OT Engineer - Critical Energy Systems & Cyber Security

National Grid; Warwick; On-site; GBP 47,000 - 56,000; Full time

Benefits offered by this job

Bonus scheme

Pension scheme with employer match

Flexible benefits package

Share incentive plan

Job summary

National Grid Interconnectors is seeking an Operational Technology Engineer to sustain the security and performance of OT systems across interconnector sites. The role is based on-site at Viking Link Interconnector in Bickerfen, with suitable daily commuting options.

You will lead investigations, implement system improvements, manage changes and collaborate with engineering, cyber and policy teams to ensure regulatory compliance and resilient critical assets.

Qualifications

• Experience in OT environments, ICS, networking and/or cyber security.
• Knowledge of SCADA, monitoring, protection, BMS, HVAC or industrial networks.
• Experience resolving faults in critical operational environments.
• Understanding cyber security principles and asset lifecycle.
• Experience managing system upgrades, changes and technical projects.
• Asset management and system performance monitoring knowledge.
• Strong stakeholder management and communication skills.
• Full UK driving licence.

Responsibilities

• Manage the performance, availability and security of OT, networking and cyber assets across interconnector sites.
• Lead fault diagnosis, root cause investigations and resolution activities for OT systems and infrastructure.
• Design, implement and support hardware, software and network changes within operational environments.
• Develop and maintain maintenance strategies, procedures and technical documentation for critical systems.
• Oversee patch management, system updates, antivirus management, backups and access control reviews.
• Monitor asset health and system performance, identifying opportunities to improve reliability and resilience.
• Provide technical oversight and support to contractors and specialist suppliers.
• Support site recovery, restoration and incident response activities for critical operational systems.

Skills

Operational Technology

Industrial control systems

SCADA

Cyber security

System upgrades

Stakeholder management

Autonomous working

Driving licence

Education

HNC/HND or NVQ Level 4 or apprenticeship in Engineering/IT/Telecommunications

Tools

Maximo

Ellipse

IFS

Ultimo

Job description

National Grid Interconnectors is seeking an Operational Technology Engineer to sustain the security and performance of OT systems across interconnector sites. The role is based on-site at Viking Link Interconnector in Bickerfen, with suitable daily commuting options.

You will lead investigations, implement system improvements, manage changes and collaborate with engineering, cyber and policy teams to ensure regulatory compliance and resilient critical assets.