## NW SAC Backoffice expertLISBOA, PortugalAt Vodafone, we're not just shaping the future of connectivity for our customers – we're shaping the future for everyone who joins our team.
When you work with us, you're part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world.
If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact.You will be part of a high-performing team responsible for the consistent delivery of high-quality, reliable, and resilient services across the organization by proactively monitoring, managing, and improving service performance.
As a voice core specialist, you will handle configuration, implementation, and lifecycle management of voice core network solutions, ensuring service excellence and operational efficiency across IMS, Legacy Voice, and VoLTE platforms.
## **Who you are*** Degree in Telecommunications, Computer Science, or equivalent experience;
* Familiarity withregulatory and security standards in telecom environment;
* Deep understanding of voice core technologies (IMS, SS7, VoLTE, VoWiFi, 5GSA);
* Proven experience in IMS architecture and protocols (SIP, Diameter, HTTP, INAP, LDAP, DNS, DHCP, ISDN, etc);
* Deep understanding of SS7/Diameter signalling and its role in policy and charging control;
* Knowledge of ISDN and legacy voice interconnects;
* Experience with core network elements: HSS, PCRF, MGW, SBC, and interconnect gateways;
* Strong analytical and troubleshooting skills in multi-vendor environments (e.G., Ericsson, Oracle, Huawei);
* Excellent problem-solving and decision-making in high-pressure scenarios;
* Ability to driveinnovation and continuous improvement in service assurance;
* Experience leading technical projects and teams in telecom or network operations;
* Solid knowledge of voice core network architecture and protocols;
* Ability to communicatetechnical concepts clearly to diverse stakeholders.We are a leading international Telco, serving millions of customers.
At Vodafone, we believe that connectivity is a force for good.
If we use it for the things that really matter, it can improve people's lives and the world around us.
Through our technology we empower people, connecting everyone regardless of who they are or where they live and we protect the planet, whilst helping our customers do the same.Belonging at Vodafone isn't a concept;
it's lived, breathed, and cultivated through everything we do.
You'll be part of a global and diverse community, with many different minds, abilities, backgrounds and cultures.
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We're committed toincrease diversity, ensure equal representation, and make Vodafone a place everyone feels safe, valued and included.If you require any reasonable adjustments or have an accessibility request as part of your recruitment journey, for example, extended time or breaks in between online assessments, please refer to for guidance.Together we can.Top skillsFirewallsMobile and Network SecurityNetworking#J-*****-Ljbffr