Zscaler

Senior Detection Engineer

Zscaler
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29 days ago
Pune, IndiaSenior

Responsibilities

  • Own the health, backlog prioritization, technical direction, and efficacy of a detection coverage area.
  • Design and implement complex detectors while establishing design patterns, coding standards, and implementation blueprints.
  • Define validation, tuning, and maintainability criteria through design reviews, code reviews, and root-cause analysis.
  • Track detection fidelity, ATT&CK coverage, false-positive and false-negative rates, and regression prevention.
  • Convert threat intelligence, proactive threat hunting, and SOC analyst feedback into roadmap priorities and detection-engine improvements.

Requirements

  • Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions within the functional domain.
  • Deep detection experience in at least one of Endpoint/MDR, Cloud/SaaS, Identity, Email, or SIEM.
  • Experience owning technical work end-to-end and being accountable for quality with limited oversight.
  • Strong understanding of attacker behavior and fluent use of ATT&CK for detection coverage decisions.
  • Experience with detector-as-code, version control, code review, and controlled deployment workflows using Git.
  • Preferred: experience with AI-driven automation, LLMs, or machine learning models for detection engineering and threat analysis.
  • Preferred: programming or scripting in Python, Go, Ruby, or similar languages for detection tooling and automation.
  • Preferred: reverse engineering or deeper malware analysis experience.

Benefits

  • Various health plans.
  • Vacation and sick time off plans.
  • Parental leave options.
  • Retirement options.
  • Education reimbursement.
  • In-office perks.
  • Hybrid work arrangement in Pune.

Tech Stack

Categories

Zscaler

About Zscaler

5,001-10,000 employees

Zscaler builds a cloud-delivered zero trust security platform that replaces traditional network security appliances for enterprises and public-sector organizations. Its Zero Trust Exchange provides secure web gateway, zero trust access, CASB, and cloud firewall services, sold as subscriptions and delivered across 160+ global data centers. Founded in 2007 and headquartered in San Jose, it is a public company on NASDAQ (ZS) serving thousands of customers worldwide.

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