Costain is working closely with the Atomic Weapons Establishment Burghfield to deliver their Mensa Programme, a replacement assembly and disassembly facility to replace existing infrastructure. The programme will provide a modern enduring facility in which to undertake warhead assembly and sub assembly operations. Costain provides Construction Management and delivery services on behalf of the AWE drive Supply chain Partners through construction towards commissioning and project completion whilst delivering a cost-effective solution to the end user. This is a site-based role with occasional hybrid working permitted. This is a fantastic opportunity to join a career enhancing project where you will be a welcomed member of the wider team. Costain are looking for skilled people who'll help us shape, create and deliver pioneering solutions. This position has a competitive salary dependent on skills and experience, in addition to a fantastic benefits package including pension contribution matched up to 10%, a day off for your birthday and a dedicated professional development budget. We have a vibrant, challenging and growing business, with project environments that provide tremendous opportunities for everybody. We know that by being a more diverse company we will be more innovative, have a greater understanding of our clients’ needs and will deliver smarter, more inclusive solutions for them. Our goal is to have a workforce that is representative of society and the communities in which we work. As an inclusive, family-friendly employer we believe that everyone matters, and we are committed to ensuring that everyone has the same opportunities to be able to reach their full potential. Role Requirements Proficient with Primavera P6 in an Enterprise environment. Holder of SC (or above) clearance preferable Previous site experience in delivering M&E projects to programme. Experienced in the implementation and use of earned value analysis (schedule and performance management). Experience of Developing WBS and development of schedules from limited information. Ability to integrate Engineering delivery with M&E, General Building and complex Plant work packages to achieve programme. An ability to work in a partnering environment with the client. Skilled in progress interrogation and scrutiny of / challenging contractor schedules. Close working with supply chain / internal project managers to develop / improve logic sequence. Experience of Critical Path Analysis / late starts early starts / finishes. Understanding and interpreting Float Erosion and Critical activities. Development of What-if scenarios for exploring sequence effects on the schedule. Ability to interpret project documentation and drawings. 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.