SQL Database Engineer

We’re looking for an experienced Database Engineer / SQL Server Developer to join a major engineering project – the Control Systems Framework (CSF). This is a 12-month contract role based in Warrington or Stockton, ideal for professionals with a strong background in database design and integration within PLC/SCADA-based control systems. If you’re passionate about database performance, security, and reliability, this could be an excellent opportunity.

Warrington or Stockton – On-site.

Sellafield BPSS / Eligible for SC Clearance.

Our client is a leading engineering solutions provider engaged in mission‑critical projects across highly regulated industries. They are recognised for their technical excellence and commitment to innovation.

• Design, develop, implement, and test database solutions using Microsoft SQL Server or similar technologies.
• Produce comprehensive engineering documentation, including URS/RTM, design and test specifications.
• Create and maintain database structures integrated with PLC/SCADA control systems.
• Ensure effective indexing, query optimisation, and database performance tuning.
• Implement secure access controls, backup, and recovery measures.
• Work closely with PLC and SCADA engineers to design integrated control systems including network architecture diagrams.
• Perform formal acceptance testing and provide commissioning support during site testing.
• Troubleshoot and resolve database and server‑related issues to minimise downtime.

• Proven experience designing and implementing database structures, ideally in control system environments.
• Skilled in SQL (Microsoft SQL Server, MySQL, Oracle) and familiar with Python for scripting and automation.
• Strong understanding of database concepts, data modelling, and indexing.
• Experience in server deployment, VMWare, and OS configuration.
• Expertise in data migration, backup and restoration procedures.
• Ability to produce high‑standard documentation, functional diagrams, and test plans.
• Strong analytical and problem‑solving skills, with ability to work under time constraints.
• Excellent communication and interpersonal skills.
• Degree in Software Engineering or a related field, or equivalent experience.

• Experience in nuclear, defence, or other regulated sectors.
• Knowledge of cloud platforms such as AWS, Azure, or GCP.
• Experience with SCADA systems, database clustering, and OT cyber security.
• Familiarity with Sellafield Ltd engineering standards and management systems (V-Model).
• Relevant professional memberships and SQL or cyber security certifications.

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