Job Summary

DDI L3 Engineer.

Responsibilities

- Serves as primary support lead of DDI operations by managing customer devices and end-to-end services.
- Responsible for maintaining the committed customer SLAs network uptime.
- Provide Level-3 technical support for all migration activities and queries from L2 engineers.
- Need to take end-to-end ownership of DDI related issues/queries and provide resolutions.
- Manage the performance of the overall DDI network and its elements and fixes issues.
- Performs migration activities.
- Recommends systems improvements to overall network to maintenance impacts.
- Performs preventative and routine maintenance activities.
- Maintains network performance by performing network analysis, and performance tuning; troubleshooting network problems; escalating problems to vendor.
- Work with vendors and internal support teams to update, maintain, and patch all network infrastructure.
- Create and maintain design documents
- Implement DDI deployments and upgrades/migrations
- Test all new releases within the account and ensure that all EWOs and Test Cases are complete
- Define and maintain infrastructure configurations
- Work with account teams and/or clients to determine how to apply new DDI service offerings to meet business needs and requirements
- Ensure data integrity of production, backup, and DRA Enterprise database
- Review and perform basic trending analyses under this area of responsibility.
- Responsible for any incidents and all root cause and corrective action for the account
- Peer review architecture and engineering documents




- Provide 24-hour on-call support for TCP/IP, DNS, and DHCP issue escalations.

Key Competencies / Skills
- Strong fundamental and in-depth hands-on experience with DHCP and Enterprise alliances like Infoblox and Bind
- Providing basic advanced DNS administrative services utilizing the Infoblox GUI etc. Very good working knowledge on IP segmenting of subnets. IPV4/IPV6 structure.
- Good understanding of Infoblox, Grid Master, Grid Members deployment and maintenance
- Overseeing resource records in domains covering a records, CNAMES, and alias of DNS names and URLs.
- Enacting object policies and profiles.
- Managing servers, networks, subnets, and objectsDNS/DHCP pushes as well as Stop/Clean/Start.
- Use of basic Cisco network engineer skills for accessing switches and routers.
- Network trouble shooting tasks and incident management stemming from project implementations.
- Managing NTP servers Chronos.
- Working with other IT staff and vendor representatives on projects, installations, moves, changes, troubleshooting, documentation and servicing.
- Understand customer requirement design a solution then implement the same.
- Positive knowledge of all LAN switching technologies eg Spanning Tree, VLAN management and VTP concepts etc.
- Working knowledge of firewalls.

- Experience on configuring of Infoblox appliances for DNS and DHCP services
- Good to have relevant LAN/WAN certifications

Education Qualifications

Engineering Graduate

Special Condition

Candidate should be open to work in flexible shifts.

📌 Manager - Network Operations & Support (Pune)
🏢 Tata Communications
📍 Pune