Server Load Balancer Engineer (L3) - Mumbai

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Education*: BE/B-Tech/BCA or master’s degree in CS/IT

Certification*: CCNP (R&S) + OEM F5 Certified Technical Specialist (F5-CTS) (2 certifications)

Experience*: 6-8 years’ relevant experience.

Technology (OEM)*: F5 BIG-IP (LTM, ASM),(HTTP/HTTPS, REST APIs), (OWASP Top 10, DDoS).

Skills: Expert-level, hands-on experience with F5 BIG-IP (LTM, GTM) or Citrix NetScaler.

Job summary

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. The engineer will provide advanced L3-level support, lead complex projects, and ensure the resilience and security of traffic management systems.

Key Responsibilities

• 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. This includes in-depth analysis of packet captures, logs, and system dashboards to resolve traffic flow, connectivity, and performance problems.
• Perform advanced configuration tasks such as creating and modifying virtual servers, pools, health monitors, profiles, and iRules. Manage configuration synchronization and device failover.
• Plan and execute software upgrades, patches, and hotfixes for F5 BIG-IP appliances (physical and virtual). Manage system backups and recovery procedures.
• Conduct performance analysis and capacity planning for the F5 infrastructure. Propose optimization strategies to enhance application delivery and efficiency.
• 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. Provide technical guidance and mentorship to junior engineers.
• Maintain network and security architecture diagram and review and update the based-on changes. Further, proper maintenance for LLD and HLD for each solution and regular update of the same.
• 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
• Sound analytical and troubleshooting skills
• Good Team Management and co-ordination skills

Workplace type:

On-site Working

About NTT DATA
NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services.  Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

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