Customer Service Executive - Global Network Operations

About the role

The Customer Service Executive will manage the 24x7 operation and maintenance of Tata Communications' Global Network (TGN) submarine cable system, ensuring high availability of SDH/DWDM traffic and seamless coordination with internal and external stakeholders.

Key responsibilities

• Monitor and maintain the submarine cable equipment and associated Network Management System (NMS) on a shift basis.
• Perform traffic monitoring, fault analysis, and corrective actions to meet SLA targets.
• Coordinate with cable landing stations, vendors, and engineering teams for fault resolution and restoration.
• Handle circuit provisioning, activation, deactivation, and testing in collaboration with station teams.
• Prepare performance reports, manage preventive and corrective maintenance, and oversee new installations and upgrades.

Required profile

• B.E. in Electronics or equivalent degree.
• 3‑4 years of experience in DWDM/Submarine NOC or Transmission NOC environments.
• Ability to work in a shift‑based, 24x7 operational setting.

Required skills

• Experience with SubCom wet‑plant equipment.
• Proficiency in CIENA 6500 platforms.
• Knowledge of ASN 1620 SLTE devices.
• Hands‑on experience with SubSea NOC operations.
• Strong understanding of DWDM and SDH technologies.
• Familiarity with network monitoring and fault management tools.