Security Supervisor providing comprehensive safety services across Nord Anglia International School campus. Leading security team to ensure operational and Health and Safety compliance while mitigating risks.
About the role
- OT Cybersecurity Data Engineer focusing on SIEM solutions for OT environments. Collaborating on security measures and optimizing monitoring for industrial infrastructure.
Responsibilities
- Design, implement, and test SIEM and SOAR solutions tailored for OT environments, considering the unique challenges and protocols involved.
- Integrate various OT data sources (e.g., IDS, EDR, control system logs, network traffic from industrial protocols) into the SIEM platform.
- Develop and maintain custom parsers, normalizers, and correlation rules to effectively analyze OT-specific logs and events within the SIEM.
- Collaborate with OT operations and engineering teams to understand their systems, data sources, and security monitoring requirements.
- Configure and optimize the SIEM platform for performance, scalability, and stability in an OT context.
- Develop and maintain OT-focused dashboards and reports within the SIEM to provide actionable insights into security posture and potential threats.
- Tune and optimize SIEM rules and alerts to minimize false positives and ensure high-fidelity detection of OT security incidents.
- Develop and maintain documentation for the OT SIEM architecture, data sources, rules, and operational procedures.
- Collaborate with IT security teams to ensure seamless integration and correlation of security events across both IT and OT environments.
- Stay up-to-date on the latest OT cybersecurity threats, vulnerabilities, and SIEM capabilities relevant to industrial control systems.
- Evaluate and recommend new SIEM features, integrations, and related security technologies for enhancing OT security monitoring.
- Provide training and support to security analysts and other stakeholders on the use of the OT SIEM.
Requirements
- Demonstrated experience working with SIEM platforms (e.g., Sumo Logic, Palo Alto Cortex XSOAR) and a strong understanding of their architecture, configuration, and rule development.
- Understanding of OT protocols (e.g., Modbus, DNP3, IEC 61850), industrial control systems (e.g., PLC, SCADA, DCS), and their logging mechanisms.
- Experienced in parsing and normalizing complex log formats, including those specific to OT devices and applications.
- 5+ years of experience integrating OT data sources with enterprise SIEM platforms.
- Knowledge of security frameworks and standards relevant to OT (e.g., NIST SP 800-82, IEC 62443).
- Experienced in scripting languages (e.g., Python, PowerShell) for SIEM automation and data manipulation.
- Relevant certifications such as GICSP, GRID, CISSP, or SIEM-specific certifications.
- Familiarity with threat intelligence platforms and their integration with SIEM for OT threat detection.
- Willing to work with shift timings: 12:00 PM to 09:00 PM.
Benefits
- Comprehensive mindfulness programmes with a premium membership to Calm.
- Volunteer Paid Time off available after 6 months of employment for eligible employees.
- Company volunteer and donation matching programme – Your volunteer hours or personal cash donations to an eligible charity can be matched with a charitable donation.
- Employee Assistance Program.
- Personalised wellbeing programs through our OnTrack programme.
- On-demand digital course library for professional development.
- ... and other local benefits!
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
No Education Requirement
Tech skills
Location requirements
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