Customer Service Representative 50-70% (Monday to Friday)

At RGCC International, we are at the forefront of precision oncology - bridging cutting-edge cancer research with the healthcare professionals and patients who depend on it most. As our Customer Service Representative, you will be the human connection between our laboratory and the wider world — the trusted voice that healthcare professionals, patients, and partners turn to with their most important questions. Every interaction you manage contributes directly to a better experience for patients on their care journey.

If you want your work to matter and you thrive at the intersection of science, care, and communication, this is a meaningful opportunity to grow within a global, purpose-driven organization.

Key Responsibilities

• Act as first point of contact for doctors, clinics, patients, and representative across phone, e-mail and other channels
• Provide accurate information on services, testing procedures and order status
• Follow up to ensure inquiries and concerns are resolved promptly
• Escalate complex issue to the appropriate department when necessary
• Process customer requests, documentation, and maintain accurate records in HubSpot
• Coordinate courier pickups, shipping labels, and assist with delivery-related inquiries
• Support scheduling, coordination, and general office administration
• Generate Invoices and send payment reminders for outstanding balances
• Maintain accurate records of invoices and payments
• Coordinate with the finance department on billing inquiries
• Collaborate closely with laboratory, logistics and finance department to ensure smooth operations
• Contribute to continuous process and service improvements

Requirements and Qualifications

• Proven experience in customer service, administration, or a client-facing role — you know how to make people feel taken care of
• Excellent verbal and written communication skills in English and German; additional languages are a genuine asset in our international environment
• Professional, empathetic, and discreet across all channels — whether on the phone, by email, or face to face
• Naturally organized with strong time management skills and the ability to handle multiple priorities without losing attention to detail
• Sharp problem-solving instincts — you don't just flag issues, you help resolve them
• Confident working with Microsoft Office Suite; experience with CRM and invoicing systems is a plus
• Comfortable handling confidential and sensitive information responsibly
• Adaptable and at ease in a fast-paced, internationally operating environment
• A collaborative team player who is equally capable of working independently and taking initiative
• A background in healthcare, medical services, or laboratory environments is an advantage, but not a requirement — we value the right attitude and willingness to learn just as highly

We Offer

• Flat hierarchy with direct communication and short decision paths
• 40-hour work week with fair overtime compensation
• 25 vacation days per year
• Day-off on your birthday
• Attractive social insurance and pension benefits
• Possibility of one day home office per week
• Dog-friendly office environment
• Lunch cost contribution
• Support for further education and professional development
• Four team events per year, fostering collaboration and team spirit
• Annual company volunteer day — because giving back matters to us

Application

To apply, please send your CV, qualifications/diplomas, and reference letter.