Engineer Application Administration

Tata Consultancy Services

Milford, United States

Salary : 15,500 - 19000

Must Have Technical/Functional Skills:

  • Spanish Fluency must
  • Advanced knowledge of Zscaler products (ZIA, ZPA) and their configurations.
  • Manage and configure Zscaler: Administer and optimize Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) solutions.
  • Monitor proxy performance and security logs and troubleshooting issues to minimize downtime.
  • Develop and enforce web access and security policies using proxy technologies.
  • The ideal candidate will have hands-on experience with Zscaler products and a strong ability to explain complex concepts to technical and non-technical learners.
  • Strong understanding of network security technologies, including firewalls, proxies, secure web gateways, SSL inspection, and VPNs.
  • Proficiency in networking protocols and services such as TCP/IP, DNS, HTTP/S, SSL, and BGP.
  • Experience with log analysis, packet capture tools (e.g., Wireshark), and monitoring tools.
  • Knowledge of cloud-based security models and SaaS platforms.
  • Experience integrating Zscaler with identity management systems, directories, and other enterprise tools.

Roles & Responsibilities:

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

Salary Range: $63,400-$110,000 a year
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