Join our Team

About this chance:

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:

- 2–12 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.

Why join Ericsson?At Ericsson, youll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of whats possible. To build solutions never seen before to some of the world’s toughest problems. Youll be challenged, but you won’t be alone. Youll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

📌 Cloud Engineer (Noida)
🏢 Ericsson
📍 Noida