Manager-International Roaming & Core Network Operations Specialist - VOIS

At Vodafone, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this.

We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together.

With us, you can be truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.

VOIS (Vodafone Intelligent Solutions) is a strategic arm of Vodafone Group Plc, creating value for customers by delivering intelligent solutions through Talent, Technology & Transformation. As the largest shared services organisation in the global telco industry with 30,000 FTE, our portfolio of next-generation solutions and services are designed in partnership with customers across Vodafone Group, local markets, and partner markets to simplify and drive growth. With our strategic partner Accenture, we work alongside our Vodafone customers, other Telco and tech companies to drive transformation, meet the challenges of our industry and ensure we stay relevant and resilient. This partnership is a unique, industry-first model which brings together the best of in-house and 3rd party capability. We work with customers across 28 countries from 10 VOIS locations: Albania, Egypt, Hungary, India, Romania, Spain, Turkey, UK, Germany, Ireland, and with a network of teams in Czech Republic, Italy, Greece, and Portugal. #VOIS #BeUnrivalled #CreateTheFuture

We are seeking a skilled professional to provide 24x7 first-line support for Vodafone’s international roaming services, ensuring high service availability and an excellent customer experience. The role is responsible for alarm monitoring, incident and fault management, first-level triage, incident communications, and coordination with resolver teams throughout the incident lifecycle.

The successful candidate will support Vodafone's TSSI Roaming Operations environment, which delivers first-level technical support across international roaming platforms and services including SS7 Signalling, LTE Signalling, VoLTE, 5G services, CAMEL Signalling, and centralised Value Added Services (VAS) such as Steering of Roaming (SoR), Virtual Home Environment (VHE), and Welcome Roaming SMS (WRSMS). These services are used across Vodafone local and partner markets globally.

Perform monitoring and troubleshooting activities to ensure the smooth functioning of international roaming services.

Provide 24x7 first-line operational support through alarm monitoring, incident management, fault management, and service restoration activities.

Manage proactive and reactive incidents within agreed service level agreements, ensuring minimal customer impact.

Conduct first-level technical triage and coordinate with multiple resolver teams throughout the incident lifecycle.

Monitor network quality and analyse KPI degradation trends to identify and resolve service issues.

Investigate customer complaints and perform detailed technical analysis to support timely resolution.

Support operational excellence by identifying automation opportunities and improving existing processes to reduce manual effort.

Utilise technical expertise across roaming and core network domains to maintain service stability and performance.

Contribute to continuous service improvement initiatives that enhance customer experience and operational efficiency

•Engineering graduate with relevant telecommunications or network engineering expertise. •5 to 10 years of experience within roaming technologies and international roaming operations. •Strong analytical and problem-solving capabilities with the ability to assess complex technical issues. •Excellent verbal and written communication skills in English. •Strong understanding of core network technologies, signalling protocols, and roaming ecosystems. •Proven troubleshooting experience across: oSS7 oSMS / SMPP oLTE oPACO oDATA oGTP oCMG oNPC oNCC oPGW oSGW oOCS oDRS oHSS oSTP oVAS o4G and 5G technologies •Understanding of the interworking between roaming platforms and traditional core network environments. •Ability to apply sound judgement, independent thinking, and structured troubleshooting techniques in operational environments. •Experience working within customer-focused network operations and service support functions.

Concerned you may not meet every requirement? Vodafone is committed to creating an inclusive workplace where everyone can thrive. If you are excited about this role but your experience does not align exactly with every aspect of the job description, you are encouraged to apply. You may be the right candidate for this or another opportunity, and the recruitment team will support you in exploring where your skills fit best.

Opportunity to work on global Vodafone international roaming platforms supporting multiple markets.

Exposure to advanced mobile core network technologies across 4G, VoLTE, LTE signalling, 5G, SS7, and roaming services.

Involvement in service improvement and automation initiatives that drive operational efficiency.

Opportunity to develop expertise within a highly specialised international telecommunications environment.

Collaborative engagement with technical teams across global Vodafone and partner markets.

Experience supporting business-critical services with significant customer impact

Vodafone recognises and celebrates the value of diversity in building a workforce that reflects the customers and communities it serves. No form of discrimination is tolerated. This includes, but is not limited to, discrimination based on race, colour, age, veteran status, gender identity, gender expression, sexual orientation, pregnancy, maternity or parental status, ethnicity, disability, religion or belief, political affiliation, trade union membership, nationality, citizenship, indigenous status, medical condition, HIV status, neurodiversity, social origin, cultural background, marital or civil partnership status, or socio-economic background.

At Vodafone, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this. We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together. With us, you can truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.

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Vodafone is committed to attracting, developing and retaining the very best people by offering a motivating and inclusive workplace in which talent is truly recognised and rewarded. We are committed to promoting Inclusion for All with the belief that diversity plays an important role in the success of our business. We actively encourage everyone to consider becoming a part of our journey.