Mercury is the European leader in construction solutions. We build and manage complex engineering & construction projects for the world's leading corporations. Our solutions help deliver technologies and life changing advancements that connect people, communities, and businesses, giving them the power to achieve incredible things. Our people have the courage to be innovative. Their determination and sharp focus enable us to deliver with certainty, time and time again. We deliver our clients' visions through leading edge construction solutions across multiple sectors, including Enterprise Data Centres, Advanced Technology & Life Sciences, Hyperscale Data Centres, Fire Protection, and Technical Support Services (TSS). At Mercury, it is our duty to encourage and back our people to realise their vision of themselves. We place them at the heart of what we do, providing challenging opportunities to develop within a great team in a supportive environment that allows them to reach their full potential. This SeniorMechanical Engineer role will provide technical knowledge and experience to Mercury's Preconstruction Department at Mercury's head office, Dublin. This team is responsible for performing preconstruction activities during the bidding phase across all business units. The Preconstruction team delivers project services across a project portfolio from initial project tender phase through to construction hand-over. Services provided specifically include Engineering, OSM, value engineering activities and Supply Chain Management. Key Responsibilities of the Role: Provide support to Preconstruction team on all Engineering functions including, but not limited to the following: Responsibilities of the Role: Familiarisation of Design/ specifications and drawings to fully understand the scope of the Project. Assist in generation and finalisation of estimates, tender documents and resourcing of tender projects. Review the MEP design and conduct value engineering exercises to optimise mechanical design solutions. To support the engineering requirements through managing & liaising with Key Project Stakeholders (Client, Suppliers, Sub-contractors, Vendors). Review equipment specifications and generate procurement packages. Prepare Sub-contract packages. Assessment of Sub-contract and Supplier Tender returns for Technical compliance with design intent specifications. Review the construction methodology to identify programme implications and building logistics. Interrogate tender documentation (drawings, specifications, tender addenda, and all other documentation) for commercial risks and scope gaps relating to deliverables. Identify project risks and mitigation plans to deal with these risks. Mentor and support less experienced engineers, promoting knowledge sharing and professional development. Evaluate and promote the use of new engineering practices and processes to enhancedelivery time of projects. Attend industry events and training sessions to maintain a current understanding of market trends and best practices. Essential Criteria for the Role: 10+ years' experience in design of Building Services systems and project execution (EPC). Honours degree (NFQ Level 8 for Ireland) in Mechanical engineering. Proven ability to lead projects, manage technical and financial aspects, and deliver high quality mechanical systems. Design and implementation of mechanical systems such as Critical cooling, HVAC, plumbing, and fire protection. Strong understanding of electrical systems supporting the mechanical plant. Strong understanding of industry standards, regulatory requirements, and value engineering principles. Experience in mentoring junior engineers and fostering collaboration within multidisciplinary teams. Competence in design software such as Navisworks, Fluid Flow, Pipe-Flo, Fathom, or similar platforms. Strong communication skills to liaise effectively with stakeholders and external consultants. Desirable Chartered Engineer preferred (or working towards it). Lean Six Sigma. Mercury is an equal opportunities employer.