Sr Engineer - Network Operations & Support

About The Company

Tata Communications Redefines Connectivity with Innovation and IntelligenceDriving the next level of intelligence powered by Cloud, Mobility, Internet of Things, Collaboration, Security, Media services and Network services, we at Tata Communications are envisaging a New World of Communications

Roles& 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 2 technical support for all DDI activitiesNeed to take end to end ownership 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 allnetwork infrastructure.Create and maintain design documentsImplement DDI deployments and upgrades/migrationsTest all new releases within the account andensure that all EWOs and Test Cases are completeWork with account teams and/or clients todetermine 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 underthis area of responsibility.Responsible for any incidents and all rootcause and corrective action for the accountPeer review architecture and engineeringdocumentsProvide24-hour on-call support for IPAM and DHCP issue escalations.Key

Competencies & Skills

Strong fundamental and in-depth hands-on experience with DNS and Enterprise alliances like Infobloxand Bin Experience on configuring of Infoblox appliances for DNS and DHCP services,DHCP and DNS administrative services utilizing the Infoblox GUI etc. Very good working knowledge on IP segmenting ofsubnets. IPV4/IPV6 structure.Good understanding of Infoblox, Grid Master, Grid Members deployment andmaintenanceOverseeing resource records in domains covering a record, CNAMES, and alias of DNS names and URL s.Enacting object policies and profiles.Managing servers, networks, subnets, and objects- DNS/DHCP pushes as well asStop/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 thesame.Good knowledge of all LAN switching technologies e.g. Spanning Tree, VLAN management and VTP concepts etc.Working knowledge of firewalls.