Cross Technology Managed Services Engineer (L3) ZIA ZPA

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Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it's a place where you can grow, belong and thrive. Your day at NTT DATA Should focus on day-2-day operations, incident, change management, and user centric troubleshooting. Operate and continuously improve the organization's Secure Access Service Edge (SASE) services using Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA), ensuring secure, reliable user connectivity and strong policy governance. Key responsibilities (Operational / BAU) - Run day-to-day operations for ZIA (web gateway, SSL inspection, URL filtering, cloud app control, sandbox, DLP , DNS security). - Run day-to-day operations for ZPA (App Segments, Access Policies, Connector management, posture requirements, policy troubleshooting). - Monitor service health and user experience; proactively identify trends and recurring issues. - Handle L2/L3 incident troubleshooting: authentication issues (SSO/SAML), PAC/forwarding issues, tunnel/connector issues, policy blocks, certificate/SSL inspection issues. - Perform policy administration: create/update rules, exceptions, and change deployments following CAB/ITSM change controls. - Maintain forwarding architecture: Zscaler Client Connector, GRE/IPsec tunnels, PAC files, forwarding profiles, location configuration, traffic steering. - Manage integrations: IdP (Azure AD/Entra ID, Okta, ADFS), SIEM (Splunk/QRadar), ticketing (ServiceNow), endpoint tools (Intune/Jamf), MFA. - Execute routine operational tasks: connector upgrades, certificate updates, location updates, application onboarding to ZPA, user/group updates. - Work with vendors/TAC; drive cases to closure and implement corrective actions. - Maintain documentation: runbooks, SOPs, troubleshooting guides, policy standards, onboarding checklists. - Support audits and compliance: policy reviews, recertification evidence, logging/retention checks. Menlo Web Isolation Maintain allow-list/whitelist for approved URLs/domains based on business justification and security requirements. - Manage exception lifecycle: approvals, expiry dates, periodic review/cleanup, and recertification evidence. - Ensure isolation policies align with ZIA policies and do not create conflicting user experience (e.g., bypass vs isolate logic) Site not loading in isolation, rendering issues, broken web apps, file download/upload restrictions, clipboard/printing controls (as applicable) Core skills: - Strong working knowledge of ZIA (SSL inspection, URL filtering, CASB/app control, sandbox, forwarding methods). - Strong working knowledge of ZPA (connectors, app segments, access policies, posture, authentication flows). - Troubleshooting across endpoint + network + identity (DNS, TLS cert chains, proxy behavior, SAML/SSO, routing). - ITSM/change management discipline (ServiceNow/JIRA), documentation habits. Strong knowledge about Zero Trust concepts - Nice-to-have: SIEM integration, DLP, basic scripting (PowerShell/Python) for ops automation Workplace type : Hybrid Working About NTT DATA NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D. Equal Opportunity Employer NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today. Third parties fraudulently posing as NTT DATA recruiters NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters-whether in writing or by phone-in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will c