GMS-Senior-Zscaler and Check Point
Ernst & Young
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Infra Security – Zscaler, Check Point_Senior
We are looking for Infra Sec specialist who will be responsible for day-to-day operations, administration, troubleshooting, and optimization of Zscaler Internet Access (ZIA), Zscaler Private Access (ZPA), and Check Point firewalls in a production enterprise environment. The role includes policy management, secure access enablement, incident troubleshooting, performance tuning, upgrades, change execution, and compliance support across on-prem and cloud connectivity.
Key Responsibilities:
Administer and support Zscaler Internet Access (ZIA) features:
- URL Filtering, Web Security, SSL inspection, Malware protection, Advanced Threat features (as licensed)
- Cloud firewall policies, bandwidth control, DLP policy support (if applicable)
Administer and support Zscaler Private Access (ZPA):
- App Segmentation, App Connector configuration, Server Group/Segment Group policies
- Identity-based access enforcement, posture checks (if enabled), user access troubleshooting
Configure and maintain traffic forwarding methods:
- GRE/IPsec tunnels, PAC files, Zscaler Client Connector, proxy chaining (as applicable)
Troubleshoot Zscaler access issues:
- Authentication failures, policy mismatch, SSL inspection problems, application latency and connectivity issues
- Analyze Zscaler logs (web insights, audit logs, connector logs) and coordinate with ISP/Network teams
Integrate with enterprise identity/security tooling:
- SAML/SSO integration (Azure AD/Okta), SCIM provisioning, certificate management
- Log streaming to SIEM (e.g., Sentinel/Splunk/QRadar) and alert tuning
- Perform policy reviews, rulebase cleanup, and implement least privilege access patterns.
Manage Check Point Security Gateways and Management:
- Policy creation/maintenance (NAT, Access Control, Application Control, IPS, Anti-Bot/AV as licensed)
- Object management, service groups, VPN communities, route-based vs domain-based VPN
Administer Check Point VPNs:
- Site-to-site IPsec VPN, remote access VPN (if used), certificate-based authentication
Perform troubleshooting and performance analysis:
- VPN tunnel instability, packet drops, asymmetric routing, NAT issues, throughput constraints
- Use tools: SmartConsole, SmartView/Logs, tcpdump, fw monitor, cpinfo, debugs
Handle firewall lifecycle activities:
- Backup/restore, upgrades/patching, hotfix installation, cluster management (HA/VSX if applicable)
Implement security best practices:
- Rulebase optimization, threat prevention tuning, logging strategy, segmentation and zone design
Preferred Requirements:
- Over 4 years of experience in Infrastructure Security, Network Security, or Cloud Security.
- Solid hands-on with ZIA policy administration and troubleshooting
- Working knowledge of ZPA application access design and troubleshooting
- Experience with Zscaler Client Connector, PAC files, GRE/IPsec forwarding
- Understanding of SSL inspection, certificate chains, and browser/app compatibility
- Hands-on policy management using Check Point SmartConsole
- Strong understanding of NAT, VPN, routing, clustering/HA basics
- Strong troubleshooting using fw monitor, logs, packet captures, debug utilities
- Knowledge of threat prevention blades (IPS/AV/Anti-Bot) is a plus
- Hands-on knowledge on Cisco ASA firewall is also preferred.
Qualifications:
- Bachelor’s degree in Engineering/Computer Science or equivalent experience
Industry certifications (preferred):
- Zscaler (ZIA/ZPA admin certifications) – preferred
- Check Point CCSA/CCSE – preferred
- Network fundamentals: CCNA (nice to have), CCNP Security
- Strong communication skills with ability to explain issues to stakeholders and coordinate across teams
- Willingness to work in 24x7 shift
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