Senior OpenShift/Kubernetes Infrastructure Engineer (ACT, VIC, QLD)

Melalex Pty ltd; Canberra; Presencial; AUD 150 000 - 190 000; Tempo integral

Resumo da oferta

Melalex Pty ltd in Canberra is seeking a Senior OpenShift Engineer to manage and maintain enterprise Red Hat OpenShift environments for a government client.

You will design and operate OpenShift and Kubernetes clusters, implement automation with Ansible and GitOps, and collaborate with security, network and application teams.

Qualificações

• Extensive hands-on OpenShift administration in enterprise environments.
• Strong knowledge of Kubernetes architecture and cluster management.
• Experience with platform upgrades, automation and troubleshooting.
• Excellent Linux (RHEL) administration skills.
• Proficient in Ansible and scripting (Bash/Python).

Responsabilidades

• Administer, configure and maintain enterprise Red Hat OpenShift Container Platform environments.
• Design, deploy and manage OpenShift and Kubernetes clusters, ensuring high availability, scalability and operational resilience.
• Perform platform lifecycle management, including installation, upgrades, patching, maintenance and configuration changes.
• Monitor cluster health, capacity, performance and availability, proactively identifying and resolving potential issues.
• Troubleshoot complex infrastructure issues involving networking, storage, compute, authentication, certificates and Kubernetes components.
• Develop and maintain platform automation using Ansible, GitOps, Helm and Infrastructure as Code (IaC) practices.
• Implement and maintain platform security controls, including RBAC, vulnerability management, network policies and secure configuration.
• Support application teams with container deployments, CI/CD pipelines and platform integration.
• Plan and deliver complex infrastructure changes while minimising operational risks.
• Collaborate with infrastructure, security, architecture and development teams to resolve incidents and deliver technical solutions.
• Mentor junior engineers, share technical knowledge and contribute to continuous improvement.
• Maintain technical documentation, operational procedures and platform standards.

Conhecimentos

OpenShift Administration

Kubernetes

Ansible

GitOps

Helm

Terraform

Linux (RHEL)

RBAC & Security

CI/CD

Troubleshooting

Formação académica

Bachelor's degree in Computer Science / IT / Software Engineering

Ferramentas

OpenShift Container Platform

Kubernetes

Ansible

Git

Helm

Terraform

Descrição da oferta de emprego

We are seeking an experienced Senior OpenShift Engineer to join a technical team responsible for managing and maintaining enterprise Red Hat OpenShift environments within a large Australian Government organisation.

The successful candidate will have extensive hands‑on experience in OpenShift administration, Kubernetes, infrastructure automation and troubleshooting complex enterprise platforms.

This role involves maintaining the availability, security, performance and reliability of on‑premises OpenShift clusters, supporting platform upgrades, implementing automation and collaborating with infrastructure, security and application teams.

About the Role

We are seeking an experienced Senior OpenShift Engineer to join a technical team responsible for managing and maintaining enterprise Red Hat OpenShift environments within a large Australian Government organisation.

The successful candidate will have extensive hands‑on experience in OpenShift administration, Kubernetes, infrastructure automation and troubleshooting complex enterprise platforms.

This role involves maintaining the availability, security, performance and reliability of on‑premises OpenShift clusters, supporting platform upgrades, implementing automation and collaborating with infrastructure, security and application teams.

Key Responsibilities

• Administer, configure and maintain enterprise Red Hat OpenShift Container Platform environments.

• Design, deploy and manage OpenShift and Kubernetes clusters, ensuring high availability, scalability and operational resilience.

• Perform platform lifecycle management, including installation, upgrades, patching, maintenance and configuration changes.

• Monitor cluster health, capacity, performance and availability, proactively identifying and resolving potential issues.

• Troubleshoot complex infrastructure issues involving networking, storage, compute, authentication, certificates and Kubernetes components.

• Develop and maintain platform automation using Ansible, GitOps, Helm and Infrastructure as Code (IaC) practices.

• Implement and maintain platform security controls, including RBAC, vulnerability management, network policies and secure configuration.

• Support application teams with container deployments, CI/CD pipelines and platform integration.

• Plan and deliver complex infrastructure changes while minimising operational risks.

• Collaborate with infrastructure, security, architecture and development teams to resolve incidents and deliver technical solutions.

• Mentor junior engineers, share technical knowledge and contribute to continuous improvement.

• Maintain technical documentation, operational procedures and platform standards.

Essential Skills and Experience

• Strong hands‑on experience administering Red Hat OpenShift Container Platform in enterprise environments.

• Extensive knowledge of Kubernetes architecture, cluster administration, operators, workloads, networking and storage.

• Experience installing, upgrading, maintaining and troubleshooting OpenShift clusters.

• Strong Linux administration skills, particularly Red Hat Enterprise Linux.

• Experience with infrastructure automation using Ansible and scripting languages such as Bash or Python.

• Experience with GitOps, Git, Helm, CI/CD pipelines and Infrastructure as Code.

• Understanding of enterprise networking, DNS, load balancing, certificates, authentication and identity management.

• Experience with monitoring, logging, alerting and performance troubleshooting.

• Knowledge of container security, RBAC, vulnerability scanning and secure platform configuration.

• Strong analytical, problem‑solving and communication skills.

• Ability to work effectively with multidisciplinary teams in a complex enterprise environment.

Highly Desirable

• Experience supporting on‑premises or air‑gapped OpenShift environments.

• Familiarity with Australian Government security frameworks, including the Information Security Manual (ISM) and Essential Eight.

• Experience with enterprise change, incident and problem management processes.

• Red Hat Certified Specialist in OpenShift Administration or equivalent certification.

• Experience leading technical activities and mentoring engineers.

Qualifications and Experience

A bachelor's degree in Computer Science, Information Technology, Software Engineering or a related discipline is highly desirable.

Alternatively, at least 5 years of professional experience in large‑scale ICT environments, including 3 years working with Kubernetes in large‑scale environments, will be considered.

Additional Information

Occasional out‑of‑hours support may be required for planned maintenance or critical operational activities. On‑call duties are not a standard requirement but may be requested in exceptional circumstances.