Lead Network Engineer - Hybrid Load Balancer

EPAM Systems; India; Hybrid; INR 4,500,000 - 7,500,000; Full time

Job summary

EPAM Systems is seeking an experienced Network Engineer to design and run end-to-end hybrid load balancing across on-premises servers, private clouds, and public clouds (AWS, Azure, GCP). You will configure advanced algorithms, manage F5 BIG-IP and Avi platforms, and implement IaC with Terraform and Ansible.

You will ensure SSL/TLS lifecycle, WAF integration, DDoS mitigation, and secure traffic policies while performing root-cause analyses to keep platforms reliable and scalable.

Qualifications

• 8-12 years in network engineering with at least 5 years F5 engineering.
• Expertise in F5 BIG-IP (LTM, DNS, VE) and HAProxy tuning.
• Proficiency with automation: Ansible, Python, Terraform.
• Knowledge of Kubernetes ingress controllers and cloud-native load balancers.

Responsibilities

• Design end-to-end hybrid load balancing architectures across on-prem, private, and multi-cloud environments.
• Configure and manage advanced load balancing algorithms such as Round Robin and IP Hash.
• Administer F5 BIG-IP, Avi Load Balancer, and native cloud balancers (AWS/Azure).
• Implement IaC using Terraform, Ansible, or Python scripts for provisioning and updates.
• Ensure SSL/TLS lifecycle management, WAF integration, and DDoS mitigation.
• Perform L3/L4 root-cause analyses to maintain platform reliability.

Skills

Network engineering

Load balancing

Root-cause analysis

Security of networks

Tools

F5 BIG-IP

Avi Load Balancer

HAProxy

Kubernetes Ingress

Azure Load Balancer

AWS NLB

Terraform

Ansible

Python

Job description

Responsibilities

Design end-to-end hybrid load balancing architectures to securely distribute client requests across on-premises servers, private clouds, and multi-cloud environments (AWS, Azure, GCP) Configure and manage advanced load balancing algorithms such as Round Robin, Least Connections, IP Hash, and Geo-proximity/Latency-based routing Administer enterprise ADC and load balancing platforms, including F5 BIG-IP (LTM, GTM/DNS, ASM, APM), VMware Avi Load Balancer (NSX Advanced LB), and native cloud balancers (AWS ALB/NLB, Azure Front Door/Load Balancer) Implement Infrastructure as Code (IaC) using Terraform, Ansible, or Python/Bash scripts to automate load balancer provisioning, certificate rotation, and policy updates Ensure SSL/TLS certificate lifecycle management, web application firewall (WAF) integration, DDoS mitigation, and secure traffic policies across hybrid perimeters Perform L3/L4 root-cause analyses to maintain platform reliability and troubleshoot complex network issues

Requirements

8-12 years of total experience in network engineering, including a minimum of 5 years of F5 engineering experience Expertise in F5 BIG-IP (LTM, DNS, VE) Skills in HAProxy design and tuning Familiarity with Kubernetes ingress controllers Knowledge of Azure and AWS cloud-native load balancers Proficiency in automation using Ansible, Python, or Terraform