Information Security Senior Analyst
NTT DATA BUSINESS SOLUTIONS · Noida, Uttar Pradesh, India
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NTT DATA BUSINESS SOLUTIONS · Noida, Uttar Pradesh, India
Job Summary Information Security Senior Analyst in Noida, Uttar Pradesh. Responsibilities • Configure and manage Zscaler Internet Access (ZIA). • Implement URL filtering, SSL inspection, sandboxing, and cloud firewall policies. • Troubleshoot internet access and traffic forwarding issues. • Manage PAC files, GRE/IPsec tunnels, and forwarding profiles. • Deploy and manage Zscaler Private Access (ZPA). • Configure App Connectors, Service Edges, and Application Segments. • Support Zero Trust Network Access (ZTNA) initiatives. • Troubleshoot application access and authentication issues. • Monitor security incidents and analyze logs. • Investigate threats, policy violations, and anomalous activities. • Work with SOC, Network, and Endpoint teams during incident response. • Integrate Zscaler with Azure AD / Entra ID • Integrate Zscaler with Okta • Integrate Zscaler with Active Directory • Integrate Zscaler with SIEM platforms (Microsoft Sentinel, Splunk, QRadar) • Automate operational tasks using PowerShell, Python, or APIs. • Diagnose issues related to PAC files • Diagnose issues related to ZCC (Zscaler Client Connector) • Diagnose issues related to Authentication • Diagnose issues related to SSL decryption • Diagnose issues related to DNS resolution • Diagnose issues related to Proxy forwarding • Diagnose issues related to Application access Required Skills • Zscaler Internet Access (ZIA) • Zscaler Private Access (ZPA) • Zscaler Client Connector (ZCC) • SSL Inspection • PAC File Management • GRE/IPsec Tunnels • Tcp/ip, DNS, http/https • Zero Trust Architecture • Scripting (PowerShell/Python) Experience • 4 -8 + years of Network Security experience. • 4+ years of hands-on experience with ZIA and/or ZPA. • Experience in enterprise cloud security environments. Certifications (Preferred) • ZTNA ( Zscaler Digital Transformation Administrator ) EDU 200 • ZDTE ( Zscaler Digital Transformation Engineer )n EDU 202