✨ AI Summary
As an MS Specialist Core within the Core Network team, you will ensure the high performance, availability, and reliability of mobile and fixed network core infrastructure. Your responsibilities include monitoring and analyzing network performance, configuring, testing, and maintaining core network equipment, troubleshooting and resolving incidents, performing preventive maintenance, and optimizing system performance. You will implement standard configuration and hardware changes, collaborate with operational experts and vendors for advanced troubleshooting, manage escalations, and contribute to service quality improvements through automation and development of monitoring tools and scripts.
Requirements
Strong knowledge of 2G/3/G/4G Core networks, VoLTE solutions, and network architecture. Expert in Voice core (CS Core) especially on MSC/MGW with solid understanding of SS7 signalling. Skilled in end-to-end network troubleshooting, call flow tracing, and interface analysis (MAP, ISUP, ISDN, SIP). Linux proficiency with shell scripting knowledge for automation and tool development. Recognized as SME in Nokia MSC Media Gateway area. Capable of providing end-to-end operational support, peer review, on-call duty across time zones, and coordination with stakeholders.
Description
As part of the Core Network team, you will be responsible for ensuring high performance, availability, and reliability of the Core infrastructure within the Business Unit, covering both mobile and fixed networks. The role involves monitoring and analyzing network performance, configuring, testing, and maintaining core network equipment and related services, troubleshooting and resolving incidents, performing preventive maintenance and system optimization, and implementing standard configuration and hardware changes in the production environment. You will collaborate with operational experts and vendors for advanced troubleshooting, manage escalations toward external support teams, and contribute to service quality improvements through automation and development of monitoring tools and scripts.