OT Engineer/Architect
| Posting date: | 25 November 2025 |
|---|---|
| Salary: | £700.0 to £900.0 per day |
| Hours: | Full time |
| Closing date: | 02 December 2025 |
| Location: | Edinburgh, Edinburgh, EH3 9QA |
| Remote working: | Hybrid - work remotely up to 4 days per week |
| Company: | Hays Specialist Recruitment |
| Job type: | Contract |
| Job reference: | 4749795_1764073200 |
Summary
Your New Company and Role
Join a major programme in Edinburgh, working on a multi-year transformation initiative focused on Operational Technology (OT) systems. This is an exciting opportunity to play a pivotal role in improving the performance and resilience of business-critical OT applications and infrastructure.
As an Operational Technology Engineer / Architect / SME, you'll be responsible for driving continual performance improvements, acting as a design authority for OT infrastructure development, and mentoring technical engineers. You'll work closely with application suppliers, IT teams, and stakeholders to ensure robust architecture, operational acceptance, and strategic asset management planning.
This is a 9-month initial contract with potential extensions, offering £900 per day (Inside IR35). The role is predominantly home-based with occasional office days in Edinburgh.
What You'll Need to Succeed
Essential Skills and Experience
- Hands-on engineering or architectural expertise in OT systems.
- Strong knowledge of GE Vernova PowerOn (highly desirable/essential).
- Experience with ADMS systems, SCADA, AVEVA PI, and ODMS.
- Proven ability to act as a design authority for OT infrastructure changes.
- Experience in authorising operational acceptance testing and upgrades.
- Ability to mentor technical engineers and develop robust support and project engineering capabilities.
- Strong fault analysis and problem-solving skills in OT environments.
Key Responsibilities
- Improve monitoring and management of OT applications to reduce service disruptions.
- Develop a Strategic Asset Management Plan for OT applications and infrastructure.
- Authorise architecture changes and operational upgrades for Platinum, Gold, and Silver-level OT applications.
- Maintain and develop technical expertise, contributing to standards and documentation.
- Investigate and resolve serious OT application issues in collaboration with internal and external providers.
What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.
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