Senior Strategic Sourcer (m/f/d) – NETWORK – Fixed & Transport Network

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 negotiate €20 billion per year 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.

Within the Network Domain’s five technical areas—Radio Access Networks, Fixed Access, Transport & IP, Core and Control, Managed Services, and Passive Infrastructure—the FTI (Fixed Access, 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.

Focus for this job offering is on Fixed Access, Optical Transport, Microwave and IP—an exciting environment full of innovation and a fast‑evolving vendor landscape! As part of a community of sourcers, teamwork and a respectful mindset are key success factors to ensure good collaboration with stakeholders and internal teams (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 in a multi‑cultural and fast‑changing environment
• Are eager to travel across the BuyIn footprint

Your Responsibilities

As a Senior Strategic Sourcer (m/f) in the FTI team (Fixed Access, Transport & IP), you will lead procurement projects of higher complexity at corporate and local level and manage relationships with selected larger suppliers. You will drive the implementation of the global category strategy, define and execute project strategies, and be responsible for achieving targets while providing continued support to countries on signed deals throughout the contract duration. Key duties include:

• 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 and execute cost optimisation levers and realization plans, including identification of demand bundling opportunities, consideration of supplier dependency risk, and government regulations per country
• Support risk analysis for potential market vendor consolidation (e.g., M&A) and/or global market crises (e.g., the memory crisis) to secure business continuity and procurement‑side risk mitigation
• 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 equivalent level.
• Professional experience in procurement of at least 5 years
• Experience in procurement, including sourcing project coordination, managing customers and stakeholders, and supplier management
• Strategic mindset and strong negotiation skills
• Enthusiasm for network technologies
• Very good knowledge of telecommunication or network technologies
• Experience in autonomous management of customers, stakeholders and suppliers
• 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 German; French is a plus
• Willingness to travel

WHY JOINING BUYIN

• A “human‑sized” company with a talented team of 30+ nationalities, empowering the workplace with values of teamwork, commitment, and respect
• Flexible working conditions (hybrid working, working from abroad) and time flexibility
• Multiple locations in France and Germany
• Competitive package
• Dynamic international team
• Continuous training: our Procurement Academy will support your learning journey
• Cutting‑edge procurement focusing on AI, IoT, and sustainability
• Exciting, multifaceted projects for our parent companies (Orange & Deutsche Telekom) and partners
• 10+ years of track record of excellence in strategic procurement with a spend over €20 million for 45+ customers
• Use of BI and IA tools to support your daily sourcing activities

Diversity is a part of BuyIn. We look forward to receiving your application regardless of gender, nationality, ethnicity, social origin, religion, philosophy of life, disability, age, sexual orientation, or identity.