About the Opportunity Amentum is the Design and Engineering partner for Sellafield under the PPP (Programme and Project Partners). This is a 20-year arrangement to deliver ~£7bn of major projects. We are looking to recruit high value expertise from across regulated and comparable sectors to work in a collaborative environment. PPP is delivering major projects, site wide improvements and provision of supporting services. The Project To support the delivery of the SRP Project, we are seeking a Senior Control and Instrumentation Engineer to join the team. Responsibilities of this position are to work within the CE&I design team to deliver the control and instrumentation design for SRP’s piped services systems. The SRP Project is currently in the Construction phase which incorporates procurement, manufacture, works test, installation, and commissioning. This role is required to provide both design support activities to the supply chain, along with completion of outstanding design scope from earlier project phases. As a Senior Control and Instrumentation Engineer, your responsibilities could include; * Designing instrumentation systems and specifying instruments (producing and checking datasheets, loop diagrams, and termination diagrams) for pressure, differential pressure, flow, speed, temperature, and level. * Experience integrating COTS building service packages (low‑pressure steam, low‑pressure hot wat...