[Hiring] Senior Detection Engineer @Zscaler

Role Description

We’re looking for a Senior Detection Engineer to join our team. The role will be located in Costa Rica reporting to the Senior Manager of Threat Hunting as part of the Zscaler Threat Hunting team.

• Responsible for advancing threat detection and hunting capabilities of our managed threat hunting service: Zscaler Threat Hunting.
• Combine Threat Researcher and Detection Engineering skills to develop next-generation detection logic for threat hunters.
• Utilize tools like Python, SQL, AWS services, YAML-based detection logic, and SIGMA-like rules.
• Contribute to the scalability and maintenance of engineering projects, leveraging data platforms such as Hadoop and Athena.
• Independently write and update detections and playbooks.
• Work flexible hours, including weekend night shifts, and provide on-call support.

Qualifications

• Hands-on experience developing and implementing detection rules in a Security Information and Event Management (SIEM) tool, such as Splunk, Microsoft Sentinel, or ElasticSearch.
• Familiarity with MITRE ATT&CK framework and experience translating TTPs into actionable detection logic.
• Scripting and automation skills using Python for developing and managing detection infrastructure.
• Excellent reporting and analytical skills and experience writing and optimizing IDS/IPS and YARA signatures.
• Ability to validate detection logic, perform root cause analysis of detection failures, and deliver recommendations for platform improvements.

Requirements

• Thrive in ambiguity and dynamic environments.
• Act like an owner with a passion for the mission and integrity.
• Problem-solver who seeks out challenges and finds solutions.
• High-trust collaborator who embraces feedback and teamwork.
• Continuous learner with a growth mindset.

Benefits

• Various health plans.
• Time off plans for vacation and sick time.
• Parental leave options.
• Retirement options.
• Education reimbursement.
• In-office perks, and more!