T-Systems Iberia
Telecommunications
4G/5GCoreNetworkDBOperator(m/f/d)
Neural analysis suggests this role is
optimal for mid candidates.
“4G/5G Core Network DB Operator (m/f/d) at T-Systems Iberia. Skills: 5G Core, 4G Core, Kubernetes, Cloud, Monitoring, Incident resolution, Configuration adjustment. 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”
What You'll Achieve.
create technology with purpose to generate a positive impact on society; deliver cutting-edge services to Europe's most valued Operator; Harnessing the latest technologies for scalability and performance; Driving efficiency through AI, automation, and DevOps; Building a future-ready, environmentally conscious infrastructure; ensuring the stable operation of the SDM platform; deployment and piloting of the systems in a cloud environment
Industry & Context.
Incident resolution; support for problem management
Basic willingness to take on on-call duty after thorough training
What They're Looking For.
Must Have
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 cooperation, Basic willingness to take on on-call duty after thorough training
Nice to Have
Basic knowledge of 4G Core (HSS, DRA)
What You'll Do.
End-to-end operation of the frontend systems in the 5G Core domain (UDM
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 Wireshark
Planning and operation of the central network databases (CNTDB) for all access networks (mobile
as well as HLR/HSS throughout their entire lifecycle
along with 5GC-relevant systems such as UDM & AUSF
Ensuring the stable operation of the SDM platform
Deployment and piloting of the systems in a cloud environment
How You'll Work.
Team & Collaboration
operate in cross-country and cross-functional squads; collaborative environment
Process & Methodology
change management
Full Job Description
T‑Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience. We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day. Project / Role Overview: 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 posti
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