Senior Threat Researcher & Detection Engineer

Guardz; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

Guardz is seeking a Senior Threat Researcher to join our Security Research team. You will operate at the intersection of threat research, detection engineering, and incident response, serving as a key escalation point for the MDR team globally.

The role involves investigating complex incidents, uncovering threats, and developing scalable detection capabilities to strengthen our product offering. You will collaborate across Security Research, Product, Engineering, and Customer Success to

Qualifications

• 5+ years in threat research, detection engineering, or IR.
• Experience with Tier 3 security operations and complex investigations.

Responsibilities

• Research emerging attack techniques, vulnerabilities, and adversarial behaviors, translating findings into detection rules, controls, and response capabilities.
• Research cybersecurity technologies, market trends, and evolving attack surfaces to help product differentiation.
• Evaluate detection effectiveness, identify coverage gaps, reduce false positives, and improve detection accuracy.
• Serve as a senior escalation point for Guardz's MDR team, leading complex investigations and incident response guidance.
• Partner with Security Research, Product, Engineering, and MDR teams to turn findings into scalable security capabilities.
• Provide expert security guidance to go-to-market teams during complex incidents and responses.
• Develop investigation methodologies, detection strategies, and response playbooks, mentoring analysts.
• Independently explore new technologies and research methodologies to anticipate threats.

Skills

Threat research

Detection engineering

Incident response

Tier 3 SOC

MITRE ATT&CK

Cloud security

Identity security

Email security

Endpoint security

SIEM/EDR/XDR

Python

SQL

AI threats

Threat intel

Communication

Tools

No tools specified

Job description

Guardz is seeking a Senior Threat Researcher to join our Security Research team. You will operate at the intersection of threat research, detection engineering, and incident response, serving as a key escalation point for the MDR team globally.

The role involves investigating complex incidents, uncovering threats, and developing scalable detection capabilities to strengthen our product offering. You will collaborate across Security Research, Product, Engineering, and Customer Success to