Controls, Electrical & Instrumentation Responsible Engineer (RE) Following a number of project and long‑term framework wins in the nuclear industry, we are seeking a Controls, Electrical & Instrumentation Responsible Engineer (RE) to lead on the delivery of challenging projects for our clients at all stages of the nuclear fuel cycle. As a CE&I Responsible Engineer (RE), you will be responsible for the management of CE&I design and engineering aspects of the Programme, meeting the specific needs of the nuclear licensed site requirements. You will lead and manage the CE&I designers, whether they are Costain Engineering and Design or external consultants or subcontractors with design responsibility. You will be responsible for the design being delivered on time, to budget and technically compliant. All our designs must be safe, sustainable, and efficient to construct. A key requirement of the role is to ensure that the management systems, including digital processes and systems, are followed to provide assurance to stakeholders that design works are conducted appropriately. This role is based in Manchester, but it is desirable for candidates to be available to travel to Risley, Warrington and Cumbria up to 2 days per week. This 15‑year contract award will deliver critical utilities infrastructure upgrades at Sellafield’s Cumbria decommissioning site. The total value of Sellafield’s IDP is worth up to £2.9bn, split into three lots. Costain has been confirmed as Utilities Delivery Partner (Lot 3), worth up to £1bn to the company. The contract consists of an initial term of nine years with an option to extend by a further six years, either in a single extension or multiple smaller extensions. The IDP will deliver asset care task and project work on the existing site infrastructure as well as introducing new capability to enhance and evolve the Site Infrastructure. Contracts will be placed to deliver continued project and task work from inception, design, construction through to commissioning. As Utilities Delivery Partner, Costain’s role will include the completion of detailed design and all procurement, installation, construction, commissioning and handover activities that form part of the contract delivery. Utilities Involved

Steam (LP and HP) Water (Wastewater, Raw, Domestic & Demin) Compressed air Bulk chemical supply Sewage treatment plant

Scopes Include Refurbishment/Replacement Of

On‑site steam distribution system & support structures On‑site water distribution system & support structures Off‑site water supply and distribution system including domestic water treatment plant & storage reservoirs On‑site compressed air generation & distribution system On‑site bulk chemical storage tanks & associated equipment De‑mineralised water treatment and conditioning plant On‑site chemical distribution system & support structures Sewage treatment plant Improvements to rail and road tanker off‑load facility

Key Responsibilities Control Relationships Establish collaborative working relationships with the client, Costain and external partner design teams, project staff and supply chain. Build strong interpersonal connections within the wider Costain CE&I Engineering functions. Delivery Culture Be a visible leader and develop a programme‑led design delivery culture across the Programme. Embed the principles of carbon minimisation and Production Thinking/MMC into our solutions. Ensure reporting on design progress and technical risks regularly. Ensure that the designs are contributing to improved project quality on our projects and that they are constructable, follow safe‑by‑design principles and advance our sustainability goals. Design and Engineering Management Set out the CE&I design and engineering needs for the Programme and verify that they are clearly defined and understood by the wider team. Follow and implement the engineering strategy and be accountable for adherence to the Design Management Plan (DMP) and other controlling documents. Contribute to the update and development of Design Management processes in The Costain Way, documenting lessons learned. Ensure scope is suitably established in individual Projects and Call‑off Contracts to manage liabilities appropriately. Design Change Oversee the management of CE&I design change to prevent unnecessary or disruptive design change. Systematically challenge the need for design change and support the wider programme and project teams to manage contractual correspondence. Outcome‑focused Provide judgment and advice, including bringing in wider Costain expertise as required, to create optimised solutions, and to meet the requirements of the programme and achieve our objectives. Knowledge, Skills, And Experience Essential

Be an authority in CE&I design. Experience of utility infrastructure design. Experience of technical management, being able to understand and review CE&I design deliverables. Experience in implementing and delivering strategic objectives and dealing with change. Extensive knowledge of UK legislation and standards. Awareness of risk identification, quantification, management and of HSE requirements.

Desirable

Extensive experience of setting up and/or operating EDMS and design workflows. Experience in leading wider engineering‑related aspects of projects, such as information management, quality or assurance disciplines. Nuclear sector experience preferable, but experience of multiple infrastructure markets/sectors is desirable. Experience of developing & implementing procurement and contract strategies for design.

Qualifications Essential

Bachelor’s degree/Engineering or management apprenticeship with industry experience. Chartered member of a professional institute (MICE, MIStructE or RIBA). Project Management training / skills.

Desirable

Master’s / postgraduate degree (preferred). Other secondary professional qualifications and training (e.g. MAPM, MCIarb, MICW).

About Us Costain helps to improve people’s lives with integrated, leading‑edge, smart infrastructure solutions across the UK’s energy, water, transportation and defence markets. We help our clients improve their business performance by increasing capacity, improving customer service, safeguarding security, enhancing resilience, decarbonising and delivering increased efficiency. Our vision is to be the UK’s leading smart infrastructure solutions company. We will achieve this by focusing on blue‑chip clients whose major spending plans are underpinned by strategic national needs, regulatory commitments, legislation or essential performance requirements. We offer our clients leading‑edge solutions that are digitally optimised through the following five services which cover the whole lifecycle of their assets: future‑shaping strategic consultancy; consultancy and advisory; digital technology solutions; asset optimisation and complex programme delivery. Our culture and values underpin everything we do. Equality & Diversity Costain appreciate the time and effort taken when applying for one of our positions but, due to the high volume of responses, we are unable to provide individual feedback on candidates at the application phase. We do share individual feedback following an interview. A Disability Confident employer will generally offer an interview to any applicant that discloses they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high‑volume, seasonal and high‑peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non‑disabled people. For more details please go to the Disability Confident website: https://www.gov.uk/government/collections/disability-confident-campaign #J-18808-Ljbffr