Security Researcher

5 days ago

Tel Aviv, Tel Aviv, Israel Guardz Full time ₪80,000 - ₪120,000 per year

Established in 2022, Guardz rapidly emerged as a noteworthy player in the cybersecurity sphere, securing $85M in funding and rallying a dedicated team of 100 industry professionals. Our vision is to foster a safer digital landscape for small and medium businesses across the globe. To this end, we introduced our comprehensive all-in-one Secure & Insure platform, and continue to grow and expand our team, our partnerships and our revenue.

Guardz is seeking a Security Research to drive the discovery, development, and evolution of our detection capabilities across cloud, identity, and endpoint environments.

In this hands-on role, you'll transform deep threat research and behavioral analysis into production-grade detections, helping shape Guardz's defense strategy and ensure our customers stay protected from modern adversaries.

You'll work closely with our product and engineering teams, leading the full lifecycle of detections - from research and hypothesis building to validation, deployment, and continuous improvement.

Responsibilities:

  • Analyze attacker behaviors, threat intelligence, and telemetry data to identify detection opportunities.
  • Translate research insights into actionable detections and collaborate with engineering to implement and operationalize them.
  • Continuously monitor and refine detection coverage, ensuring high accuracy and minimal false positives.
  • Define and promote best practices and methodologies for detection research across Guardz.
  • Contribute to Guardz broader threat research strategy, including future initiatives in posture, misconfiguration, and behavioral analytics.

Requirements:

  • 7+ years of experience in security research, detection engineering, or threat analytics, with proven expertise turning research into detections.
  • Deep understanding of adversary behaviors, MITRE ATT&CK, and modern attack chains.
  • Strong analytical and scripting skills (Python, SQL) for testing and validating detections.
  • Hands-on experience with SIEM, EDR, or XDR platforms (e.g., Splunk, Sentinel, Chronicle, etc.).
  • A strategic mindset with the ability to connect research insights to product impact.
  • Excellent collaboration skills and experience working closely with cross-functional product and engineering teams.

Preferred:

  • Experience leading or mentoring other researchers or detection engineers.
  • Familiarity with BigQuery, Splunk, or similar data analytics platforms.
  • Knowledge of cloud posture management, misconfiguration analysis, or adversary emulation.

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