SIEM & SOAR Engineer — Hybrid/Remote Cybersecurity

Ernst & Young Advisory Services Sdn Bhd; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Hybrid/Remote work

EY Badges

Career Counselor

Private healthcare

Life insurance

Team sports & fitness

Job summary

EY Poland is seeking a cybersecurity engineer to design and implement enterprise SIEM and SOAR solutions, deploying CrowdStrike NG-SIEM, Splunk, and XSOAR across international projects. You will onboard data sources, create detections, and automate responses while collaborating with SOC teams to mature security operations.

The role emphasizes working with Windows, Linux, and cloud environments, plus strong English and Polish communication.

Qualifications

• 4+ years of experience in Cybersecurity Engineering, Security Operations, Detection Engineering, or Security Consulting.
• Hands-on experience with at least one of CrowdStrike NG-SIEM, Splunk, XSOAR, Cribl, or Apache NiFi.
• Strong understanding of cybersecurity operations and threat detection principles.
• Experience with SIEM, SOAR, Data Ingestion, or SOC technologies.
• Knowledge of incident detection and response processes.
• Understanding of network security concepts and common attack techniques.
• Experience integrating security technologies and working with APIs.
• Knowledge of Windows, Linux, and cloud environments.
• Ability to analyze security events and design detection logic.
• Strong communication and stakeholder management skills.
• Very good command of English and Polish (B2/C1 level).

Responsibilities

• Design and implement enterprise SIEM architectures.
• Lead deployments of CrowdStrike NG-SIEM and Splunk solutions.
• Onboard security data sources into SIEM ecosystems using native ingestion methods as well as third‑party solutions such as Cribl and Apache NiFi.
• Develop onboarding strategies and deployment roadmaps for enterprise environments.
• Create detection logic, correlation rules, dashboards, and automated queries.
• Design and implement automations within enterprise SOAR platforms.
• Lead deployments of XSOAR, CrowdStrike Fusion, and Splunk SOAR solutions.
• Integrate SIEM platforms and third‑party security technologies into SOAR ecosystems.
• Fine‑tune response workflows and collaborate with SOC teams.
• Support clients in improving SIEM and SOAR maturity and transforming their security operations capabilities.
• Improve detection coverage and threat visibility across complex IT environments.
• Design integrations using APIs and automation frameworks.
• Support platform upgrades, migrations, and cybersecurity transformation initiatives.
• Prepare technical documentation, operating procedures, and architecture diagrams.
• Advise clients on security best practices and platform optimization.
• Participate in projects related to XDR, Security DevOps, AI Security, Cloud Security, and SASE/SSE technologies.

Skills

Strong communication

Stakeholder management

English proficiency

Polish proficiency

Tools

CrowdStrike NG-SIEM

Splunk

XSOAR

Cribl

Apache NiFi

Job description

EY Poland is seeking a cybersecurity engineer to design and implement enterprise SIEM and SOAR solutions, deploying CrowdStrike NG-SIEM, Splunk, and XSOAR across international projects. You will onboard data sources, create detections, and automate responses while collaborating with SOC teams to mature security operations.

The role emphasizes working with Windows, Linux, and cloud environments, plus strong English and Polish communication.