Server Load Balancer Engineer (L2) Job at NTT DATA (Kolkata)

Job Description

Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. The L2 F5 Network Engineer is responsible for the day-to-day operations, maintenance, and support of the F5 load-balancing infrastructure. This includes both Local Traffic Manager (LTM) for Server Load Balancing (SLB) and BIG-IP DNS (formerly GTM) for Global Server Load Balancing (GSLB). The role focuses on ensuring high availability, performance, and security of critical banking applications by handling incidents, executing changes, and assisting with problem resolution. The engineer will work within a strict, regulated environment and must adhere to all security and compliance protocols.

Job Responsibility

Provide Level 2 support for all incidents and service requests related to DMZ SLBs and perimeter GSLBs, resolving complex issues escalated from L1 teams
Perform routine health checks, proactive monitoring, and performance tuning of the load balancing infrastructure
Execute change requests for network and security modifications, including new virtual server configurations, pool member updates, and rule/iRule adjustments, following strict change management protocols
Assist with regular patching, software upgrades, and hardware maintenance of F5 BIG-IP devices and other related infrastructure, often during non-business hours
Implement and enforce network security policies and best practices specific to the banking sector, including PCI DSS and other regulatory requirements
Act as a liaison between L1 and L3 support teams, developers, and project managers
Assist with security audits, provide evidence of compliance, and address any security or vulnerability findings related to the load balancing environment
Ensure application traffic flows securely through the DMZ and across multiple data centers, coordinating with Security Operations Center (SOC) teams as needed
Shall analyze incidents & identify root causes and act for containment and remediation
Shall co-ordinate with the different departments/stakeholders for incident analysis and remedial action
Provides engineering analysis and architectural design of technical solutions

Requirements

Provide Level 2 support for all incidents and service requests related to DMZ SLBs and perimeter GSLBs, resolving complex issues escalated from L1 teams
Perform routine health checks, proactive monitoring, and performance tuning of the load balancing infrastructure
Execute change requests for network and security modifications, including new virtual server configurations, pool member updates, and rule/iRule adjustments, following strict change management protocols
Assist with regular patching, software upgrades, and hardware maintenance of F5 BIG-IP devices and other related infrastructure, often during non-business hours
Implement and enforce network security policies and best practices specific to the banking sector, including PCI DSS and other regulatory requirements
Act as a liaison between L1 and L3 support teams, developers, and project managers
Assist with security audits, provide evidence of compliance, and address any security or vulnerability findings related to the load balancing environment
Ensure application traffic flows securely through the DMZ and across multiple data centers, coordinating with Security Operations Center (SOC) teams as needed
Shall analyze incidents & identify root causes and act for containment and remediation
Shall co-ordinate with the different departments/stakeholders for incident analysis and remedial action
Provides engineering analysis and architectural design of technical solutions
Strong, hands-on experience with enterprise-grade load balancers, preferably F5 BIG-IP LTM (Local Traffic Manager) and GTM (Global Traffic Manager)

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Server Load Balancer Engineer (L2)

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