Staff Threat Researcher

Job Description

Zscaler is seeking a Staff Security Researcher to join their Threat Hunting team. The successful candidate will report to the Director of Threat Hunting and will be responsible for analyzing emerging threats, adversarial behaviors, and tactics, techniques, and procedures (TTPs) to improve detection capabilities. They will also conduct proactive and retroactive threat hunting using Zscaler telemetry, research, analyze, validate, and document threat hunting findings. The role involves independently hunting and responding to customers, working flexible schedules, including weekend night shifts, and providing on-call support as needed.Zscaler is committed to building a team that reflects the communities it serves and the customers it works with, fostering an inclusive environment that values all backgrounds and perspectives.Responsibilities:

• Analyze emerging threats and adversarial behaviors.
• Conduct proactive and retroactive threat hunting.
• Research, analyze, validate, and document threat hunting findings.
• Independently hunt and respond to customers.

Requirements:

• Proven experience in threat hunting, incident response, security operations, malware analysis, blue teaming, purple teaming, or network defense.
• Hands-on experience with a SIEM tool (Splunk, Microsoft Sentinel, or ElasticSearch).
• Familiarity with MITRE ATT&CK framework and modern TTPs.
• Bachelor’s or graduate degree in Computer Science, Engineering, or a related discipline, or equivalent security industry work experience.

Zscaler offers:

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