Senior Detection Analyst

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange™️ platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 160+ public exchanges globally and thousands of private exchanges at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform.

We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler.

Role

We are looking for a Senior Detection Analyst to join our team. This is a remote role (in Costa Rica), reporting to the Manager, Detection Analyst in the Detection Operations Team. You will utilize our detection platform to analyze telemetry, alerts, and log sources across several detection domains including Endpoint, Identity, Network, and Cloud to publish threats for our Managed Detection and Response customers. Additionally, by leading projects to improve the Detection Operations workflow through orchestration and automation, you will ensure our customers receive high-fidelity threat analysis and concisely written communication regarding emerging threats at scale.

What You’ll Do (Role Expectations)

Analyze EDR telemetry, alerts, and log sources across several detection domains including Endpoint, Identity, Network, and Cloud/SaaS

Publish and review threats for customers using concisely written communication to effectively convey key indicators and remediation context

Improve and innovate Detection Operations workflows through orchestration and automation to manage high volumes of telemetry

Who You Are (Success Profile)

You act like an owner with a passion for our mission, operating with integrity and navigating seamlessly between high-level strategy and hands-on execution.

You are a high-trust collaborator who embraces a challenge culture through clear, respectful feedback to build trust and elevate the team.

You are customer-obsessed, anchoring decisions in solving real-world problems and championing customer needs from start to finish.

You are data-driven, using analytics to measure what matters, replace assumptions with evidence, and guide informed decisions.

You think at scale, connecting daily work to the global mission while building resilient solutions designed to last in a high-growth organization.

What We’re Looking for (Minimum Qualifications)

Demonstrated curiosity and active exploration of AI tools, with a proven history of integrating new technologies to enhance daily workflows and augment problem-solving

Strong experience in Endpoint (EDR) and one or more functional areas including Cloud/SaaS, Identity, Email, or Network detection domains

Experience with DevOps workflows and common scripting languages such as Python, Ruby, and PowerShell

Expertise using query languages and understanding syntax across EDR or other security platforms such as SQL or Lucene

Awareness of the current attack landscape (current threats, attack techniques, and vulnerabilities)

Strong analytical, documentation, and communication skills

What Will Make You Stand Out (Preferred Qualifications)

Previous professional experience in a Red Team or offensive security capacity

Active involvement in the Infosec community through writing blogs, participating in webinars, or presenting at conferences