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T&M - Telco Cloud Openshift System Engineer

Hospitality Full Benefits Career Growth
Company

MANNARINO

Location

montreal, Canada

Posted

May 30, 2026

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About This Opportunity

Career Opportunity and Primary Roles / Responsibilities

  • Deploy and manage production‑grade OpenShift clusters (4.x/5.x).
  • Create and maintain Helm charts and Operators for DU/CU micro‑services.
  • Implement and tune CI/CD pipelines (GitLab/Jenkins/ArgoCD).
  • Configure and monitor CNI stacks (OVS‑DPDK, Multus) and SR‑IOV VF pools for RAN performance.
  • Package DU and CU functions (e.g. O‑RANDU, 2G Core (MSC, HLR), 5G‑Core UPF) as OCI images.
  • Perform CPU‑pinning, HugePages, NUMA‑aware scheduling, and kernel‑tuning for sub‑millisecond latency.
  • Drive rolling upgrades of DU/CU pods with zero‑impact on active traffic.
  • Conduct latency, throughput, and jitter measurements; use Prometheus/Grafana dashboards to drive optimisation.
  • Diagnose pod crashes, etcd corruption, network‑policy violations, and storage‑class mismatches.
  • Apply resource‑limit poli...