Company : TCS

nSkill : Zscaler

nExperience : 4 to 15 years

nLocation : Chennai

nInterview Mode : Face to Face (Walkin)

nInterview Date : 5th September 2026`(Saturday)

nJob Description :

nZIA :

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- Manage, configure, and support ZIA policies, web filtering, URL categorization,firewall and SSL inspection.
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- Troubleshoot internet access, authentication, application access, and performance issues.
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- Analyze ZIA logs and Nanolog data to identify traffic patterns, anomalies, and threats.
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- Configure and manage GRE/IPSec tunnels and PAC files.
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- Handle escalations related to content filtering, SSL decryption, and bandwidth control.
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- Integrate ZIA with identity providers (Azure AD, Okta, SAML, LDAP).
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- Optimize ZIA policies based on security best practices and business needs.
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- Manage and monitor Zscaler App (Z-App) deployment, updates, and health status.
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nZPA:

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- Configure and maintain ZPA policies, application segments, and connectors.
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- Troubleshoot ZPA connectivity issues, including App Connector failures and segment misconfigurations.
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- Perform user access validation and resolve remote access issues.
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- Collaborate with application teams for current ZPA onboarding and testing
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- Monitor and optimize ZPA performance and resource utilization.
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- Integrate ZPA with third-party identity providers for secure Zero Trust Access.
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- Provide advanced troubleshooting for TCP/UDP connections through ZPA tunnels.
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- Perform regular ZPA policy reviews and clean-ups.
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nDLP:

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- Configure Zscaler DLP policies to protect sensitive data across ZIA and ZPA
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- Monitor DLP alerts, incidents, and generate reports for compliance audits.
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- Analyze false positives/negatives and fine-tune DLP rules
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- Collaborate with compliance and data governance teams on DLP strategies.
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- Create custom DLP dictionaries, regex, and machine learning classifiers.
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- Escalate complex DLP use-cases to Zscaler TAC for further analysis.
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- Perform health checks, monitoring, and incident response for ZIA, ZPA, and DLP
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- Work closely with Zscaler TAC and engineering for critical escalations and RCA.
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- Stay updated with Zscaler new features, releases, and best practices
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- Provide regular training, knowledge sharing, and mentorship to L1/L2 teams.
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- Strong understanding of networking (TCP/IP, DNS, HTTP/HTTPS, VPNs)
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- Knowledge of networking fundamentals routing switching VLANs SPANs TCP IP protocols. Document network configurations, procedures, and best practices.
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- Zscaler certifications like ZCCA-IA, ZCCA-PA, ZCCP-IA/PA are preferred
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📌 Zscaler (Tamil Nadu)
🏢 Tata Consultancy Services
📍 Tamil Nadu