11 Sep
|
Tata Consultancy Services
|
Chennai
11 Sep
Tata Consultancy Services
Chennai
Location-Chennai/Kochi/Pune
EXP-4 to 8
Skill-Infoblox SME
Responsibilities
Administer and support Infoblox DDI services covering DNS, DHCP, and IPAM operations.
Configure and maintain Infoblox NIOS Grid, Grid Manager, Grid Members, Grid Master, and Grid Master Candidate components.
Create, update, and manage DNS zones, DNS views, forward and reverse lookup zones, resource records, aliases, and delegation requirements.
Manage DHCP networks, scopes, ranges, reservations, fixed addresses, options, leases, and DHCP failover configurations.
Maintain IPAM data accuracy by tracking IP allocation, subnet utilization, IP reservations, address conflicts, and stale records.
Perform day-to-day operational activities such as DNS record changes, DHCP scope updates, IP allocation requests, decommissioning, and data cleanup.
Troubleshoot DNS resolution failures, DHCP lease issues, IP conflicts, zone transfer problems, Grid synchronization issues, and service availability incidents.
Monitor Infoblox appliance health, service status, replication, capacity, DNS query load, DHCP utilization,
and system alerts.
Plan and execute standard changes, emergency changes, upgrades, patches, hotfixes, backup validation, and configuration recovery activities.
Support high availability and disaster recovery readiness for DNS and DHCP services using Grid redundancy, DHCP failover, backups, and documented recovery procedures.
Implement and support DNS security features such as DNSSEC, RPZ, DNS firewall policies, threat feeds, access controls, and query logging where applicable.
Use Infoblox APIs/WAPI or automation scripts to support repeatable DDI operations, reporting, and provisioning activities.
Prepare and maintain operational documentation, SOPs, runbooks, design records, IPAM standards, audit evidence, and change records.
Participate in incident, problem, change, release, and capacity management processes aligned to ITIL practices.
Collaborate with network, security, cloud, server, applicati
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