Engineer - Captive Operations

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

• *Key responsibilities**

• 24×7 operational support: Monitor the health, availability and operational status of Anti\-DDoS devices and associated management components during the assigned shift.
• DDoS event monitoring: Review alerts and events relating to volumetric, protocol\-based and application\-layer DDoS attacks; perform initial validation and escalate suspected attacks in accordance with approved procedures.
• Incident and fault management: Log, classify, investigate and track incidents; perform authorized first\-level troubleshooting and coordinate restoration within the applicable RFP timelines.
• Device health checks: Verify device status, interfaces, connectivity, resource utilization, traffic statistics, protection status and management\-console availability.
• Mitigation support: Execute only approved operational actions, such as activating predefined mitigation policies or applying approved configurations, within the scope of delegated access and change\-control procedures.
• OEM coordination: Raise and follow up on support cases, provide diagnostic information and coordinate with OEM technical support for complex incidents and product failures.
• Configuration and change management: Support approved configuration changes, policy updates, maintenance activities, patching and version upgrades, maintaining appropriate change records.
• Signature and model updates: Track OEM signature and machine\-learning model releases, coordinate deployment and verify completion within the contractual timelines.
• Security and vulnerability management: Track applicable security advisories, VA/PT observations, remediation actions and software lifecycle requirements; coordinate closure with relevant technical teams.
• Documentation and reporting: Maintain shift handover notes, incident records, device health\-check logs, change records, escalation details and daily/periodic operational reports.
• RCA and preventive actions: Assist with root\-cause analysis, incident timelines, corrective actions and preventive measures following service\-impacting events.
• SOP compliance: Follow approved operating procedures, access\-control requirements, information\-security policies, escalation matrices and business continuity procedures.
• Shift handover: Ensure that open incidents, pending changes, OEM cases, ongoing attacks and other operational risks are clearly communicated to the incoming resource.