Cyber Security OT Engineer

81968 - Cyber Security OT Engineer

This Cyber Security OT Engineer will report to the Cyber Security OT Engineering Manager and will work within The Information Systems directorate based in our Ipswich office. You will be a permanent employee.

You will attract a salary of up to £66,000.00 depending on skills, qualifications and experience and a bonus of 7.5%. This role can also offer blended working after probationary period (6 months) - 3 days in the office and 2 remote.

Close Date: 15/03/2026

• 25 Days Annual Leave plus bank holidays.
• Reservist Leave – Additional 18 days full pay and 22 unpaid
• Personal Pension Plan – Personal contribution rates of 4% or 5% (UK Power Networks will make a corresponding contribution of 8% or 10%)
• Tenancy Loan Deposit Scheme, Season Ticket Loan
• Tax efficient benefits:
  Cycle to Work, Home & Tech, and Green Car Leasing Schemes
• Occupational Health support
• Switched On – scheme providing discount on hundreds of retailers' products
• Discounted gym membership
• Employee Assistance Programme

You will support the Operational Technology (OT) Engineering Manager to ensure that UK Power Networks information systems that support the essential function and users are adequately protected from cyber threats. You will also ensure continuous safe and effective business operation, in line with the NCSC NIS Regulation goals. You will work with the IS managed service providers and all partners to implement and operate cyber security systems.

You will support the Implementation, Administration, Support and Maintenance of the Critical UK Power Networks OT Systems Security Infrastructure Portfolio. This includes Forti Net Firewalls, Switches and Products, Centralised Security Management and Logging Systems, SIEM, PAM, Endpoint, IDS and Cisco ISE Supporting Infrastructure.

• People – work collaboratively in a team of circa 8 permanent and temporary cyber security architecture resources.
• Financial – no direct budget responsibility.
• Suppliers – regular interaction with 3rd party service providers, specialist technical consultants and cyber security tooling vendors.
• Communication - the ability to communicate technical cyber security concepts to technical and non-technical colleagues across different levels of seniority to facilitate and ensure understanding of decisions taken across the business.
• Stakeholders - establish and maintain collaborative working relationships with internal and external technology teams and third-party providers, suppliers, and partners to improve outcomes and create agreement around a course of action.

• Ensure highest standards of safety are applied across all responsibilities.
• Work within the security team and together with Incident Management to resolve customer incidents to agreed SLA and provide timely and accurate feedback.
• Work within the security team and in conjunction with Problem Management to resolve customer problems, providing in-depth root cause analysis.
• Organise, prepare, test and implement production changes to the OT Security Infrastructure following strict Change Control Management Processes. Participate in the change authority board.
• Support the OT Security Infrastructure Setup, Configuration, Performance, Monitoring and Preventative Maintenance tasks.
• Involved in OT Projects driven by the business to support the security requirements and regulated NISD compliance.
• Support OT specific cyber security testing concerning project-driven material change within the technology environment and support the wider team on tracking the implementation of resulting remedial actions.
• Help deliver activities within the continuous programme of cyber security improvement relating to OT security enhancements across the SCADA environment.
• Establish and maintain relationships with important partners that maintain business support for OT security measures and improvements.
• Support the wider team to guide root cause analysis of OT related security incidents to ensure prompt action is taken to prevent incident reoccurrence and strengthen relevant cyber security controls.
• Cyber security incident response…