Cloud Engineer

Join our Team

About this opportunity:

As a CNIS Engineer, you will be responsible for the design, deployment, administration, and lifecycle management of Ericsson’s CNIS-based infrastructure. This includes deep hands-on work in Kubernetes platforms, Cloud-Native networking, Rook/Ceph storage, and CNF onboarding for 5G core networks and telecom workloads.

Key Responsibilities:

☁️ CNIS Deployment & Operations

• Install and configure CNIS platforms on bare-metal or virtual infrastructure.


• Set up and manage ECCD/Kubernetes clusters using tools like Rancher (RKE2), CEE, or kubeadm.


• Configure CNI plugins (Multus, Calico, SR-IOV) and CSI drivers (Rook/Ceph).


• Manage Day to Day operations for CNFs including Helm deployments, scaling, and upgrades and troubleshooting for existing opration Issues.

 Infrastructure & Storage

• Manage Rook-Ceph clusters and troubleshoot persistent storage issues.


• Monitor hardware health (compute/storage/network) and ensure infrastructure compliance.


• Support cluster high availability, resilience, and performance tuning.


• Syslog, PKI Knowledge and experience.

Networking & Security

• Hands on experience on SDI/Juniper/Extreme SLX switches.


• Configure pod and service networking, BGP peering, VLAN/VXLAN overlays, and L2/L3 IP planning.


• Implement and audit network policies, RBAC, and security postures using standard Kubernetes practices.


• Integrate LDAP/Keycloak/SSO for user authentication and IAM.


• Hands on on ESM.

Monitoring & Troubleshooting

• Integrate Prometheus/Grafana, EFK/ELK or Loki for observability.


• Use kubectl, ceph, and Linux tools for troubleshooting nodes, pods, storage, and networking.


• Analyse CNF behaviour during failures and generate RCA documentation.


• Use Netcool & OMC for monitoring.

Required Skills & Experience:

• 4–12  years of experience in cloud-native infrastructure or telco platforms.


• Strong hands-on in Kubernetes (certifications like CKA/CNCF preferred).


• Expertise in:




• CNIs (Multus, Calico, SR-IOV)


• Storage (Rook/Ceph, CSI)


• Linux (RHEL/CentOS/Ubuntu)


• Networking (L2/L3, BGP, VLAN, IPAM, Juniper/Extreme Switches)




• Experience with:




• Helm, YAML, Git




• Ericsson tools: ENM, CENX, EO-EVNFM, OMC & ESM.


• Familiarity with Ericsson CNIS framework is strongly preferred.