
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.
We are looking for a Working Student (m/f/d) to support our Target Costing @ Procurement team. A s a Working Student, you are interested to bridge technical know-how with commercial cost efficiency.
You will
Teardown Mechanical / Electronics telecommunication equipment and facilitate product cost breakdowns: Identify raw materials and components, understand technical functionality of modules and group them into functions including professional teardown documentation.
Maintain cost engineering tools & databases
Digitalize across procurement value chain, automation opportunities, efficiency measures via AI
Research technology evolutions and inflation trends
Perform component costs research and benchmarks
Provide general support of the Target Costing team in and around the TC@P Labs and assist in organizational tasks
Your profile
You are pursuing an Engineering M.Sc Study (Electrical or Mechanical or comparable area) and are available for 20h/week at our Office / Lab facilities in Bonn
Previous internships, hands-on mentality and practical engineering experience (industrial manufacturing processes or practical electronics projects exposure)
Curiosity in telecommunication technologies, interest in consumer electronics, telecommunication networks or manufacturing industries are a strong plus
Proven track-record in digitization: Fluid in advanced Excel skills, some basic programming and interest to master PowerBI and AI frameworks. Digital Photography, image editing and layout skills as plus
Pro-active, strong team player and consultant-minded with a focus on customer orientation
Analytical, problem-solving skills and an ability to be pro-active with a sense of urgency
High personal engagement in a dynamic environment where you can unfold your creativity
Fluent Business English mandatory; French and/or German language skills are beneficial
What we offer
Practical experience in an international environment
Flexible working hours and hybrid setup
Attractive student compensation
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!

Whether smartphones, fiber optic cables or IT services – with sourcing activities on five continents, we provide sustainable procurement excellence in the telecommunications industry, empowering people to communicate freely and be connected. Since our foundation in 2011, we have come a long way to being a distinct, multicultural workplace that consolidates the enormous market power of two leading telcos to bring the best products to consumers’ doorsteps. Based on Smart Analytics, we draw on data and insights from more than 40 markets worldwide to create tailor-made solutions.
Being part of BuyIn means being part of a community of people comprised of more than 25 nationalities. We perform sustainable and ethical procurement activities in key strategic areas such as network infrastructure, customer equipment and information technology. Our culture and values are a reflection of our global footprint and our international, diverse and inclusive environment.
We rank amongst the top five global telco customers and have the reputation to deliver enormous value to our alliance partners, out-performing our competitors year after year.