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Server Load Balancer Engineer

India, Mumbai · Job Posted January 26, 2026
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Job Description

The Server Load Balancer Engineer is a senior role focused on the architecture and management of load-balancing solutions, particularly with F5 BIG-IP. The SLB & GSLB L3 Engineer is a senior subject matter expert responsible for the architecture, deployment, and operational management of mission-critical load-balancing solutions. This role requires extensive experience with F5 BIG-IP LTM and GTM, or similar platforms, in a highly regulated and performance-sensitive banking environment.

Job Responsibility

  • Design, implement, and maintain F5 BIG-IP solutions, including LTM for SLB and GTM for GSLB, adhering to industry best practices
  • Act as the Level 3 escalation point for complex F5 and application-related issues
  • Perform advanced configuration tasks such as creating and modifying virtual servers, pools, health monitors, profiles, and iRules
  • Plan and execute software upgrades, patches, and hotfixes for F5 BIG-IP appliances (physical and virtual)
  • Conduct performance analysis and capacity planning for the F5 infrastructure
  • Expertise in implementing global server load balancing (GSLB), familiarity with WebSocket and gRPC protocols
  • Work closely with application development, network, and security teams to understand requirements and implement solutions
  • Maintain network and security architecture diagram and review and update the based-on changes
  • Provide the suggestions for any enhancements/changes that can enhance the security posture and/or add business value to the delivery framework
  • Shall analyze incidents independently & identify root cause and act for containment and remediation
  • Provides engineering analysis and architectural design of technical solutions

Requirements

  • BE/B-Tech/BCA or master’s degree in CS/IT
  • CCNP (R&S) + OEM F5 Certified Technical Specialist (F5-CTS) (2 certifications)
  • 6-8 years’ relevant experience
  • Expert-level, hands-on experience with F5 BIG-IP (LTM, GTM) or Citrix NetScaler
  • Technology (OEM): F5 BIG-IP (LTM, ASM),(HTTP/HTTPS, REST APIs), (OWASP Top 10, DDoS)

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  • Uses service assurance software and tools to investigate and diagnose problems, collects performance statistics and creates reports
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  • Maintains the support process and ensures that requests for support are handled according to the procedures
  • Uses service assurance software and tools to investigate and diagnose problems, collects performance statistics and creates reports, working with users, other staff and suppliers as appropriate
  • Identifies and resolves problems following agreed procedures
  • Carries out agreed maintenance tasks
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nttdata.com Logo
NTT DATA
Expiration Date
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  • Plan and execute software upgrades, patches, and hotfixes for F5 BIG-IP appliances
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  • Provide Level 2 support for all incidents and service requests related to DMZ SLBs and perimeter GSLBs, resolving complex issues escalated from L1 teams
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  • 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
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  • Ensure application traffic flows securely through the DMZ and across multiple data centers, coordinating with Security Operations Center (SOC) teams as needed
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