Commercial Engineer h/f

By 2050, 70% of the world's population, approximately 7 billion people, will live in cities! The efficiency and safety of rail traffic, the backbone of land transport, as well as the comfort provided to travelers, are major challenges. Together, let's design intelligent transportation systems for future generations now. #SIEMENSMOBILITY Your Roadmap As a Commercial Engineer, you ensure the project’s financial and commercial performance is effectively managed through robust cost control, accurate forecasting, and strict contract compliance. You support informed commercial decisions by assessing variations and claims, while ensuring efficient invoicing processes and transparent reporting. Your main responsibilities are: Cost estimation, pricing, and financial analysis during project execution, ensuring alignment with project baseline and contractual conditions Preparation of detailed cost calculations for variation orders, claims, and financial decision-making Preparation of BOQs (Bill of Quantities) and validation of quantities in coordination with technical teams Analysis of procurement costs and evaluation of supplier offers to ensure cost competitiveness Support to tender preparation activities, including pricing strategy and risk assessment Contribution to cost optimization and identification of efficient solutions (make-or-buy decisions) Support to contract and change evaluation, including financial impact assessment of deviations Continuous monitoring of project costs, deviations, and financial performance in coordination with CPM Interface between technical teams (engineering, site), Project Manager, and Commercial Project Manager (CPM) for all cost and financial topics Coordination with the customer for invoicing-related activities, ensuring compliance with contractual milestones and requirements Preparation, validation, and follow-up of invoices, including supporting documents and approvals Monitoring invoicing status and ensuring timely cash inflow (cash-in) to support project liquidity Identification and resolution of invoicing issues, delays, or disputes with stakeholders Contribution to financial reporting, forecasting, and cash flow management Ensuring alignment between technical progress, contractual obligations, and financial execution Keys to Success Strong analytical and financial skills Technical understanding (engineering domain) Excel / calculation tools mastery Cost modeling 3–8 years in estimation / project controlling Bachelor's +4/5 years in Business or Management, or a Commercial Engineering degree preferred Experience in bids or large infrastructure projects preferred Fluent in English, French and Arabic. Why board with us? Join a global leader in technological innovation. Thrive in a dynamic and multicultural environment. Develop your skills within passionate teams. Participate in international projects. Benefit from training opportunities and career development. Siemens recruits and recognizes all talents Join us!