21 Aug 2026

Senior Site Reliability Engineer – AUS Region

Nucleus Security

Melbourne

21 Aug 2026

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Nucleus, a growth-stage cyber security startup, is seeking a Senior Site Reliability Engineer for the AUS region. The role focuses on maintaining reliable, secure, and AI-assisted production operations, building and maintaining Kubernetes, cloud, and DevOps infrastructure, and building observability and automation to reduce toil. Requires 8+ years of experience in SRE, DevOps, or related fields, with strong hands-on experience in cloud platforms, Kubernetes, Infrastructure as Code, and scripting.

Core AIHybridFull-timeSeniorAWSGCP

Senior Site Reliability Engineer – AUS Region

Apply

Core AIHybridFull-timeSeniorAWS

Salary

Not specified

Work Location

Melbourne, Victoria, Australia, AU

Work Model

Hybrid

Experience Required

8 years

Employment Type

Full-time

Experience Level

Senior

Core Qualifications

Technical (Must-have)

AWSGCPAzureOpenShiftKubernetesContainersTerraformAnsiblePythonBashCI/CDGitHubGitLabBitbucketPrometheusGrafanaLokiCloudWatchLinuxNetworkingSecurityCloud ArchitectureDistributed SystemsAI-assisted engineering toolsAutomationIncident ResponseRoot-cause analysisReliability EngineeringInfrastructure as CodeConfiguration management

Soft Skills

Technical leadershipMentoringCollaborationTeamworkContinuous improvementProblem solvingCommunication

Preferred Qualifications

Technical (Nice-to-have)

LLMsAI-enabled toolsAI-assisted log analysisAnomaly detectionIncident summarizationRoot-cause investigationInternal automationAPIsScriptingInfrastructure dataAI modelsData securityAccess controlsValidationHuman review

Key Responsibilities

•Maintain Reliable, Secure, and AI-Assisted Production Operations
•Keep production systems highly available, secure, patched, and performant
•Use AI-assisted tooling to accelerate troubleshooting, identify risks, analyze incidents, and improve operational response
•Build and Maintain Kubernetes, Cloud, and DevOps Infrastructure
•Own and improve Kubernetes clusters, containerized workloads, Infrastructure as Code, CI/CD pipelines, and cloud infrastructure
•Leverage AI-assisted development and automation tools to improve delivery speed, configuration quality, and operational consistency
•Build Observability and Automation That Reduces Toil
•Improve monitoring, alerting, logging, dashboards, and automated remediation to identify issues earlier and reduce repetitive operational work
•Apply AI and intelligent automation to correlate signals, surface anomalies, assist with root-cause analysis, and automate common SRE workflows

Site Reliability EngineerCyber SecurityTelecommunicationsKubernetesAWSTerraformPythonAIHybridSenior

Core Qualifications

Technical (Must-have)

Soft Skills

Technical leadershipMentoringCollaborationTeamworkContinuous improvementProblem solvingCommunication

Key Responsibilities

•Maintain Reliable, Secure, and AI-Assisted Production Operations

•Keep production systems highly available, secure, patched, and performant

•Use AI-assisted tooling to accelerate troubleshooting, identify risks, analyze incidents, and improve operational response

•Build and Maintain Kubernetes, Cloud, and DevOps Infrastructure

•Own and improve Kubernetes clusters, containerized workloads, Infrastructure as Code, CI/CD pipelines, and cloud infrastructure

•Leverage AI-assisted development and automation tools to improve delivery speed, configuration quality, and operational consistency

•Build Observability and Automation That Reduces Toil

•Improve monitoring, alerting, logging, dashboards, and automated remediation to identify issues earlier and reduce repetitive operational work

•Apply AI and intelligent automation to correlate signals, surface anomalies, assist with root-cause analysis, and automate common SRE workflows