Cloud Infrastructure Administrator Job at Centorrino Technologies

Job Description

Join Centorrino Technologies: Innovate, Grow, and Thrive with Us! At Centorrino Technologies (CT), we’re more than just tech—we’re a community that goes beyond expectations. We’ve been recognised as a Great Place to Work in 2024-2025 and one of the Best Places to Work Medium & Large Size in Australia for 2025, with an outstanding eNPS score of 68. And we’re not stopping there. We're on a mission to redefine the customer experience, and we need a passionate Cloud Infrastructure Administrator to join our Staff Augmentation team in Australia. The Cloud Infrastructure Administrator will support one of our clients by providing specialist expertise across cloud infrastructure and ICT operations. Working on a time and materials basis over a six-month engagement, this role will focus on administering, automating and optimising Linux-based and containerised environments, with a strong emphasis on Red Hat Enterprise Linux, Kubernetes, and DevOps practices. The role will contribute to the reliability, security and scalability of client’s cloud and on-prem infrastructure, supporting both operational needs and continuous improvement initiatives. NV1 clearance is mandatory. This is a 6 month contract role.

Job Responsibility

Administer, maintain and support Red Hat Enterprise Linux (RHEL 7/8/9) environments, including installation, configuration, patching and lifecycle management
Deploy, manage and troubleshoot containerised workloads across Kubernetes platforms (including upstream Kubernetes and managed services such as EKS, GKE, AKS or RKE)
Develop and maintain automation using Ansible for system provisioning, configuration management and patching
Build and support CI/CD pipelines, with a focus on Azure DevOps, to automate deployment and operational workflows
Design, build and maintain secure Linux Standard Operating Environments (SOEs) aligned to enterprise and compliance requirements
Implement infrastructure-as-code practices and support cloud landing zone architectures
Perform OS-level and cluster-level troubleshooting, including performance, networking, logging and scaling issues
Apply security hardening, access controls and compliance baselines across Linux, Kubernetes and cloud environments
Collaborate with internal ICT teams and external service providers to support cloud enablement and infrastructure operations

Requirements

Strong proficiency administering Red Hat Enterprise Linux (RHEL 7/8/9), including system installation, configuration, patching and lifecycle management
Solid understanding of user and group management, permissions, SELinux and operating system hardening
Strong knowledge of systemd, service management and OS-level troubleshooting
Experience using Red Hat Satellite or similar enterprise management tools
Hands-on experience deploying and managing workloads on Kubernetes platforms
Strong understanding of Kubernetes concepts including Pods, Deployments, Services, Ingress, ConfigMaps, Secrets, RBAC and Namespaces
Experience using Helm or similar Kubernetes configuration tools
Knowledge of container runtimes such as Docker and containerd
Proven ability to troubleshoot Kubernetes clusters, networking, performance and scaling issues
Experience using Ansible to automate provisioning, configuration management and patching
Ability to create and maintain Ansible playbooks and roles
Strong scripting skills in Bash
Experience working with CI/CD pipelines, particularly Azure DevOps
Demonstrated ability to automate infrastructure provisioning, deployment and monitoring
Experience designing, building and maintaining Linux Standard Operating Environments in enterprise environments
Ability to create standardised, secure and reproducible RHEL system images
Familiarity with embedding security baselines, hardening standards and compliance controls into SOEs
Understanding of infrastructure-as-code principles and cloud landing zone architectures
Experience with AWS services including IAM, networking and SageMaker Studio
NV1 clearance is mandatory
A valid Vulnerable People / Working with Children Check (WWCC) and Police Check are required

What we offer

Hybrid working (for majority of our roles) with team anchor days to support collaboration
Extensive training and development opportunities that enable continual growth as part of your career planning
Extensive discounts and benefits to maximise your money
A choice of your IT equipment to maximise your success and access to cost-price tech for your personal needs
Fun team events to celebrate achievements and connect with colleagues outside work as part of our engaging culture

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Cloud Infrastructure Administrator

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