L3 Security Analyst
Sphynx · Athens, Attica, Greece · 2026-08-07
About this role
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.
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