Want to join a company is a recognised innovation and technology leader, tackling highly complex challenges across multiple defence and aerospace domains? Join a business who deliver advanced systems and services to customers worldwide and is widely regarded as a trusted, high-performing organisation within its market! Important: All applicants must have current Security Clearance Working: 3 days onsite In this position, you will play a key role within the Project Management Office (PMO), providing financial assurance and supporting Project and Programme Managers in making informed business decisions. Key responsibilities include reviewing and approving expenses, ensuring accurate and timely client billing, and conducting variance analysis to help prevent cost overruns. You will also support forecasting activities and track project profitability throughout the lifecycle. You will work closely with a range of internal stakeholders, including Finance, Commercial teams, and senior leadership. This role offers excellent opportunities for career development while allowing you to contribute meaningfully to project delivery and overall business success. You'll be joining a collaborative and forward-thinking environment where project finance is central to decision-making. The role offers real ownership, visibility, and the opportunity to influence project direction from a financial perspective, while working alongside experienced professionals across both project and finance disciplines. Company Highlights: Join a globally recognised technology and defence leader, repeatedly awarded for innovation, patents and engineering excellence across aerospace, defence, space and cyber. An organisation trusted by governments worldwide, delivering mission-critical systems and recognised with Gold status by the UK Ministry of Defence for its support of the armed forces community. Be part of a business consistently ranked among the top innovators in the aerospace and defence sector, combining cutting-edge technology with long term programme stability, including high-profile contracts with government and allied partners worldwide. Explore the chance to work on cutting-edge, nationally significant projects with real-world impact, not theoretical R&D. A business, known for a strong culture of innovation, inclusion and long-term career development, backed by the scale and stability of a global industry leader. Key responsibilities: Monitor budgets and costs on a weekly basis, including labour and expenses, ensuring accurate time recording and variance analysis against forecasts Maintain accurate and up-to-date documentation, including client forecast trackers Support financial reporting, including assisting with quarterly Estimates at Completion (EACs) and validating contract balances Contribute to new business opportunities through financial modelling Oversee monthly invoicing processes, ensuring accurate client billing for project-related costs Submit forecasts to clients in line with agreed deadlines Essential Skills & Experience Strong organisational and time management skills Good understanding of budgeting, forecasting, and cost control Ability to thrive in fast-paced environments and manage multiple workstreams and priorities High attention to detail, ensuring accuracy and completeness in reporting Confident communicator, able to engage with stakeholders at all levels Ability to explain financial information clearly to non-finance audiences Proficiency in ERP systems (e.g. SAP) and advanced Excel skills Current Security Clearance Desirable Experience: Finance qualification desirable but not essential Even If you feel like you don't meet every requirement, we encourage you to reach out and apply