Assistant Manager - IT Operations & Infrastructure

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

Zscaler Internet Access (ZIA) - Administer and troubleshoot ZIA policies and configurations. - Configure URL Filtering, Cloud Firewall, SSL Inspection and Advanced Threat Protection. - Manage Zscaler Client Connector policies and forwarding profiles. - Configure and troubleshoot PAC files / forwarding methods. - Manage authentication and identity integration with AD / Azure AD / SAML / IdP. - Configure ZIA Cloud Firewall rules and security policies. - Troubleshoot internet connectivity, authentication and application-access issues. - Analyze ZIA logs and perform traffic investigation. - Manage and troubleshoot ZIA Admin Portal configurations. - Support policy changes, incident investigation and service requests.

Zscaler Private Access (ZPA) - Administer ZPA applications, application segments and access policies. - Configure and troubleshoot App Connectors. - Configure Server Groups, Segment Groups and Access Policies. - Manage ZPA application discovery and application access. - Troubleshoot user-to-application connectivity issues. - Understand ZPA Private Service Edge / Public Service Edge concepts. - Configure and troubleshoot Client Connector for ZPA. - Support integration with Active Directory / Azure AD / SAML-based authentication. - Analyze ZPA logs for application-access troubleshooting.

Zero Trust & Security - Good understanding of Zero Trust Network Access (ZTNA) concepts. - Understanding of SASE architecture. - Knowledge of secure internet access and private application access. - Understanding of identity-based access control. - Familiarity with security principles such as least privilege and conditional access.

Troubleshooting - Troubleshoot issues involving: - Zscaler Client Connector - Authentication - DNS - SSL inspection - PAC files - ZIA/ZPA policies - Application connectivity - App Connector - Internet browsing - Private application access - Perform packet captures and basic network troubleshooting. - Work with Zscaler TAC for complex issues. - Perform root-cause analysis and prepare incident reports.

Networking Knowledge Good understanding of: - TCP/IP - DNS - HTTP/HTTPS - Proxy concepts - SSL/TLS - Routing - NAT - Firewalls - VPN concepts - IPsec/GRE tunneling - Authentication protocols - SAML - Active Directory / Azure AD

Operational Responsibilities - Monitor Zscaler environment and resolve incidents. - Handle L1/L2/L3 troubleshooting depending on experience. - Implement approved changes. - Participate in change and incident management. - Prepare SOPs and operational documentation. - Coordinate with network, security, IAM and application teams. - Participate in maintenance activities and troubleshooting bridges. - Maintain Zscaler configuration and operational documentation.

Tata Communications, culture is represented by our leadership signature- DRIVE AHEAD. It is how we lead, collaborate, and live our values every day. It is defined through six core behaviours:

Accountability & Ownership

Collaboration

Agility

Can-Do Attitude & Growth Mindset

Innovation & Problem-Solving

Continuous Learning & Skill Transformation.

At Tata Communications, you’ll work on real problems and help build solutions that support businesses and communities around the world. Here, we support your growth through meaningful career opportunities, learning, hands-on experience, and the freedom to explore new ideas.

With us, you can build a career with purpose and impact.