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 60,000 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. The Sydney Metro West - Central Tunnelling Package Project is seeking a highly motivated Sustainability Manager to join our team. This exciting role will play a pivotal role in ensuring the project meets the highest sustainability standards and integrates best practices throughout the construction lifecycle. The Senior Contracts Administrator will support the Commercial and Construction teams in overseeing all aspects of construction-related contracts, ensuring compliance with terms and conditions, effective cost control, and seamless communication with internal and external stakeholders. As a key role in the project delivery team, this role will be responsible for managing the entire contract lifecycle, from tendering subcontracts to project completion. This includes analysing contracts, negotiating variations, maintaining accurate records, proactively mitigating contractual risks, ensuring that project budgets and expenditures are effectively monitored and foster harmonious communication and collaboration between all stakeholders. Key Skills Strong analytical and problem-solving skills with the ability to independently identify potential opportunities and resolve contractual risks. Strong decision-making skills to make informed decisions based on contract analysis and project requirements. Excellent written, verbal and interpersonal communication skills, as well as negotiation skills to build strong and effective relationships, and manage and mediate disputes with internal and external stakeholders. High level of integrity in adhering to ethical standards and company policies in all contract management activities. Strong people management skills Required Skills and Competencies Tertiary qualification in commerce, engineering, law or relevant discipline (Essential) Work Safely in Construction (White Card) (Essential) 8 years' of experience in contracts administration (Essential) or other relevant field e.g. Engineering, Quantity Surveying, etc. Demonstrated experience effectively managing claims and disputes (Essential) Experience on major construction projects (Desirable) Strong Microsoft Office Suite skills Detailed knowledge of the Security of Payments Act (SOPA) and other relevant State and Federal laws and regulations. ACCIONA has been given the Top Employer 2022, 2023 & 2024 certification in Australia, which certifies the company's commitment to excellence in human resources management and those who focus on putting their people first through their exceptional HR policies. Since establishing a presence in Australia in 2002, ACCIONA has made significant investments in local opportunities and project development. ACCIONA employs more than 3,000 people in its renewable energy, infrastructure and water projects across Australia & New Zealand. We are an Equal Opportunity Employer and promote equality and diversity. Indigenous Australians and candidates from minority groups are encouraged to apply.