Cyber Security Engineer (SOC - L2)
Permanent - Hybrid role in Dublin
We're looking for an L2 Cyber Security Engineer to take ownership of managing SIEM platforms, including but not limited to Microsoft Sentinel and IBM QRadar. This role focuses on maintaining and optimising security monitoring tools, as well as onboarding new log sources.
Key Responsibilities
- Manage and support SIEM products (Sentinel, QRadar preferred) 
- Onboard new log sources, including Windows devices, firewalls, and other security appliances 
- Ensure accurate log ingestion, parsing, and correlation within the SIEM 
- Troubleshoot onboarding or data flow issues and work with relevant teams to resolve them 
- Maintain documentation for onboarding processes and configurations 
What You'll Bring
- Strong experience working with SIEM platforms (Sentinel, QRadar preferred) 
- Hands-on log source onboarding experience (Windows, firewalls, security devices) 
- Understanding of log formats, parsing, and integration best practices 
- Previous SOC or security engineering experience at L2 level 
GCS is acting as an Employment Agency in relation to this vacancy.
 
    SOC Engineer (L2)
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