Sr Network Engineer - F5 Load Balancer

Adobe

5 - 10 years

20 - 25 Lacs

noida

Posted:1 day ago| Platform:

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Skills Required

automation change management lan dns http cisco mpls dhcp python ospf

Work Mode

Work from Office

Job Type

Full Time

Job Description

Looking for an adaptable Sr Network Engineer (L3) with extensive knowledge in F5 Load Balancers and Data Center LAN Fabric. The role involves deploying and supporting high-availability, scalable, and secure network solutions for enterprise, private cloud, and data center environments.

Key Responsibilities F5 Load Balancer (Mandatory)

Develop, deploy, and maintain F5 BIG-IP solutions (Local Traffic Manager, Global Traffic Manager/Domain Name System, Application Security Manager, Application Performance Management).
Optimize application delivery, performance, and reliability.
Integrate F5 with cloud platforms (AWS, Azure, GCP) and on-premises infrastructure.
Troubleshoot and resolve complex load balancing and application delivery issues.
Manage documentation for F5 configurations and operational guidelines.
Guarantee conformity with change control and security policies.
Engage in on-call rotation and assist with maintenance tasks outside of regular working hours.

Data Center LAN Fabric (Highly Desirable)

Implement and coordinate contemporary network frameworks like EVPN, VxLAN, and SDN or equivalent experience in data centers and cloud environments.
Operate switches, routers, and fabric controllers (Cisco, Arista, Juniper, Versa, NSX).
Optimize network performance, reliability, and scalability.
Monitor and troubleshoot fabric health using tools (NetFlow, Grafana, SolarWinds).
Document network designs, configurations, and operational procedures.
Ensure compliance with change management and security standards.
Support maintenance and participate in on-call rotation.

DNS (Nice-to-Have)

Understand DNS, DHCP, and IPAM solutions (Infoblox, F5 GTM/DNS).
Grasp DNS reliability, security, and performance across hybrid environments.
Understand 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.

Qualifications Skills

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.
Certifications: F5 Certified Administrator/Expert, CCNP
Excellent troubleshooting, analytical, and communication skills.

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