Cyber Security Analyst – CSOC Analysis

About the role

We are looking for a Cyber Security Analyst to join our 24x7 Global Cyber Security Operations Center (CSOC) in Dublin. The role focuses on front‑line security event analysis, acting as the first responder to alerts and deciding when to resolve or escalate incidents.

Key responsibilities

• Respond to security alerts across enterprise systems, endpoints, networks, and cloud environments.
• Analyze events using documented playbooks, runbooks, and SOPs.
• Validate alerts, identify false positives, and assess severity and business impact.
• Conduct initial investigations, resolve low‑risk events, and create detailed case notes for escalations.
• Analyze logs and telemetry from SIEM, endpoint, network, identity, and cloud platforms.
• Collaborate with technical and business teams to support remediation.
• Maintain high‑quality documentation and shift handovers.
• Provide feedback to improve detection logic, playbooks, and workflows.

Required profile

• Minimum 1 year of experience in a Security Operations, SOC, or CSOC role.
• Strong proficiency in log analysis across multiple data sources.
• Solid understanding of enterprise networking concepts and the TCP/IP stack.
• Familiarity with Windows, Linux, and macOS operating systems.

Required skills

• SIEM platforms (Splunk preferred).
• Log analysis and telemetry correlation.
• Enterprise networking and TCP/IP.
• Endpoint and network security controls.
• Security technologies: EDR, antivirus, firewalls, VPNs.