Senior OpenShift / Kubernetes Architect

Role Overview

Senior OpenShift / Kubernetes Architect

Position: Senior OpenShift / Kubernetes Architect

Experience: 7+ Years

Shift: Canadian shift

Key Responsibilities

Cluster Deployment & Architecture

• Design and implement

  RedHat OpenShift clusters

  across Production and LAB environments.
• Setup of

  air-gapped OCP installation

  on HPE Synergy 480 Gen 11 (Production) and HPE BL460c Gen 10 (LAB).
• Build

  4 OCP clusters

  (Production Site-1, Production Site-2, LAB1, LAB2) with 3 master nodes and N worker nodes in each.
• Develop

  High-Level Design (HLD)

  and

  Low-Level Design (LLD)

  documentation for OCP deployment.
• Configure

  Multus (CNI)

  for external IP communication and

  Portworx (CSI plugin)

  for database nodes.
• Implement geo-redundancy and failover strategies.

Security & Best Practices

• Apply

  CIS Security Hardening

  for Kubernetes and underlying nodes.
• Implement

  RBAC

  , image policies, Kubernetes security policies, and certificate management.
• Setup

  Ingress controllers

  , API server configurations, and HA Proxy load balancing with SSL and KeepAlive.

Networking & Infrastructure

• Configure

  DNS, DHCP, NTP (Chrony)

  for cluster networking.
• Integrate Kubernetes clusters with

  network switches and SAN storage

  .
• Implement

  SNMP alerting

  and monitoring.

Storage & Logging

• Setup

  Portworx

  for persistent storage.
• Deploy and configure

  Container Registry (Quay)

  .
• Integrate

  Elasticsearch + Kibana

  for application logs.
• Configure

  Rsyslog

  for node log forwarding, archival policies, and external log analyzer integration.
• Support

  sidecar containers (e.g., Logstash)

  for centralized log forwarding.

Monitoring & Observability

• Deploy

  Prometheus & Grafana dashboards

  for monitoring cluster resources (CPU, Memory, Disk, Network).
• Configure alerts for node, pod, and persistent storage.
• Ensure continuous monitoring of infra and application workloads.

Cluster Administration & Operations

• Perform

  installation, upgrades, and patching

  at node and Kubernetes level.
• Manage

  backup & restore

  processes (ETCD snapshots, import/export backups).
• Validate cluster health via test deployments and functional checks.
• Support application deployments & ATP post-migration tests.
• Support

  Couchbase, Portworx, and other middleware installations

  on Kubernetes.

Documentation & Knowledge Transfer

• Prepare

  HLD, LLD, MOPs

  for production deployments.
• Provide

  end-to-end documentation

  of the deployed platform.
• Conduct

  training and knowledge transfer sessions

  for internal teams.

Required Skills & Qualifications

• 7+ years of experience in

  Kubernetes, OpenShift, and containerized environments

  .
• Strong expertise in

  OCP cluster deployment (air-gapped, enterprise-grade)

  .
• Hands-on experience with

  HPE Synergy / Blade infrastructure

  .
• Proficiency in

  Networking (DNS, DHCP, HA Proxy, NTP, Multus CNI)

  .
• Experience with

  Storage solutions (Portworx, SAN integration, CSI drivers)

  .
• Solid understanding of

  Monitoring tools (Prometheus, Grafana, SNMP)

  .
• Expertise in

  Logging solutions (Rsyslog, Elasticsearch, Kibana, Logstash)

  .
• Strong knowledge of

  Kubernetes security, RBAC, CIS benchmarks

  .
• Experience with

  Container Registry management (Quay/Harbor)

  .
• Familiarity with

  application deployment using Helm

  .
• Strong troubleshooting, problem-solving, and performance optimization skills.
• Excellent communication and documentation skills.