Senior DevOps Architect: GitLab HA & Automation

XPT Software Australia Pty Ltd; Sydney; On-site; AUD 140,000 - 180,000; Full time

Job summary

XPT Software Australia Pty Ltd is seeking a Sr. Consultant to architect and deploy GitLab on VMs with full HA across multiple sites in Sydney. You will implement Geo replication, PostgreSQL HA with Patroni and etcd, and manage Gitaly/Praefect clusters while integrating MinIO storage and Redis caching.

Experience with Terraform and Kubernetes is essential, with a focus on HA/DR readiness. The role involves hands-on configuration, automation, and documentation to support large-scale GitLab

Qualifications

• Hands-on experience deploying GitLab Omnibus in production.
• In-depth knowledge of GitLab components: Gitaly, Praefect, PostgreSQL, Redis, Registry.
• Experience with PostgreSQL HA using Patroni, etcd, PgBouncer, HAProxy.
• Strong understanding of VM-based architectures (VMware, KVM, or Hyper-V).
• Objectstorage integration using MinIO or S3-compatible services.
• GitLab Geo setup and synchronization troubleshooting.
• CI/CD configuration, runners, token management, and access control.

Responsibilities

• Architect and deploy GitLab using Omnibus packages on VMs with full HA configuration.
• Setup and maintain GitLab Geo replication between Site A (primary) and Site B (backup).
• Configure PostgreSQL HA clusters using Patroni, etcd, PgBouncer, and HAProxy.
• Implement and manage Gitaly Clusters with Praefect for repository sharding and HA.
• Setup MinIO as an on-prem object storage backend with bucket-level replication.
• Configure and isolate Redis as non-replicated, cold standby at Geo secondary site.
• Automate infrastructure provisioning and configuration management using Terraform.
• Integrate GitLab with internal DNS, firewall, and networking services for HA & DR readiness.
• Configure and manage GitLab Runners with appropriate executor strategies using Kubernetes.
• Develop and execute backup, restore, and failover testing procedures.
• Create detailed architecture documentation and SOPs.

Skills

GitLab Omnibus

Gitaly

Praefect

PostgreSQL HA

Patroni

etcd

PgBouncer

HAProxy

VM architectures

MinIO

S3-compatible

GitLab Geo

CI/CD configuration

Runners

Access control

Terraform

Kubernetes

Tools

Terraform

Job description

XPT Software Australia Pty Ltd | Contract

Sr. Consultant

Sydney, Australia | Posted on 05/14/2026

• XPT SoftwareAustralia PTY Ltd, incorporated in 2016, is a Software Services company
  
• XPT works with topclients across Australia in Banking, Insurance, Telecom,Retail, Energy, Mining and Manufacturingdomains.
  
• We have 120+technocrats in Australia working at our clientlocations.
  
• XPT SoftwareAustralia is part of group companies which has globalpresence across India & Europe.
  
• We have served100+ clients globally, fulfilling their onsite-offshoreneeds.
  

Job Description

Must Have Skills:

• Hands-onexperience deploying GitLab Omnibus in production.
  
• In-depthknowledge of GitLab components: Gitaly, Praefect, PostgreSQL, Redis,Registry
  
• Experiencewith PostgreSQL HA using Patroni, etcd, PgBouncer, HAProxy.
  
• Strongunderstanding of VM-based architectures (e.g., VMware, KVM, or Hyper-V).
  
• Objectstorage integration using MinIO or S3-compatible services.
  
• GitLabGeo setup and synchronization troubleshooting.
  
• CI/CD configuration, runners, token management, andaccess control.
  

Nice to Have Skills:

• Familiaritywith Ansible or other configuration management tools
  
• Monitoringwith Prometheus/Grafana
  
• Understandingof DNS-based failover vs. HAProxy-based
  
• Experience with air-gapped or security-hardenedenvironments
  

Detailed Job Description ;

• Architectand deploy GitLab using Omnibus packages on VMs with full HAconfiguration.
  
• Setup and maintain GitLab Geo replication between Site A (primary) and SiteB (backup).
  
• ConfigurePostgreSQL HA clusters using Patroni, etcd, PgBouncer, and HAProxy
  
• Implementand manage Gitaly Clusters with Praefect for repository sharding and HA
  
• Setup MinIO as an on-prem object storage backend with bucket-levelreplication
  
• Configureand isolate Redis as non-replicated, cold standby at Geo secondary site
  
• Automateinfrastructure provisioning and configuration management usingTerraform.
  
• IntegrateGitLab with internal DNS, firewall, and networking services for HA &DR readiness.
  
• Configureand manage GitLab Runners with appropriate executor strategies using k8.
  
• Developand execute backup, restore, and failover testing procedures.
  
• Createdetailed architecture documentation and standard operating procedures(SOPs)