Cybersecurity Engineer – IT/OT Integration
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Key skills for this role
About the Role
Seeking a Cybersecurity Engineer with 6-10 years of experience to secure IT/OT integration. You will design secure architectures, deploy OT security platforms, and ensure compliance with IEC 62443 and NIST standards.
Key Skills for This Role
Responsibilities
- Design and implement secure IT/OT integration architectures, including network segmentation and industrial DMZs aligned to the Purdue model/ISA 95 and IEC 62443
- Deploy, configure, and operate OT security monitoring and asset visibility platforms (e.g. Claroty, Nozomi Networks, Dragos, Tenable.ot, Forescout)
- Establish secure remote access, data diodes, and controlled data flows between OT, IT, historians, MES, and cloud/edge platforms
- Conduct OT/ICS risk and vulnerability assessments, and manage patching within operational constraints
- Develop and maintain OT cybersecurity policies, standards, procedures, and architecture baselines
- Lead and support OT incident detection, response, and threat hunting in coordination with the SOC
- Harden ICS components and networks, and manage firewall rules, access control, and secure configurations
- Partner with automation/controls engineers, IT, and vendors to embed security into projects and lifecycle management
- Ensure compliance with applicable standards and regulations (e.g. IEC 62443, NIST CSF, NIST SP 800 82, and NERC CIP where applicable)
Requirements
- Bachelor's degree in Cybersecurity, Computer Science, Electrical/Control Engineering, or related field (equivalent experience considered)
- 6+ years of cybersecurity experience with hands on IT/OT integration/convergence experience
- Strong knowledge of ICS/SCADA/DCS components (PLCs, RTUs, HMIs, historians) and industrial protocols (Modbus, OPC UA/DA, DNP3, PROFINET, EtherNet/IP, MQTT)
- Practical experience with network segmentation, firewalls, and secure remote access in OT environments
- Working knowledge of IEC 62443 and NIST SP 800 82
- Hands on experience with at least one OT security monitoring platform (Claroty, Nozomi, Dragos, etc.)
Full Job Posting
Position Summary
- As a Cybersecurity Engineer specialising in IT/OT integration, you will secure the convergence of industrial control systems and enterprise IT environments.
- You will design and implement the secure architectures, segmentation, monitoring, and controls that protect operational technology (SCADA, DCS, PLCs) while enabling safe, reliable data exchange between OT, IT, and cloud/edge systems.
- Demonstrated hands on IT/OT integration security experience is essential.
Responsibilities
- Design and implement secure IT/OT integration architectures, including network segmentation and industrial DMZs aligned to the Purdue model/ISA 95 and IEC 62443.
- Deploy, configure, and operate OT security monitoring and asset visibility platforms (e.g. Claroty, Nozomi Networks, Dragos, Tenable.ot, Forescout).
- Establish secure remote access, data diodes, and controlled data flows between OT, IT, historians, MES, and cloud/edge platforms.
- Conduct OT/ICS risk and vulnerability assessments, and manage patching within operational constraints.
- Develop and maintain OT cybersecurity policies, standards, procedures, and architecture baselines.
- Lead and support OT incident detection, response, and threat hunting in coordination with the SOC.
- Harden ICS components and networks, and manage firewall rules, access control, and secure configurations.
- Partner with automation/controls engineers, IT, and vendors to embed security into projects and lifecycle management.
- Ensure compliance with applicable standards and regulations (e.g. IEC 62443, NIST CSF, NIST SP 800 82, and NERC CIP where applicable).
Qualifications
- Bachelor's degree in Cybersecurity, Computer Science, Electrical/Control Engineering, or a related field (equivalent experience considered).
- 6+ years of cybersecurity experience with demonstrable hands on IT/OT integration/convergence experience.
- Strong knowledge of ICS/SCADA/DCS components (PLCs, RTUs, HMIs, historians) and industrial protocols (Modbus, OPC UA/DA, DNP3, PROFINET, EtherNet/IP, MQTT).
- Practical experience with network segmentation, firewalls, and secure remote access in OT environments.
- Working knowledge of IEC 62443 and NIST SP 800 82.
- Hands on experience with at least one OT security monitoring platform (Claroty, Nozomi, Dragos, etc.).
Preferred Qualifications
- Relevant certifications such as GICSP, ISA/IEC 62443 Cybersecurity, GRID, GCIH, CISSP, or CompTIA Security+.
- Familiarity with control system vendor platforms (Honeywell Experion, Yokogawa Centum, Emerson DeltaV, Rockwell, Siemens).
- Experience with OT incident response, threat intelligence, and security for cloud/edge industrial data architectures.
- Background in oil & gas, energy, utilities, or other critical infrastructure environments.
- Knowledge of safety instrumented systems (SIS) and functional safety considerations.
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