OT Cyber Security Engineer - Nuclear (UK)

ALTEN LTD - UK; Old Romney; On-site; GBP 40,000 - 60,000; Full time

Benefits offered by this job

Private Medical Insurance

Cycle & Tech Scheme

Employee assistance programme

Life insurance & Pension Scheme

Social atmosphere, team buildings

Flexible working (role dependent)

Job summary

ALTEN LTD - UK is seeking an Operational Technology (OT) Engineer to join the Romney Marsh, UK team in the Nuclear sector. The role focuses on maintenance, configuration control, and cyber resilience of plant OT systems, working with engineering and operations to keep systems secure, compliant, and reliable.

You will gain hands-on experience in industrial environments, developing expertise in OT systems, asset management, and cyber security within a highly regulated, safety-critical industry.

Qualifications

• Degree in Software Engineering, Cybersecurity or closely related technical discipline.
• Eligible for UK security clearance.
• Understanding OT/ I&C lifecycle and in-service management.

Responsibilities

• Provide technical support for OT systems and cyber security management across the full lifecycle.
• Support configuration control and system management, including tools, data, and repositories.
• Ensure OT security, regulatory compliance, and industrial safety in all activities.
• Act as a point of contact for site OT security matters and support security teams.
• Maintain OT documentation such as network diagrams, asset registers and security procedures.
• Contribute to continuous improvement and team development.

Skills

OT/ICS lifecycle

Configuration control

Security considerations

In-service management

Analytical mindset

Education

Software Engineering or Cybersecurity degree

Equivalent military experience

Job description

ALTEN LTD - UK is seeking an Operational Technology (OT) Engineer to join the Romney Marsh, UK team in the Nuclear sector. The role focuses on maintenance, configuration control, and cyber resilience of plant OT systems, working with engineering and operations to keep systems secure, compliant, and reliable.

You will gain hands-on experience in industrial environments, developing expertise in OT systems, asset management, and cyber security within a highly regulated, safety-critical industry.