Manpower We are seeking a Roaming Network Support Engineer to join our client's team on a permanent, hybrid basis in Bern. Our client is a leading global provider of mobile roaming and interconnect solutions, trusted by mobile network operators worldwide to deliver seamless connectivity and high-quality communication services. With a strong focus on innovation, reliability, and customer satisfaction, the company enables mobile operators to connect effortlessly through advanced IPX, signaling, and roaming hub technologies. Operating in a truly international environment, this organization values collaboration, technical expertise, and a proactive approach to solving complex global network challenges. Main Responsibilities: - Provide technical support to international mobile network operator customers using IPX and Roaming Hub services. - Handle customer inquiries, perform troubleshooting, and deliver detailed service performance analyses and reports. - Conduct service testing, validation, and comprehensive documentation of customer integrations. - Monitor international network infrastructure, including SS7, Diameter, and GRX, as well as service systems such as STPs, DRAs, and the Roaming Hub. - Participate in a 24/7 on-call rotation to ensure timely emergency support and service continuity. Your Profile: - Hands-on experience with SS7, Diameter, GTP, and DNS protocols, as well as roaming technologies. - Technical education in telecommunications or related field, with a solid understanding of mobile network architecture. - Strong communication skills and the ability to work effectively in an international, multicultural environment. - A proactive, reliable, and resilient team player with a strong sense of responsibility and customer commitment. - Willingness to participate in on-call support duty. Are you interested in this opportunity? I look forward to receiving your CV. If you have any questions, feel free to contact Aneta Andrzejewska at +41 58 307 2967 or connect via LinkedIn: Aneta Andrzejewska. Even if this particular role isn't the right fit for you, we'd still love to hear from you ? Experis IT has numerous exciting opportunities across Switzerland. You can find all our current openings at https://de.experis.ch. Branche: Telekommunikation Funktion: Personalwesen