L3 Security Analyst

Athens, Attica, Greece on site Until 10/7/2026 First posted March 26, 2025 Last posted August 8, 2026
Job description

The L3 Security Analyst is responsible for providing advanced-level security analysis and incident response within the SOC team. They will be involved in proactive threat hunting, complex incident investigations, and handling security breaches.

  • Proactive threat hunting and identification
  • Complex incident investigation and response
  • Handling security breaches and coordinating remediation efforts

Responsibilities

  • Proactively hunt for advanced threats and vulnerabilities in the organization's infrastructure.
  • Conduct in-depth incident investigation and response, utilizing advanced security tools and techniques.
  • Manage and coordinate security breaches, working with cross-functional teams to mitigate the impact.
  • Develop and implement security controls and countermeasures to protect against advanced threats.
  • Maintain documentation of incidents, investigations, and response activities.
  • Stay up-to-date with the latest security trends and technologies.
  • Provide guidance and mentorship to junior security analysts.

Requirements

  • Bachelor's degree in Computer Science, Information Security, or a related field.
  • Proven experience as a Security Analyst, with expertise in advanced threat hunting and incident response.
  • Strong knowledge of security tools and technologies (e.g., SIEM, IDS/IPS, EDR).
  • Strong knowledge of networking and security protocols
  • Understanding of network/security architectures.
  • Experience with security incident investigation and response.
  • Proficiency in malware analysis and reverse engineering.
  • Knowledge of network protocols, firewalls, and other security technologies.
  • Excellent analytical and problem-solving skills.
  • Ability to work in a fast-paced, dynamic environment.
  • Strong communication and collaboration skills.
  • Relevant certifications (e.g., CISSP, GIAC, OSCP) are desired.

Preferred Skills and Qualifications

  • Experience with threat intelligence and hunting platforms.
  • Understanding of regulatory compliance requirements.
  • Knowledge of cloud security principles and technologies.
  • Scripting or programming skills.

Benefits

  • Competitive remuneration package adjusted to proven skills and experience;
  • Excellent working conditions;
  • Exposure to training and professional development capabilities, including the ability to engage in cutting-edge research;
  • Exposure to international clients and collaborators.
About this role

Summary

Perform advanced threat hunting, incident investigation, and security breach response in SOC.

Job title

L3 Security Analyst

Experience level

proven experience

Industry

security

Location requirements

Athens, Greece; remote not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

SIEMIDS/IPSEDRnetwork protocolsfirewalls

Preferred skills

threat intelligencecloud securityscriptingregulatory compliance

Specializations

threat huntingincident responsemalware analysisnetwork securitysecurity tools
Locations

Structured locations inferred from the posting.

Athens, Greece

On-site City