Load Balancer and Network Security Advisor

NTT DATA Global Delivery Services Ltd; Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

NTT DATA in Bangalore, Karnataka, India seeks a Load Balancer-Network Security Advisor to manage DNS, DHCP, IPAM, and IPControl infrastructure across on-premises, hybrid and cloud environments.

Responsibilities include configuring and maintaining load balancers (F5 BIG-IP, Citrix ADC, HAProxy/NGINX), DNS records, DHCP scopes, SSL offloads, and capacity forecasting, with a focus on automation and reliability.

Qualifications

• Experience administering DNS/DHCP/IPAM in enterprise environments.
• Hands-on with IPControl or similar IPAM tooling.
• Familiarity with multi-cloud DNS/DHCP provisioning and troubleshooting.

Responsibilities

• Configure and manage load balancers (LTM/GTM, Citrix ADC, HAProxy/NGINX).
• Maintain DNS/DHCP/IPAM services and IP address lifecycle.
• Plan subnet provisioning, capacity forecasting and IPv4/IPv6 space management.
• Troubleshoot DNS/DHCP issues and support cloud DNS services.

Skills

Load Balancer

DNS/DHCP/IPAM

LTM/GTM

Citrix ADC

HAProxy

NGINX

SSL offloading

Scripting

Automation

Multi-cloud

Tools

CygnaLabs IPControl

Microsoft DNS/DHCP

ISC Kea

BIND

Python scripting

APIs

Job description

Load Balancer-Network Security Advisor Req ID: 386633 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, we are currently seeking a Load Balancer-Network Security Advisor to join our team in Bangalore, Karnātaka (IN-KA), India (IN). DDI Responsible for the administration, automation, and support of the enterprise DDI (DNS, DHCP, and IP Address Management) platform using CygnaLabs IPControl, ensuring reliable IP address allocation, DNS resolution, DHCP services, network automation, and compliance across on-premises, hybrid, and cloud environments. Key responsibilities include managing and maintaining the IPControl infrastructure; administering enterprise DNS, DHCP, and IPAM services; creating and managing IP address blocks, subnets, DHCP scopes, reservations, and DNS zones; monitoring DHCP pool utilization and IP address consumption; planning and allocating IPv4 and IPv6 address space; maintaining accurate IP inventory and lifecycle management; performing subnet provisioning, reclamation, and capacity forecasting; supporting multi-cloud environments; configuring and troubleshooting DNS records, zones, and policies; managing DHCP failover and lease monitoring; supporting Microsoft DNS/DHCP, ISC/Kea, BIND, and cloud DNS services; resolving production incidents affecting DNS and DHCP operations; and leveraging automation tools, APIs, and scripting to streamline network provisioning, improve operational efficiency, and ensure service reliability.

Load Balancer Management

• Configure and manage load balancers such as: F5 BIG-IP (LTM/GTM), Citrix ADC (NetScaler), HAProxy / NGINX (if applicable)
• Implement L4/L7 load balancing
• Configure: Virtual servers
• Pools and health monitors
• SSL offloading and certificates
• Optimize traffic distribution and application performance
• Troubleshoot load balancing and application connectivity issues

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 a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees.

NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.