Job Title: OT Security Architect
Work Arrangement: Hybrid
Location: Coventry, UK
Day Rate: £500 - £550
Role Description:
The OT Security Architect will lead the design and implementation of security strategies and solutions tailored to the Operational Technology (OT) environment. This role ensures that the organization's critical OT infrastructure is protected against evolving cyber threats while enabling seamless integration with IT security operations. The OT Security Architect will play a pivotal role in aligning security measures with business objectives, regulatory requirements, guidance for ensuring NISR compliance, and industry best practices for the "Detect and Respond" initiative.
Key Responsibilities:
1. Develop OT-specific monitoring and alerting systems.
2. Ensure compliance with OT security standards (e.g., ISA/IEC 62443, NIST 800-82).
3. Define segmentation strategies between IT and OT.
4. Lead the integration of OT log sources into SIEM platforms.
5. Provide guidance for securing SCADA, PLC, and DCS systems.
6. Provide guidance for ensuring NISR compliance.
7. Design OT-specific use cases and detection capabilities for SIEM.
Key Skills/Knowledge/Experience:
1. Deep understanding of OT systems such as SCADA, PLCs, DCS, and ICS.
2. Familiarity with OT security tools like Claroty.
3. Proficiency with SIEM platforms, particularly Microsoft Sentinel.
4. Experience with threat intelligence frameworks such as MITRE ATT&CK and open-source feeds.
5. NIST Cybersecurity Framework Certification .
6. Ability to onboard, normalize, and analyze OT logs from legacy and modern systems.
7. Knowledge of KQL (Kusto Query Language) for data querying in Microsoft Sentinel.
8. Strong knowledge of OT security standards, including ISA/IEC 62443, NIST 800-82, and NIS-R compliance.
Person Specification:
1. Strong communication and collaboration skills to engage with both technical and non-technical stakeholders.
2. Ability to work in high-pressure environments and effectively prioritize competing demands.
3. Analytical mindset with a proactive approach to problem-solving and risk mitigation.