Cyber Security Analyst

OT Cyber Security Analyst – Contract Opportunity

Culham – 2 days/week onsite

Contract until 18/12/2026

We’re hiring an experienced OT Cyber Security Analyst to support a major critical infrastructure environment, focused on strengthening OT security controls, governance, and operational resilience across industrial systems.

This role combines hands-on OT security engineering with governance and compliance activities, working closely with engineering teams and third-party providers to improve security maturity across ICS/OT environments.

Key Responsibilities

• Implement and improve OT security controls and monitoring capabilities
• Support development of OT security strategy, policies, and standards
• Conduct OT risk assessments, gap analysis, and remediation planning
• Work with engineering and operational teams to ensure effective security implementation
• Support SIEM/SOC integration within OT environments
• Provide technical oversight and recommendations to MSPs/service providers
• Ensure alignment with frameworks including IEC 62443, NIST CSF, CAF, and ISO 27001

Essential Experience

• OT/ICS cyber security experience within oil & gas, rail, chemical processing, or similar critical infrastructure environments
• Strong understanding of OT networks, segmentation, and industrial protocols
• Experience implementing OT security strategies, policies, and standards
• Familiarity with SIEM/SOC integration for OT environments
• Experience with OT security assessments and remediation planning
• Strong stakeholder communication and documentation skills
• Able to start within a maximum 2-week notice period

Desirable

• OT asset discovery and monitoring tools
• Exposure to NIS Directive / CAF compliance
• Knowledge of ITSM and service delivery lifecycle processes