Insider Risk Security Engineer

We are looking for an Insider Risk Security Engineer to join our team. This is a Remote (United States) role, reporting to the Senior Architect in the Enterprise Security Dept department. Serving as a senior contributor on the Insider Risk program within Enterprise Security, you will take operational direction from the Insider Risk Team Lead while operating with high ownership to refine playbooks, lead detection engineering, mentor junior analysts, and represent the team with HR, Legal, and executive stakeholders.

• →Sharpen the Insider Risk Program’s detection capabilities by refining rules to reduce noise, close coverage gaps, and surface high-fidelity alerts in adequate time
• →Perform endpoint and user activity investigations using EDR/XDR, UEBA, and SIEM tools, managing cases end-to-end to create factual timelines
• →Drive the development and iteration of insider Risk investigation playbooks, translating case patterns and lessons learned into scalable, defensible processes
• →Serve as a key contact for HR, Legal, business leaders and other stakeholders on active investigations, preparing clear evidentiary case documentation

• You thrive in ambiguity and are comfortable building the path forward in dynamic environments, treating complexity as an opportunity to deliver meaningful solutions.
• You act like an owner with a passion for the mission, navigating seamlessly between strategic thinking and hands-on execution while operating with uncompromised integrity.
• You are a positive force who approaches complex challenges with constructive energy, inspiring teammates to stay focused on shared solutions.
• You operate with urgency, balancing speed and quality to execute relentlessly and achieve high-impact outcomes.
• You are resilient and adaptable, maintaining composure in high-pressure situations and guiding the team through change with a steady, positive approach.

• Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain
• U.S. Citizenship required
• Minimum 6+ years of experience in insider risk, data protection, fraud investigation, or security operations, with a proven track record in senior investigative roles, process ownership, and the design of detection frameworks and playbooks
• Experience managing and dispositioning alerts within a SIEM or SOAR
• Strong communication skills with proven ability to engage cross-functionally with HR, Legal, business leaders, and other stakeholders while maintaining discretion and sound judgment
• Proficiency in Python or JavaScript with experience applying automation to investigative workflows

• Demonstrated curiosity and active exploration of AI tools, with a proven history of integrating new technologies to enhance daily workflows and augment problem-solving
• Hands-on experience with Zscaler's product portfolio (CyberRisk Protection, Data Protection, Zero Trust Networking) in a large-scale enterprise environment
• Experience working with product development teams to implement security use cases
• Relevant certifications (e.g., GCFA, GCFE) or equivalent forensics credentials; familiarity with industry frameworks (CERT, NIST, NSA)

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