Senior Network Security Specialist - NetDevOps

NTT DATA Global Delivery Services Ltd; Bengaluru; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

NTT DATA Global Delivery Services Ltd seeks a NetDevOps Network Security Senior Specialist in Bangalore to lead DDI administration, automation, and support for DNS, DHCP and IPAM across on-premises, hybrid, and cloud environments.

You will configure DNS/DHCP/IPAM, manage IPv4/IPv6 space, and leverage automation tooling and scripting to improve reliability and efficiency. Strong experience with multi-cloud setups is expected.

Qualifications

• Senior-level NetDevOps/Network Security experience.
• Experience administering DNS/DHCP/IPAM in enterprise environments.
• Experience with automation, APIs, and scripting to streamline provisioning.

Responsibilities

• Administer, automate, and support the enterprise DDI platform using IPControl.
• Manage DNS, DHCP, and IPAM services across on-prem, hybrid, and cloud.
• Plan and allocate IPv4/IPv6 space; monitor utilization and capacity.

Skills

IPControl automation

DNS/DHCP/IPAM

Network automation

Scripting

Tools

CygnaLabs IPControl

Microsoft DNS/DHCP

ISC/Kea

BIND

Job description

NetDevOps Network Security Senior Specialist Req ID: 386629 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. We are currently seeking a NetDevOps Network Security Senior Specialist 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.

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Experience Level Senior Level