ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society. Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet. Are you a passionate individual who wants to make a difference, promote sustainable development, and find solutions to the biggest global challenges including climate change, overpopulation, and water scarcity? Come and join us in building the infrastructure our planet needs to achieve a sustainable future.

• Personalised career progression plans to help you achieve your goals
• Join a business with an excellent safety record as well as robust systems and process's
• Competitive salary in line with experience + Acciona Bonus Incentive Scheme

The Senior project Engineer – Mechanical will ensure the effective coordination and control of Mechanical and Piping Engineering Works for a designated Project through activities of technical, engineering, inspection, scheduling, planning, survey, procurement and quality control based on the Alkimos Seawater Alliance standards.

The Senior Project Engineer is responsible in assisting the Construction Manager to ensure the safe and successful completion of the project on schedule, within budget and to the specified quality.

The Project
The Alkimos desalinisation project includes the design, construction, operation and maintenance of the plant with first production in 2028. Works include marine works and tunnels, seawater intake system, a seawater reverse osmosis desalination plant, groundwater system, drinking water storage and pump system, supported by civil, electrical and bulk earthworks.

Key Accountabilities:

• Conduct regular site safety and environmental inspections, review method statements, manage permits, and ensure subcontractor compliance with safety standards.
• Prepare work packages, issue RFQs, evaluate bids, and manage procurement risks and opportunities in line with project requirements.
• Review and approve construction method statements, oversee temporary works, and drive process improvements and innovative solutions.
• Develop and monitor project schedules, manage critical path activities, allocate resources, and report progress to meet milestones.
• Ensure compliance with technical submissions, QA processes, temporary works, and maintain accurate documentation and risk registers.
• Utilize GIS and digital tools for planning, design review, and site coordination; promote technology adoption among teams.
• Build and manage engineering teams, set goals, monitor performance, and support team wellbeing and accountability.
• Ensure timely closure of Lots and NCRs, maintain ITPs, monitor costs against forecasts, and report variances for financial control.

• Minimum 10 years experience
• Strong knowledge of mechanical and piping engineering principles, construction methods, and temporary works design.
• Proven ability to manage project schedules, procurement processes, and cost forecasting within large-scale infrastructure projects.
• Proficiency in digital engineering tools (GIS, 3D models, planning software) and ability to promote technology adoption.
• Leadership and team management skills, including performance monitoring, goal setting, and fostering wellbeing.
• Comprehensive understanding of safety, quality assurance, and environmental compliance in complex project environments.

What we offer
At ACCIONA, we offer a dynamic and challenging work environment where our employees can grow and develop their careers. We provide opportunities for professional development, and our team members are encouraged to bring new ideas and approaches to their work. Our company is dedicated to fostering a culture of inclusiveness and respect where every employee feels valued and supported.