Company Description

DEF-X Cyber Intelligence is a next-generation cyber intelligence powerhouse engineered to stay ahead of adversaries in an era of accelerated digital risk. Headquartered in the UAE with a growing global footprint, DEF-X brings together a specialised collective of former black-hat researchers, digital forensic experts, threat analysts, and AI-driven security architects who understand cyber warfare from every angle.

By blending deep adversarial insight with cutting-edge AI frameworks and intelligence-led defense strategies, DEF-X delivers a security posture that is proactive, predictive, and relentlessly adaptive. Our teams think like attackers, act as defenders, and operate with military-grade precision to secure enterprises, governments, and high-value digital ecosystems across the world.

With a mission rooted in automation, intelligence, and real-world threat expertise, DEF-X is redefining the future of cybersecurity—transforming organizations from reactive to resilient, and from vulnerable to vigilant.

Role Description — Cyber Threat Investigator (5+ Years Experience)

This is a full-time senior position at DEF-X Cyber Research Labs, responsible for driving advanced threat investigations, adversary intelligence, and strategic cyber research.

The Cyber Threat Investigator will lead high-impact cases, analyse sophisticated threat actor behaviours, track emerging global threats, and support the GRID – Global Research & Intelligence Division with intelligence-driven reporting and advisory.

Key Responsibilities

Lead and execute complex cyber threat investigations across enterprise, cloud, and hybrid environments
Perform deep-dive analysis of security logs, EDR telemetry, network traffic, and digital artifacts
Conduct advanced OSINT, dark web intelligence gathering, and attack surface intelligence
Correlate IOCs/IOAs, map adversary TTPs to MITRE ATT&CK, and identify attribution patterns
Monitor global cyber-crime trends, APT activity, malware campaigns, and exploit developments
Produce high-quality intelligence briefs, threat profiles, and investigation reports
Collaborate with the GRID R&D team on adversary simulation programs and internal research initiatives
Contribute to process enhancement, automation, and intelligence lifecycle development

Qualifications (5+ Years)

Minimum 5 years of experience in cyber threat intelligence, SOC L2/L3, DFIR, or cyber investigation roles
Strong mastery of threat actor behaviours, TTP analysis, ATT&CK mapping, and IOC/IOA correlation
Proficiency with SIEM/EDR tools (Sentinel, CrowdStrike, QRadar, Splunk, etc.)
Excellent OSINT capabilities across surface, deep, and dark web sources
Ability to conduct threat modelling, attack surface mapping, and log analysis across Windows, Linux, and cloud environments
Familiarity with malware analysis fundamentals (sandboxing, static/dynamic basics)
Strong communication, analytical, and reporting skills
Ability to work independently, manage investigations end-to-end, and mentor junior analysts

Preferred Certifications

(Any of the below will be considered a strong advantage)

GCTI (GIAC Cyber Threat Intelligence)
GCFA (GIAC Certified Forensic Analyst)
GREM (GIAC Reverse Engineering Malware)
GCIA (GIAC Certified Intrusion Analyst)
OSCP (Offensive Security Certified Professional)
OSWP (Offensive Security Wireless Professional)
OSDA / OSEP (Offensive Security Defense/Exploitations)

Think Like Attackers. Defend Like Architects. Secure Like DEF-X

DEF-X Cyber Intelligence

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Cyber Threat Investigator