Senior Strategic Sourcer (m/f/d) Network Passive Infrastructure & Energy Hardware

Senior Strategic Sourcer (m/f/d) Network Passive Infrastructure & Energy Hardware 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: The Network (NT) procurement domain holds global commercial responsibility supporting the network needs of Deutsche Telekom and Orange, ensuring access to the best technologies and services. The Network Domain consists of five technical areas, covering Radio Access Networks (RAN) , Fixed Access, transport & IP (FTI), Core and Control, Managed Services and Passive Infrastructure. In Passive Infrastructure, our team negotiates a large range of Hardware equipment: Antenna Line Devices and related accessories, Fiber Optical Cables, all material for fix and mobile infrastructure rollout (e.g. Ducts / Pipes, Optical distribution frames, Cabinets, Optical splice closures, Optical termination outlets, Optical accessories, etc.), as well as Energy hardware for fix and mobiles sites (e.g. Lead acid and Lithium Batteries, Battery Energy Storage Systems, DC Power Cabinets, UPS, etc.). As part of a community of Senior strategic sourcers, teamwork and respectful mindset are key success factors to ensure good collaboration within the team and with our stakeholders and internal colleagues supporting our daily work (Legal, Digital team, etc.). You Have great team spirit and ere 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 in a multi-cultural and fast changing environment Are eager to travel across the BuyIn footprint Your Responsibilities As Senior Strategic Sourcer Energy Hardware, you will be in charge of several sub-categories covering DC Power equipment / Cabinets for Mobile sites, UPS, Lead-acid / Lithium batteries, Battery energy storage systems (BESS), Cooling solutions, as well as Gensets & Solar solutions. Your role will consist of: Lead end to end procurement projects based on demands coming from countries, new technical needs, change in volumes or market disruptions As a project leader: Building and executing the procurement strategy, defining & executing cost optimization levers and realization plans - following Buyin’s rules, supported by our digital toolset. Independently lead RFQs from requirements definition to final negotiation and contract signature, achieving targets on savings and customer satisfaction. Monitoring suppliers in your portfolio, enhancing contractual terms (e.g. Sustainability, Artificial Intelligence) and proactively managing potential risks (e.g. geopolitical, transport, disruption on raw materials). Supporting procurement counterparts in the countries in contracts implementation and providing ad-hoc support for local specific needs. Ensuring right level of communication with them, leveraging digital tools as well as personal interactions. Your Profile You hold a Master degree in the area of Procurement, Legal, Business Administration, Economics, Engineering or a similar qualification. You have at least 5 years’ experience in procurement in an industrial context. You also possess the following skills and experience: Interest in telecommunication and network related hardware, strong ability to quickly onboard on new technical and business areas and build product category ownership Ability to manage multi-million Euro projects, leveraging your analytical and conceptual capabilities, as well as strong negotiation skills. Intercultural background with team player attitude. Ability and high engagement to translate concepts into execution. Project management skills - meeting targets, ensuring quality standards and project planning Expertise in contract management Fluency in English and German, French is a plus Willingness to travel WHY JOINING BUYIN Exciting, multifaceted projects for our mother companies (Orange & Deutsche Telekom) and their partners Cutting-edge procurement on technologies enabling connectivity services around the globe The talented team of 30+ nationalities Empowering the workplace with values of Teamwork, Commitment, and Respect 10+ years of track record in excellence in strategic procurement with a spend of 20 billion euros of spend for 45+ countries Agile and data-driven Work in a multicultural and open-minded environment in Issy-les-Moulineaux (France) or Bonn (Germany). Experience both the familiarity of a smaller company and the opportunities presented by our parent companies. Looking to the future, you can expect to hone your expertise in your corner of the market and potentially grow into different roles - see where it could take you! 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. Be part of something bigger: shape the future of telecommunications with us! Department NETWORK - Infrastructure Role Senior Strategic sourcer Locations Bonn Remote status Hybrid Employment type Temporary Weekly working hours 38 Date of employment 01 September, 2026 Hiring manager Markus Niewerth Salary group AT1-2