<div class="stack-module_stack__LqslD stack-module_full-width__cNMyu stack-module_horizontal__m-79- stack-module_gap-l__m--h2" style="flex-wrap: wrap;"><div class="detailContainer-2qNET"><div class="detailLabel-2AsIg">Requisition ID</div><div class="detailValue-3NGwm">262643</div></div><div class="detailContainer-2qNET"><div class="detailLabel-2AsIg">Date posted</div><div class="detailValue-3NGwm">05/16/2025</div></div></div><div class="stack-module_stack__LqslD stack-module_full-width__cNMyu stack-module_vertical__ZyU6e stack-module_gap-xl__3pVJq" style="align-items: center;" id="job-description-container"><div class="container-3Gm1a"><div><div style="padding: 10px 0px;border: 1px solid transparent;"><div style="overflow-wrap: break-word;"><h2 style="margin: 0px;"> Your day to day:</h2>
</div><div><p style="text-align:justify"><span style=""><span><span style=""><span style="font-family:" lang="EN-GB">Preventive and corrective second level troubleshooting ensuring quality, continuity of service and the restoring time for Voice Core Network elements. &nbsp;In collaboration with 1st Line Operations teams, work out procedures related to the analysis of alarms in order to detect and eliminate faults. Perform data configuration, software rollout and support integration activities with planning and delivery functions.</span></span></span></span></p></div></div><div style="padding: 10px 0px;border: 1px solid transparent;"><div style="overflow-wrap: break-word;"><h2 style="margin: 0px;">With these activities you will have a great impact on our business: </h2>
</div><div><ul><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">As a Voice Mobile Core Specialist, you are responsible for providing 2nd level support for applications, services and infrastructures in the Voice Mobile Core environment CSDB, HSS, HLR, UDM, MSS, MGW, STP</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">You define and track service level agreements and system KPIs for the responsible services and monitor their compliance and react proactively to impending violations of target values and quality restrictions with the involvement of the other 2nd level teams required for this.</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">You will independently identify and implement optimisation measures to prevent incidents. </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">You are responsible for escalation management and execute or support roll-outs of new systems, services and software </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">You act as a contact person and escalation level within the team and transfer know-how across departments.</span></span></span></span></span></li></ul></div></div><div style="padding: 10px 0px;border: 1px solid transparent;"><div style="overflow-wrap: break-word;"><h2 style="margin: 0px;">With these skills you are a great candidate: </h2>
</div><div><ul><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Basic understanding of mobile core protocols (TCP/IP, UDP, SCTP, GTP, Radius, Diameter, LDAP, SIGTRAN, RANAP, GMM).</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Voice mobile Core E2E network analysis and troubleshooting, problem and change management. Analyse and interpret traces (Wireshark traces, network element traces, logs). </span></span></span></span></span></li><li style="text-align:justify">Good knowledge of mobile network architectures 2G/4G/5G with experience in main vendors technologies (Nokia, E//).</li><li style="text-align:justify">English (spoken and written) and German (reading, listening and willing to develop).</li></ul></div></div><div style="padding: 10px 0px;border: 1px solid transparent;"><div style="overflow-wrap: break-word;"><h2 style="margin: 0px;">Must have technical / professional qualifications:</h2>
</div><div><ul><li style="text-align:justify">Hands on experience with Voice Core elements (CSDB, HSS, HLR, UDM, MSS, MGW, STP).</li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Scripting knowledge (Linux, Python, Ansible) desirable.</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">University degree: faculty of Electronics, Telecommunications and Information Technology</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">2 years of experience in Telecommunication, on similar position.</span></span></span></span></span></li></ul></div></div><div style="padding: 10px 0px;border: 1px solid transparent;"><div style="overflow-wrap: break-word;"><h2 style="margin: 0px;">Sounds like the perfect job? We’ve got even more to offer:</h2>
</div><div><ul><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Hybrid way of working</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Medical and dental services </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Life and hospitalization</span> <span style="font-family:" lang="EN-GB">insurance </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Dedicated employee phone subscription </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Take control of your benefits and choose any of the below options: meal tickets/private pension/vacation vouchers/cultural vouchers within the budget.</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Special discounts for gyms and retailers </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Annual Company Bonus </span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Loyalty Programme</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">We let you write your own story: go for a trip, experience new things, have fun and enjoy your 23 vacation days.</span></span></span></span></span></li><li style="text-align:justify"><span style=""><span><span style="tab-stops:list 36.0pt"><span style=""><span style="font-family:" lang="EN-GB">Special Paternal Program - 4 months of paid paternity leave</span></span></span></span></span></li></ul></div></div></div></div></div>

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Vodafone

Vodafone is a leading telecom company. We are hiring a full-time Voice Core Engineer 2nd Line with a degree in Electronics/Telecommunications and 2 years’ experience. You will troubleshoot, optimize, and support Voice Core Network elements. We offer hybrid work, medical insurance, employee phone subscription, flexible benefits, gym discounts, annual bonus, loyalty program, 23 vacation days, and paid paternity leave.

Voice Core Engineer 2nd Line

Summary

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