Sr Network Engineer (l3) – F5 & Dc Fabric Specialist

Adobe Adobe · Enterprise · Bangalore, India +1

This role is for a Sr. Network Engineer (L3) specializing in F5 Load Balancers and Data Center LAN Fabric. The primary responsibilities include deploying, supporting, and optimizing high-availability network solutions for enterprise, private cloud, and data center environments, with a strong emphasis on F5 BIG-IP modules and modern network fabrics like EVPN/VxLAN/SDN. Experience with DNS is a plus. The role requires deep expertise in network engineering and related protocols.

What you'd actually do

  1. Develop, deploy, and maintain F5 BIG-IP solutions (Local Traffic Manager, Global Traffic Manager/Domain Name System, Application Security Manager, Application Performance Management).
  2. Optimize application delivery, performance, and reliability.
  3. Integrate F5 with cloud platforms (AWS, Azure, GCP) and on-premises infrastructure.
  4. Implement and coordinate contemporary network frameworks like EVPN, VxLAN, and SDN or equivalent experience in data centers and cloud environments.
  5. Operate switches, routers, and fabric controllers (Cisco, Arista, Juniper, Versa, NSX).

Skills

Required

  • 6+ years of experience in enterprise-grade network engineering
  • Deep expertise in F5 modules (LTM, GTM/DNS, ASM, APM) and iRules scripting
  • Expert in network fabrics (EVPN, VxLAN, SDN), data center LAN switching, and automation (Python, Ansible)
  • Strong understanding of TCP/IP, SSL/TLS, HTTP/S, BGP, OSPF, MPLS, QoS, ACLs, DHCP, DNSSEC
  • Experience with F5, Cisco, Arista
  • F5 Certified Administrator/Expert
  • CCNP

Nice to have

  • Experience with DNS, DHCP, and IPAM solutions (Infoblox, F5 GTM/DNS)
  • Understanding of DNS reliability, security, and performance across hybrid environments
  • Understanding DNS resolution mechanics to differentiate and diagnose DNS vs VIP impairments
  • Implement DNS security best practices (DNSSEC, RPZ, threat mitigation)
  • Monitor, troubleshoot, and resolve DNS-related issues as needed
  • Maintain documentation for DNS operational procedures
  • Adhere to change control and compliance standards
  • Participate in on-call rotation and support maintenance during off-peak hours

What the JD emphasized

  • F5 Load Balancer (Mandatory)
  • Data Center LAN Fabric (Highly Desirable)
  • Deep expertise in F5 modules (LTM, GTM/DNS, ASM, APM) and iRules scripting.
  • Expert in network fabrics (EVPN, VxLAN, SDN), data center LAN switching, and automation (Python, Ansible).