STRATEGIC SOURCER (m/f/d) - NETWORK - Fixed Access, transport & IP

STRATEGIC SOURCER (m/f/d) - NETWORK - Fixed Access, transport & IP Join a diverse, human-sized company with flexible work, competitive packages, and profit sharing. Benefit from continuous training and innovative projects in AI, IoT, and sustainability. Apply Sourcing Tomorrow’s Success! BuyIn, a common company between Orange and Deutsche Telekom is the largest procurement alliance in the TelCo world. We feature sourcing projects over three continents and negotiating €20 billion per years for 45+ customers. At BuyIn, we continuously strive to innovate for our stakeholders, 5G, IoT, AI, Cloud and Robotics are part of our day-to-day business operations. By prioritizing environmental stewardship, social responsibility, and ethical business practices, our company is committed to building a sustainable future for both our business and the planet. Description of domain/function: Network Domain organization consists of 5 technical domains covering Radio Access Networks, Fixed Access, transport & IP, Core and Control, Managed Services and Passive Infrastructure. Our sourcing projects are targeting to optimize three main streams: economic efficiency, technical effectiveness and sustainability - using a digital toolset. FTI (Fixed, Transport & IP) category covers the full network chain from end‑user access to core infrastructure. It encompasses Fixed Access technologies that deliver high‑performance connectivity to homes and businesses, Transport solutions such as microwave and WDM systems that provide the scalable, high‑capacity backbone for long‑distance data transmission, and IP equipment like routers and switches that ensure intelligent traffic management across the network. As part of a community of sourcers, teamwork and respectful mindset are key success factors to ensure good collaboration with our stakeholders and internal teams supporting our daily work (Legal, Digital team, etc.). You Have great team spirit Are a colleague to have fun with Enjoy working on challenging projects Are an independent problem-solver Enjoy negotiating and deal-making Have the capacity to work on a multi-cultural and fast changing environment Are eager to travel across the BuyIn footprint Your responsibilities As a Strategic Sourcer in the FTI team (Fixed, Transport & IP) you will lead procurement projects of higher complexity at corporate and local level as well as the relationship with selected suppliers of bigger sizes. You drive the implementation of the global category strategy and define/execute project strategies. You are also responsible for the achievement of targets and provide continued support to countries on signed deals during the whole contract duration. This includes the following duties: Analyze and manage the countries’ demands as set out in the Demand Plan Tool Lead demand-based RFPs & RFQs from requirements definition to final negotiation and contract signature Define/execute cost optimization levers and realization plans, including identification of demand bundling opportunities, consideration of supplier dependency risk and governmental regulations per country Support the realization of risk analysis for potential market vendor consolidation (such as Merger and Acquisition) and/or global market crisis (such as the memory crisis) to secure business continuity and risk mitigation from the Procurement side Support countries during implementation phases Perform active contract controlling and manage change requests for contracts in place Your profile You hold a University degree or an MBA in Procurement, Business Administration, Economics, Business Information Technology or a qualification of the same level. You also possess the following skills and experience: Professional experience in procurement of 5+ years minimum Very good knowledge of telecommunication or network technologies Experience in managing customers, stakeholders and suppliers autonomously Strategic mindset Strong negotiation skills Very good knowledge of contract law High ability to structure internal and external communication Capacity to work in a multi-cultural and fast-changing environment Fluency in English and French, German as a plus Willingness to travel Why Joining BuyIn A “human sized” company, composed of a talented team of 30+ nationalities, empowering the workplace with values of Teamwork, Commitment and Respect, Flexible working conditions (hybrid working, working from abroad) Competitive package based on the National Collective Bargaining Agreement for Telecommunication (CCNT), profit sharing (interessement & participation) Continuous training: our Procurement Academy will support your learning journey Cutting-edge procurement with topics on AI, IoT, and Sustainability Exciting, multifaceted projects for our mother companies (Orange & Deutsche Telekom) & partners 10+ years of track record in excellence in strategic procurement with a spend over €20 million for 45+ customers Or even the usage of BI and IA tools to support you in your daily sourcer activities. Diversity is a part of BuyIn We look forward to receiving your application regardless of gender, nationality, ethnic and social origin, religion, philosophy of life, disability, age, sexual orientation, or identity. Department NETWORK - Fixed & Transport Network Role Strategic Sourcer Locations Issy-les-Moulineaux Remote status Hybrid Employment type Full-time Employment level Professionals Application deadline 30 June, 2026 Hiring manager Elise RAFFESTIN