Senior Azure Cloud Engineer — Hybrid, AI/ML Platform

UnitedHealth Group; Dublin; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

Optum in Ireland is hiring a Cloud Engineer to design, build and operate secure Azure cloud platforms supporting data, machine learning, and generative AI workloads. You will work with infrastructure, automation, CI/CD, observability, and production support across cross‑functional teams.

The role requires hands‑on experience with Azure, IaC tools, and Linux, plus a strong focus on security, reliability, and cost efficiency.

Qualifications

• Bachelor's degree or equivalent practical experience.
• Experience designing, building, and supporting cloud infrastructure within enterprise environments, with demonstrated experience working with Microsoft Azure.
• Proven experience utilizing Infrastructure as Code tools such as Terraform or Pulumi.
• Strong CI/CD practices and version control.
• Experience administering Linux-based systems in enterprise environments.
• Knowledge of cloud networking (VNETs, DNS, load balancers, firewalls).
• Understanding of cloud security, IAM, secrets management, and data protection.
• Experience with monitoring, logging, incident response, and RCA.

Responsibilities

• Design, build, and run secure, scalable Azure cloud infrastructure for data, ML, and AI workloads.
• Develop reusable IaC templates and automation for repeatable platform delivery.
• Build and maintain CI/CD pipelines for cloud infrastructure, services, and AI workloads.
• Implement monitoring, alerting, logging, and observability to ensure performance and reliability.
• Collaborate with engineering, data science, security, and product teams to meet compliance and operational needs.
• Support production systems through incident response, troubleshooting and root cause analysis.

Skills

Azure

Infrastructure as Code

CI/CD

Cloud security

Linux administration

Agile / Scrum

Observability

Cost optimization

Cloud networking

MLOps / Generative AI platforms

Education

Bachelor's degree or equivalent practical experience

Tools

Terraform

Pulumi

Azure Kubernetes Service (AKS)

Kubernetes

Docker

Git / SCM

Azure

Job description

Optum in Ireland is hiring a Cloud Engineer to design, build and operate secure Azure cloud platforms supporting data, machine learning, and generative AI workloads. You will work with infrastructure, automation, CI/CD, observability, and production support across cross‑functional teams.

The role requires hands‑on experience with Azure, IaC tools, and Linux, plus a strong focus on security, reliability, and cost efficiency.