SIEM Engineer

This is an
on-site
role. The
office
is in
Valencia, Spain
.

No remote, no hybrid work

The company assists with the relocation process if your location differs from the required.

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don't follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

We are seeking an
SIEM Engineer
to join our team in
Valencia,
Spain.

Responsibilities:

Design, implement, and maintain the organization's SIEM platform to ensure continuous, reliable, and scalable security monitoring.

Develop and manage log source integrations across on-premise, cloud, and hybrid environments (e.g., infrastructure, applications, identity providers, endpoints).

Build, fine-tune, and maintain correlation rules, detection logic, and alerting workflows to identify potential threats and anomalous behavior.

Create and maintain dashboards, reports, and visualizations to support SOC operations, threat hunting, and management visibility.

Continuously optimize SIEM performance and data ingestion efficiency, including parsing, filtering, and normalization of logs.

Collaborate with Security Operations, Incident Response, and Threat Intelligence teams to improve detection coverage and response playbooks.

Conduct periodic use case reviews to ensure alignment with evolving threat landscape and business priorities.

Ensure proper data retention, storage, and access control configurations within the SIEM in accordance with internal policies and compliance standards.

Automate repetitive processes and data enrichment using scripting or integrations with SOAR and external APIs.

Document correlation rules, workflows, and integration procedures to maintain knowledge continuity.

Support audits and compliance reporting by ensuring log completeness, traceability, and integrity.

Participate in on-call or escalation rotations for critical security incidents where SIEM expertise is required.

Evaluate and recommend improvements to SIEM architecture, detection capabilities, and related toolsets.

Contribute to the roadmap and maturity development of the organization's security monitoring and detection engineering functions.

Requirements:

3+ years of experience working with SIEM platforms (e.g., Splunk, ELK, QRadar, or similar).

9+ months
of experience working with
ELK SIEM
(Elasticsearch, Logstash, Kibana, and Beats).

Strong understanding of log management, event correlation, and alerting principles.

Hands-on experience with log ingestion, parsing, and normalization from multiple sources.

Proficiency in developing and tuning detection rules, dashboards, and reports.

Good knowledge of security operations, incident response, and threat detection processes.

Familiarity with common network, endpoint, and cloud security data sources.

Experience with scripting (Python, PowerShell, or similar) for automation and data enrichment.

Understanding of MITRE ATT&CK framework and its application in detection engineering.

Strong analytical and troubleshooting skills.

Effective communication and documentation skills.

Fluency in English (written and spoken).

Nice to have:

Experience with SOAR platforms.

Experience with EDR.

Experience with cloud environments (AWS, Azure, GCP) and related log sources.

Familiarity with vulnerability management and exposure reduction processes.

Knowledge of regulatory and compliance requirements (GDPR, ISO 27001, SOC 2, etc.).

Previous experience working in a global or distributed Security Operations environment.

We offer excellent benefits, including but not limited to:

Learning and development opportunities and interesting, challenging tasks.

Opportunity to develop language skills, with partial compensation for the cost of English classes (for localisation purposes).

Global coverage health insurance.

Time for proper rest, with 23 working days of annual vacation and additional paid sick days.

Competitive remuneration level with annual review.

Team-building activities.

Bold moves start here. Make yours. Apply today