Senior E C & I Engineer Location: Warrington Contract: 12 Months IR35 Status: Inside IR35 Rate: £51.00 - £57.00 per hour (Umbrella) Security Clearance: BPSS (Baseline Personnel Security Standard) Job Purpose We are seeking an experienced Senior E C & I Engineer to lead and deliver engineering and technical activities across complex projects. You will apply expert domain knowledge to resolve technical challenges, produce high-quality engineering deliverables, mentor junior staff, and maintain strong stakeholder relationships. Operating with a high degree of independence, you will uphold engineering best practice and ensure compliance with relevant standards and procedures. Key Responsibilities As a Senior Engineer, you will: Lead engineering design and development activities within your specialist discipline. Tackle a wide range of engineering challenges involving high levels of complexity and uncertainty. Provide direction, support and mentoring to less experienced team members. Adhere to all Health & Safety standards and be fully conversant with authorised documentation, Good Practice guides and ISO standards. Promote effective collaboration across Engineering and wider functional teams. Support customer engagement and relationship development, ensuring progress is effectively communicated. Identify and apply relevant procedures, codes and standards to all engineering work. Contribute to Project Safety Assessments. Communicate and manage project and task risks appropriately. Produce, review and approve engineering deliverables including calculations, analyses, drawings, models, technical reports and design basis documents. Assess and manage design changes, concessions and technical queries. Maintain engineering configuration and design intent throughout the lifecycle. Evaluate technical issues and propose investigative or improvement activities. Support project planning, control and delivery. Make engineering decisions within your delegated authority. Act as Technical Authority or Engineering Lead when authorised. Drive high standards of HSE performance and champion positive behaviours. Maintain up-to-date technical knowledge and promote engineering best practice. Capture and contribute to Learning from Experience (LfE) during and after projects. Support business development and tendering processes. Essential Experience & Qualifications Engineering degree (or equivalent) in a relevant discipline with significant demonstrable experience. Chartered Engineer status or actively working toward chartership. Strong background in multi-disciplinary project delivery. Experience across a diverse range of technical tasks and complexities. Excellent communication skills and the ability to collaborate effectively with other disciplines. Desirable Membership of a relevant professional institute or extensive experience supporting registration with the Engineering Council. Experience managing engineering scope from concept through to EPC. Broad experience across commercial and/or defence projects. Minimum Verified Qualifications Engineering degree (or equivalent) in a relevant discipline with significant demonstrable experience