Customer Support Specialist

HOW YOU WILL CONTRIBUTE AND WHAT YOU WILL LEARN

• 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).

KEY SKILLS AND EXPERIENCE

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).