Sr Security Engineer - Zscaler (1121436)

Quincy, MA

• Deploy, configure, and manage Zscaler platform capabilities, including OCR, EDM, IDM, eDLP, and Zscaler Workload Automation (ZWA).
• Develop, tune, and maintain Zscaler DLP/eDLP policies, rule sets, and advanced detection logic.
• Create and maintain SOPs, knowledge articles, runbooks, triage workflows, and incident remediation playbooks for Zscaler operations.
• Perform alert triage, investigation, and incident remediation, including root ‑ cause analysis and documentation.
• Monitor Zscaler platform performance and drive continuous tuning cycles to improve detection accuracy and reduce false positives.
• Collaborate with Security Operations, Network teams, Compliance, and Application Owners for policy improvements and incident handling.
• Act as a subject matter contact for platform ‑ related queries and support escalations.

• Hands ‑ on experience with the Zscaler platform, including deployment and configuration of OCR, EDM, IDM, eDLP, ZWA, and policy development.
• Proven experience operationalizing Zscaler solutions, including SOP creation, triage workflows, and incident- handling processes.
• Strong understanding of DLP concepts, content inspection, data classification, and enterprise traffic flows.
• Experience performing incident triage, investigation, user remediation, and reporting within Zscaler environments.
• Familiarity with cloud-based security architectures (SSE/SASE), secure web gateways, and Zero Trust models.
• Ability to collaborate across Security, Network, Legal, and Compliance teams during policy lifecycle management.
• Strong documentation, communication, and stakeholder engagement skills.

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