Location: Hybrid / Remote
Employment: Full-time
Team: DRTI

ABOUT DEFION SECURITY

At DEFION, we have been protecting organizations with advanced cybersecurity solutions since 2005. We are specialists in incident response, digital forensics, managed security services, threat intelligence, and offensive security projects (Red & Purple Team).

Our technical team is made up of highly qualified professionals with real experience in complex and critical environments. We work with cutting‑edge technology, agile methodologies, automation, and a collaborative approach that boosts both technical and professional growth.

With an international presence and in full expansion of our MDR and MTI services, at DEFION we are looking for profiles with experience in monitoring and analyzing security alerts (EDR/SIEM). Here, you won’t just categorize alerts: you will investigate thoroughly to determine their origin and impact, apply threat intelligence, and carry out mitigation actions to provide the initial response to incidents.

If cybersecurity is your passion and you enjoy investigating threats,



we are looking for you.

FUNCTION & RESPONSIBILITIES

As a SOC Security Analyst, you will join the DRTI team for our MDR (Managed Detection and Response) and MTI (Managed Threat Intelligence) services, playing a key role in threat detection, analysis, and mitigation. Your responsibilities will include:
- Monitoring and analyzing security alerts in EDR/SIEM platforms, identifying suspicious activity and performing an initial assessment of the origin and scope of threats.
- Analyzing threat intelligence to anticipate potential attacks against our clients.
- Responding to detected threats, containing and applying mitigation measures to minimize impact.
- • Creating reports and drafting notifications that communicate analysis findings and recommendations for the client.
- Collaborating on improving detection rules to optimize detections and reduce false positives.
- Contributing to the develo

📌 SOC Analyst (Barcelona)
🏢 Defion
📍 Barcelona