Job Summary:
We are seeking an experienced System Administrator with 6–8 years of experience to manage, support, and optimize telecom interconnect systems including ZIRA WBRM Interconnect and ZIRA e-Invoicing solutions. The ideal candidate will ensure smooth operations of interconnect billing, settlements, reconciliations, and compliance processes across multiple operators.

Key Responsibilities:
• Administer, monitor, and maintain ZIRA WBRM Interconnect and ZIRA e-Invoicing systems.
• Ensure high availability, performance, and reliability of interconnect applications.
• Support interconnect billing processes, including call detail record (CDR) processing, rating, and settlements.
• Handle reconciliations and dispute resolution between operators for interconnect traffic.
• Monitor and manage traffic routing, tariff updates, and partner configurations in the interconnect systems.
• Manage e-Invoice generation, validation, and regulatory compliance using ZIRA e-Invoicing platform.
• Implement system upgrades, patches, and configuration changes while minimizing downtime.




• Maintain system users, roles, and permissions according to security and audit policies.
• Troubleshoot application, OS, and database issues and provide timely resolutions.
• Maintain and update documentation, runbooks, SOPs, and knowledge base articles.
• Collaborate with network, billing, finance, and partner teams to ensure smooth interconnect operations.
• Participate in capacity planning, performance tuning, and disaster recovery exercises.
• Automate recurring operational tasks using scripting tools like Shell, Python, or Perl.
• Coordinate with vendors and service providers for system support, issue resolution, and upgrades.
• Generate reports and dashboards for interconnect usage, billing accuracy, and e-Invoice compliance.

Required Skills & Qualifications:
• Experience: 6–8 years in system administration in the telecom domain.
• Application Expertise: Hands-on experience with ZIRA WBRM Inter

📌 System Administrator (Bengaluru)
🏢 Mobily
📍 Bengaluru