Be part of our success journey as a Customer Support Specialist, where you will be handling technical and non-technical requests, software and hardware incidents, and ensuring service excellence in line with customer agreements. You'll contribute across the entire support lifecycle, including pre- and post-sales activities, ensuring service readiness and offering critical feedback to enhance product serviceability. With your knowledge of 3GPP packet core standards (including network architecture, elements, functions, and call flows), and an understanding of protocols like IPv4/IPv6, TCP/UDP, Diameter, GTP, S1AP, NGAP, DNS, SNMP, and others, you will succeed in this role. 

If you're passionate about solving complex challenges and want to grow with a global technology leader, we invite you to join us and help shape the future of network support.

You have:

Bachelor’s degree or equivalent with 5+ years working experience in packet core domain (both LTE and 5G). Master’s degree a plus.Packet core 3GPP knowledge, including network architecture, network elements and functions, call flows, etc.Protocol exposure covering IPv4/IPv6, TCP/UDP, Diameter, S1AP, NGAP, GTP, GTPv2, DNS, NTP, SNMP, SCTP,  SSH, TLS, FTP, HTTP/HTTP2, etc.Worked in a Linux environment and exposed to programming languages (preferably scripting languages such as TCL, Python, Perl, shell).Kubernetes and CNF architecture and deployment are a big plus.

 It would be nice if you also had:

Experience in IP networking and packet core testing, and troubleshooting.Knowledge (and experience if possible) of NFV (Network Function Virtualization), SDN, Virtualized Switching products, and related virtualization technologies (KVM/QEMU, Xen, Vmware ESXi) is a big plus.Familiarity with networking test tools (Spirent, IPerf, Wireshark, etc).Act as a problem solver, taking ownership of demanding issues escalated from second-level support teams.Troubleshoot and resolve advanced product issues using both standard procedures and innovative approaches.Work closely with R&D, fourth-level support, account teams, business units, and customers to address technical inquiries, handle concerns, and feature requests.Serve as a key technical interface, ensuring clear communication and effective resolution across internal and external stakeholders.Adhere to all Nokia Information Security policies and guidelines, including compliance with the ISMS (ISO27001 program).