4G / 5G Core Network DB Operator

At T-Systems, you will find groundbreaking projects that contribute to social and ecological well-being. We want to welcome new talents like you, who bring fresh ideas, different points of view, who accept challenges and continuous learning, to grow and impact society… All this, in a fun way!It doesn't matter when or where you work. It's about doing work that matters to move society forward. For this reason, we will do everything possible to ensure that you have every opportunity to develop by offering you a support network, excellent technology, a new work environment and the freedom to work independently. We support you to constantly grow both personally and professionally, so that you can leave a notable mark on society.T-Systems is a team of around 28,000 people employed around the world, making us one of the world's leading providers of integrated end-to-end solutions. We develop hybrid cloud and artificial intelligence solutions and drive the digital transformation of companies, industry, the public sector and, ultimately, society as a whole.Job DescriptionProject description : At the Telco Hub in Madrid, we are pioneers in merging IT and Telco, building and scaling Telco as a Platform (TaaP) on our proprietary layered cloud. Our teams operate in cross-country and cross-functional squads, delivering cutting-edge services to Europe's most valued Operator.Our mission is to create the best customer experience based on three core principles : ✅ Cloud-based – Harnessing the latest technologies for scalability and performance.✅ Automated – Driving efficiency through AI, automation, and DevOps.✅ Sustainable – Building a future-ready, environmentally conscious infrastructure.We are looking for top engineering talent eager to grow technically and professionally in an innovative, dynamic, and collaborative environment. If you are passionate about shaping the future of telecommunications, this is your place!The Tribe Data is responsible for a system landscape of central components of the fixed and mobile network, which encompasses a wide range of different systems and platforms.The T-DAT SDM Lifecycle Squad is responsible for the planning and operation of the central network databases (CNTDB) for all access networks (mobile, fixed-line, M2M), as well as HLR / HSS throughout their entire lifecycle, along with 5GC-relevant systems such as UDM & AUSF. This includes ensuring the stable operation of the SDM platform, as well as the deployment and piloting of the systems in a cloud environment.As part of this job posting, one Solution Designer is being sought for the SDM LifecycleSquad.Tasks

• End-to-end operation of the frontend systems in the 5G Core domain (UDM, AMF, SMF, NRF) as well as the 4G Core (HSS and DRA) in a cloud environment
• Monitoring of frontend systems in the 5G / 4G Core domain with Kibana and Grafana
• Incident resolution and support for problem management
• Checking the cloud cluster status using kubectl and k9s
• Adjusting configurations using GitOps, including change management
• Protocol-level tracing using NetScout and WiresharkTools and PlatformsCNTDB, UDM+AUSF (AMF, SMF, NRF) Kubernetes based Cloudkubectl, k9s, Kibana, Grafana, GitOps, Netscout and WiresharkQualificationsMust have skills
• In-depth knowledge and experience in the area of 5G Core (UDM, AMF, SMF, NRF)
• Confident use of tools such as kubectl, k9s, Kibana, Grafana, GitOps, Netscout and Wireshark
• Experience in YAML and JSON is an advantage
• experience in classic and agile forms of cooperationBasic willingness to take on on-call duty after thorough trainingNice to have skills
• Basic knowledge of 4G Core (HSS, DRA)Additional InformationWhat do we offer you?International, positive, dynamic and motivated work environment.Hybrid work model (telecommuting / on-site).Flexible schedule.Continuous training : Certification preparation, access to Coursera, weekly English and German classes...Flexible compensation plan : medical insurance, restaurant tickets, day care, transportation allowances...Life and accident insurance.More than 26 working days of vacation per year.Social fund.Free service in specialists (doctors, physiotherapists, nutritionists, psychologists, lawyers...).100% of salary in case of medical leave.And many more advantages of being part of T-Systems!If you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English. Join our team!T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.