Cloud Engineer

Ericsson; Dadri; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Ericsson CNIS Engineer role focuses on design, deployment, administration, and lifecycle management of Ericsson’s CNIS-based infrastructure, with hands-on work in Kubernetes platforms, cloud-native networking, Rook/Ceph storage, and CNF onboarding for 5G core networks.

You will install CNIS platforms, manage ECCD/Kubernetes clusters with Rancher, CEE, or kubeadm, configure CNI and CSI drivers, and handle helm deployments, scaling, upgrades, and troubleshooting across the stack.

Qualifications

• 2–12 years of experience in cloud-native infrastructure or telco platforms.
• Strong hands-on in Kubernetes (certifications like CKA/CNCF preferred).
• CNIs (Multus, Calico, SR-IOV).
• Storage (Rook/Ceph, CSI).
• Networking (L2/L3, BGP, VLAN, IPAM, Juniper/Extreme Switches).
• Experience with Ericsson tools: ENM, CENX, EO-EVNFM, OMC & ESM.
• Familiarity with Ericsson CNIS framework is strongly preferred.
• All academic credentials must be from recognized and accredited institutions and are further subject to verification.

Responsibilities

• Install and configure CNIS platforms on bare-metal or virtual infrastructure.
• Set up and manage ECCD/Kubernetes clusters using 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 operation issues.
• 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.
• Implement and audit network policies, RBAC, and security postures using standard Kubernetes practices.
• Integrate LDAP/Keycloak/SSO for user authentication and IAM.

Skills

Kubernetes administration

Cloud-native infra

Networking

Troubleshooting

Security best practices

Education

Bachelor's degree in IT/CS or related field

Tools

ENM

CENX

EO-EVNFM

OMC

ESM

Job description

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:

• 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).
• CNIs (Multus, Calico, SR-IOV)
• Storage (Rook/Ceph, CSI)
• Networking (L2/L3, BGP, VLAN, IPAM, Juniper/Extreme Switches)
• Experience with:
• Ericsson tools: ENM, CENX, EO-EVNFM, OMC & ESM.
• Familiarity with Ericsson CNIS framework is strongly preferred.
• All academic credentials must be from recognized and accredited institutions and are further subject to verification.