<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">263240</div></div><div class="detailContainer-2qNET"><div class="detailLabel-2AsIg">Date posted</div><div class="detailValue-3NGwm">05/27/2025</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="margin: 0cm; text-align: justify; line-height: normal;"><span style="">Preventive and corrective second level troubleshooting ensuring quality, continuity of service and the restoring time for Core IMS Network Elements. In collaboration with 1st Line Operations teams, work out procedures related to the analysis of alarms to detect and eliminate faults. Perform data configuration, software rollout and support integration activities with planning and delivery functions.</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 type="disc" style="margin-top: 0cm; margin-bottom: 0cm;"><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">In case of incident assure trouble shooting analysis and all the repair actions, including vendor support escalation, to achieve service and performance restoration of Core Network. </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Perform proactive maintenance activities to prevent incidents and constantly optimize the network, e.g. Daily Walkthroughs and Health checks for Core IMS components.</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Assure planned work activities, network rollout, software upgrades and parameter changes in Core IMS network ensuring quality of service and avoiding regression on network functionalities.</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Introduce and manage cutting edge technologies including vendor and on the job training.</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Perform acceptance test and integration/configuration activities of new network elements of the Core CS network.</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 type="disc" style="margin-top: 0cm; margin-bottom: 0cm;"><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Very good knowledge of core network principles for 2G/LTE technologies: MSS, MGW, SBC, CSCF, TAS, ENUM, VoLTE </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Good knowledge of core network protocols: SIGTRAN, ISUP, CAMEL, INAP SIP, Diameter, TCP/UDP, S1AP, GTP/GTPv2, MAP, BSSAP.</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Experience in trace analysis (Wireshark traces, Tektronix traces, network element traces);</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">NFV Framework basics and knowledge of VNF context and technologies (virtualization layer, VIM, VNF Managers). Understanding of&nbsp;&nbsp; involved protocols (MPLS/ IPSEC Tunnel).</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Automation Skills based on most common language/tools (Phyton, Power Automation, RH Ansible, scripting).</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Unix/Linux OS administration Skills.</span></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 type="disc" style="margin-top: 0cm; margin-bottom: 0cm;"><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">University degree: faculty of Electronics, Telecommunications and Information Technology</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">1-2 years of experience in Core Network Operations and Maintenance activities</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Nokia core network trainings and certificates or equivalent </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 type="disc" style="margin-top: 0cm; margin-bottom: 0cm;"><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Hybrid way of working</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Medical and dental services </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Life and hospitalization</span><span style=""> </span><span style="">insurance </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Dedicated employee phone subscription </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Take control of your benefits and choose any of the below options: meal tickets/private pension/vacation vouchers/cultural vouchers within the budget.</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Special discounts for gyms and retailers </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Annual Company Bonus </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Loyalty Programme</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Ongoing Education – we continuously invest in you to ensure you have everything needed to excel on the job and enhance your skills&nbsp; </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">You get to work with tried and trusted web-technology </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Getting in on the ground floor of a technology changing company </span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">We let you write your own story: go for a trip, experience new things, have fun and enjoy your 23 vacation days.</span></li><li style="margin-bottom: 0cm; text-align: justify; line-height: normal; margin-top: 0cm; margin-right: 0cm;"><span style="">Special Paternal Program - 4 months of paid paternity leave</span></li></ul></div></div></div></div></div>

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Vodafone

Vodafone is a leading telecom company. We are hiring on a hybrid contract a Voice Core Mobile Operations specialist with a university degree in Electronics, Telecommunications, or IT and 1-2 years of core network experience. You will troubleshoot, maintain, and optimize Core IMS networks. We offer medical insurance, flexible benefits, annual bonus, ongoing education, and 23 vacation days.

Voice Core Mobile Operations

Summary

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