IT​/OT Security Architect

IT/OT Security Architect Utilities Predominantly remote: 1-2 days per month in Warwick 6 months £750 per day In short:
We require a strong Security Architect who has worked in an Operational Technology environment to support on a number of programmes covering network refresh, AI and Adoption, Cloud. This role would suit a generalist with broad experience. In full:
The Security Architect is required to support the digital capabilities within the ET project portfolio. The role will work across design and delivery activity to ensure security is considered early and consistently through the lifecycle. Some experience in operational technology, substations, or other critical infrastructure environments would be strongly preferred, as the digital capabilities being secured will underpin these areas.

The ideal candidate should be comfortable working with a range of stakeholders across architecture, engineering, delivery, and assurance. Desired experience and requirements Strong background in security architecture, ideally within complex enterprise or critical infrastructure environments. Experience supporting project portfolios or multiple concurrent change initiatives. Familiarity with OT environments, substations, or industrial control system contexts. Ability to review designs and identify security risks, control gaps, and remediation actions.

Understanding of security principles such as network segmentation, identity and access management, encryption, logging, monitoring, and secure remote access. Ability to translate technical risks into clear recommendations for delivery teams and decision-makers. Experience working collaboratively with architects, engineers, project managers, and operational stakeholders. Strong documentation and communication skills, including the ability to produce concise architecture or assurance outputs. Candidates will ideally show evidence of the above in their CV in order to be considered.

Please be advised if you haven't heard from us within 48 hours then unfortunately your application has not been successful on this occasion, we may however keep your details on file for any suitable future vacancies and contact you accordingly. Pontoon is an employment consultancy and operates as an equal opportunities employer. We use generative AI tools to support our candidate screening process.

This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.