SIEM_Security Technician

At Fujitsu, our purpose is to make the world more sustainable by building trust in society through innovation. Founded in Japan in 1935, Fujitsu has been a pioneer in technology and innovation for decades. Today, as a world-leading digital transformation partner, we are committed to transforming business and society in the digital age.

With approximately 130,000 employees across over 50 countries, Fujitsu offers a broad range of products, services, and solutions. We collaborate with our customers to co-create solutions that drive enterprise-wide digitalization while actively working to address social issues and contribute to the United Nations Sustainable Development Goals (SDGs).

Job Description :

• Administer and maintain the SIEM platform to ensure high availability and optimal performance.
• Configure, onboard, and normalize logs from various security devices and applications.
• Develop, modify, and optimize SIEM correlation rules, dashboards, reports, and alerts.
• Perform SIEM health checks, capacity planning, and performance tuning.
• Troubleshoot log collection, parsing, and indexing issues.
• Integrate security technologies including:
• Firewalls
• IDS/IPS
• Endpoint Detection & Response (EDR)
• Antivirus solutions
• Email Security Gateways
• Active Directory
• DNS
• Proxy Servers
• Cloud Security platforms
• Work closely with SOC Analysts to improve detection capabilities and reduce false positives.
• Monitor SIEM infrastructure, storage utilization, EPS (Events Per Second), and system performance.
• Implement log retention and archival policies in accordance with compliance requirements.
• Perform SIEM platform upgrades, patching, backup, and disaster recovery activities.
• Develop automation scripts where applicable using PowerShell or Python.
• Create and maintain operational documentation, SOPs, and knowledge articles.
• Participate in incident investigations by providing log analysis and technical support.
• Coordinate with infrastructure, application, and security teams for log source onboarding and issue resolution.

Required Technical Skills

• 5 to 10 years and Strong hands-on experience with one or more SIEM platforms:
• Microsoft Sentinel
• Splunk Enterprise Security
• IBM QRadar
• ArcSight
• LogRhythm
• Knowledge of Syslog, Windows Event Logs, CEF, JSON, XML, and API integrations.
• Strong understanding of TCP/IP networking, DNS, DHCP, VPN, and common security protocols.
• Experience with Kusto Query Language (KQL), SPL, or AQL based on the SIEM platform.
• Knowledge of MITRE ATT&CK framework.
• Understanding of security monitoring, threat detection, and incident response processes.
• Familiarity with cloud environments such as Microsoft Azure, AWS, or Google Cloud Platform.
• Experience with scripting using PowerShell, Python, or Bash.
• Strong analytical, troubleshooting, and documentation skills.
• Experience with SOAR platforms.
• Knowledge of Microsoft Defender XDR.
• Understanding of threat intelligence platforms.
• Experience with automation and orchestration.
• Familiarity with compliance standards such as ISO 27001, PCI-DSS, HIPAA, or NIST.

Certifications (Preferred)

• Microsoft SC-200
• Microsoft AZ-500
• CompTIA Security+
• GIAC Certifications
• Certified Information Systems Security Professional (CISSP)
• CEH (Certified Ethical Hacker)
• ECIH ( Incident Handler)

At Fujitsu, we are committed to an inclusive recruitment process that values the diverse backgrounds and experiences of all applicants. We believe that hiring people from a wide variety of backgrounds makes us stronger, not because it's the right thing to do, but because it allows us to draw on a wider range of perspectives and life experiences.