At Kier, we''re proud to be shaping the future of construction. As a Mechanical Project Engineer you''ll play a key role in delivering safe, high-quality Mechanical installations within our internal MEP business at Kier Group. Kier Mechanical and Electrical (KME) is our in-house MEP design and build business, supporting regional and strategic projects across the UK. With a turnover of £80-100m, we deliver innovative solutions in sectors including custodial, commercial, health, and science. Location: Site Based, SouthamptonBusiness Unit: Kier Mechanical and Electrical (KME)Contract Type: Full Time, Permanent What will you be doing? Oversee mechanical works from planning to completion Review and optimise designs with clients and teams Manage change control, risk, and quality assurance Lead delegated work packages and support team performance Ensure compliance with safety, design, and statutory standards What do you need? Relevant qualification in Mechanical Services CSCS and SMSTS accreditation Strong technical knowledge and a collaborative mindset Why Kier? We offer a supportive, inclusive culture, career development opportunities, and a focus on wellbeing. Be part of a team that''s building a better future. We''re all about finding potential here at Kier, and transferrable skills are always welcome! So, even if you don''t tick every box, please apply and we can have a chat. Rewards and benefits We''re proud to be able to offer our brilliant people a wide var