Technical Specialist - OT Security
We are seeking a Technical Specialist – OT Security to strengthen the protection of operational technology environments across industrial and critical infrastructure settings. In this role, you will help maintain the security, resilience and availability of systems that support essential operational processes, including industrial control systems, supervisory control and data acquisition environments, distributed control systems and associated network infrastructure.
Your responsibilities will include assessing OT environments, identifying vulnerabilities and security risks, and supporting the implementation of practical controls that align with recognised industrial cybersecurity frameworks and applicable regulations. You will contribute to network segmentation, secure remote access, asset visibility, vulnerability management, logging and monitoring, incident response, backup and recovery planning, and security architecture reviews. The role will also involve developing and maintaining technical standards, procedures and documentation, supporting security assessments, and working with engineering, IT, operations and external service providers to resolve security issues without compromising safety or production. You may also participate in incident investigations, threat assessments, audits and continuous improvement initiatives.
The successful candidate will have experience in OT, industrial cybersecurity, control systems engineering, network security or a closely related technical discipline. Strong knowledge of OT protocols, industrial networks, firewalls, endpoint protection, identity and access management, vulnerability assessment and security monitoring is expected. Familiarity with standards such as IEC 62443, NIST SP 800-82 or ISO 27001 is desirable. You should be able to translate complex technical risks into clear recommendations, work effectively with both technical and non-technical stakeholders, and operate confidently in environments where safety, reliability and operational continuity are critical. Relevant professional certifications and experience supporting regulated or high-availability environments would be advantageous.
Technical Specialist - OT Security
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