developing and maintaining automation scripts using Python, Ansible, or similar tools. - Familiarity with network monitoring, asset management, and orchestration tools to drive operational efficiency. - Deep understanding of ITIL processes and large-scale enterprise IT operations. As a Network Engineer L3 Support at GSPANN, you will be responsible for handling escalations, leading root-cause analysis, and optimizing hybrid network environments across global operations. Your role will involve coordinating with OEMs, overseeing and optimizing network infrastructure, managing network authentication platforms, handling load balancers, maintaining DDI services, administering cloud networking setups, and automating processes for real-time health monitoring and incident healing. Key Responsibilities: - Coordinate with Original Equipment Manufacturers (OEMs) such as Cisco, Palo Alto Networks, and Microsoft to resolve issues within defined SLAs. - Oversee and optimize enterprise network infrastructure including firewalls, switches, access points, and wireless LAN controllers. - Manage network authentication platforms like Cisco Identity Services Engine (ISE) and TACACS. - Handle load balancers across environments, including F5 and Microsoft Azure. - Maintain DDI services using Infoblox and Microsoft DNS/DHCP. - Administer cloud networking setups on Microsoft Azure and AWS. - Design and implement automation for real-time health monitoring and incident healing. - Automate processes across asset lifecycle management, patching, upgrades, and provisioning. - Contribute to Infrastructure as Code (IaC) adoption and FinOps initiatives. - Lead efforts around capacity planning, performance tuning, and network availability optimization. - Maintain and enforce SOPs, hardening policies, and patch compliance. - Support Disaster Recovery readiness by conducting routine backup restoration drills. - Drive continuous service improvement initiatives across network infrastructure and operations. - Mentor and train L0L2 engineers to build technical depth and support maturity. - Lead upgrades and refresh projects to maintain supported versions of hardware and software. - Serve as the final escalation point for Level 0 to Level 2 (L0L2) teams on all network-related incidents. - Lead root-cause analysis (RCA) and manage pr