Principal Systems Engineer - Nuclear and Control SystemsLocation: Sheffield / Eckington, South YorkshireEmployment Type: PermanentThe RoleA leading engineering and technology solutions provider is looking for a Principal Systems Engineer to join its specialist Safety and Control team in the Sheffield area.Working across the nuclear and highly regulated engineering sectors, you will take technical ownership of complex control systems projects, leading the design, development and integration of advanced software and hardware solutions.This is a senior position combining hands-on systems engineering expertise with technical leadership, project delivery and client engagement. You will work closely with multidisciplinary engineering teams, guiding projects from initial concept through to commissioning and successful delivery.Key ResponsibilitiesLead the design, development and integration of complex control systems, reviewing and approving system architectures, engineering designs and technical specifications.Translate client requirements into functional and non-functional specifications, ensuring solutions meet relevant technical and compliance standards.Oversee systems integration, testing, validation and troubleshooting to ensure performance, compatibility and reliability.Lead technical documentation, including design specifications, requirements, test plans and quality documentation.Plan and lead commissioning activities at client sites.Provide technical leadership, guidance ..... full job details .....