Senior Cloud Infrastructure Engineer

Tech Mahindra; Dublin; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

Tech Mahindra Ireland seeks a Senior Cloud Infrastructure Engineer to design, build, automate, and support secure, scalable AWS cloud platforms powering mission-critical applications.

This Terraform‑first role focuses on Infrastructure as Code, reusable modules, EKS, Linux images with Packer, and CI/CD automation using GitHub Actions. You will collaborate with Security and Platform teams to deliver cost‑effective, resilient cloud solutions.

Qualifications

• Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent practical experience.
• 5+ years of hands‑on experience designing and deploying AWS infrastructure using Terraform.
• Demonstrated experience developing reusable Terraform modules and managing Infrastructure as Code in enterprise environments.
• 5+ years of hands‑on experience with Amazon Web Services (AWS).
• Strong experience building and operating Amazon EKS or Kubernetes platforms.
• Strong experience administering Amazon Linux and Ubuntu Linux.
• Experience building machine images using HashiCorp Packer.
• Experience with GitHub Actions, Jenkins, or similar CI/CD platforms.
• Strong understanding of AWS networking, IAM, VPCs, load balancing, Route 53,storage, and security best practices.
• Experience with monitoring and observability tools such as CloudWatch, Prometheus, and Grafana.
• Programming or scripting experience using Python, Go, or Bash.
• Excellent troubleshooting, problem‑solving, and communication skills.

Responsibilities

• Design, build, and support secure, highly available AWS cloud infrastructure for production and development environments.
• Design, develop, and maintain Infrastructure as Code using Terraform as the primary provisioning tool.
• Build reusable Terraform modules and enforce Infrastructure as Code best practices across cloud platforms.
• Build, operate, and optimize Amazon EKS Kubernetes platforms supporting containerized applications.
• Build and maintain hardened Amazon Linux and Ubuntu machine images using HashiCorp Packer.
• Automate infrastructure provisioning, deployments, and operational tasks using GitHub Actions, Argo CD, and CI/CD pipelines.
• Implement AWS security best practices, including IAM, KMS, Secrets Manager, patching, and vulnerability remediation.
• Monitor platform health, availability, and performance using CloudWatch, Prometheus, and Grafana.
• Troubleshoot complex AWS, Kubernetes, Linux, networking, and infrastructure issues while participating in an on-call rotation.
• Develop automation and tooling using Python, Go, or Bash to improve operational efficiency.
• Leverage AI-assisted engineering tools such as GitHub Copilot, Claude Code, and Amazon Q Developer to accelerate infrastructure development and automation.
• Collaborate with Engineering, Security, and Platform teams to deliver secure, scalable, and cost-effective cloud solutions.
• Create and maintain technical documentation, architecture diagrams, Terraform standards, and operational runbooks.

Skills

AWS

Terraform

EKS

Kubernetes

Linux

Packer

GitHub Actions

CI/CD

Python

Go

Bash

IAM

VPCs

Networking

Troubleshooting

Education

Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent practical experience

Tools

Terraform

AWS

GitHub Actions

Jenkins

Packer

Argo CD

Prometheus

Grafana

Job description

Tech Mahindra offers technology consulting and digital solutions to global enterprises across industries, enabling transformative scale at unparalleled speed. With 149k+ professionals across 90+ countries helping 1100+ clients, TechM provides a full spectrum of services including consulting, information technology, enterprise applications, business process services, engineering services, network services, customer experience & design services, AI & analytics, and cloud & infrastructure services. It is the first Indian company in the world to have been awarded the Sustainable Markets Initiative’s Terra Carta Seal, in recognition of actively leading the charge to create a climate and nature-positive future. Tech Mahindra (NSE: TECHM) is part of the Mahindra Group, founded in 1945, one of the largest and most admired multinational federations of companies.

Experience: 8+ years

Hybrid: 3 days at Clients office

Overview:

We are seeking a Senior Cloud Infrastructure Engineer to join our Cloud Infrastructure Engineering team. In this role, you will design, build, automate, and support secure, scalable, and highly available AWS cloud platforms that power mission-critical applications.

This is a Terraform-first engineering role where Infrastructure as Code is the standard for provisioning and managing cloud infrastructure. You will build reusable infrastructure modules, automate deployments, and support modern cloud-native platforms using Amazon EKS and AWS services.

Key Responsibilities

• Design, build, and support secure, highly available AWS cloud infrastructure for production and development environments.
• Design, develop, and maintain Infrastructure as Code using Terraform as the primary provisioning tool.
• Build reusable Terraform modules and enforce Infrastructure as Code best practices across cloud platforms.
• Build, operate, and optimize Amazon EKS Kubernetes platforms supporting containerized applications.
• Build and maintain hardened Amazon Linux and Ubuntu machine images using HashiCorp Packer.
• Automate infrastructure provisioning, deployments, and operational tasks using GitHub Actions, Argo CD, and CI/CD pipelines.
• Implement AWS security best practices, including IAM, KMS, Secrets Manager, patching, and vulnerability remediation.
• Monitor platform health, availability, and performance using CloudWatch, Prometheus, and Grafana.
• Troubleshoot complex AWS, Kubernetes, Linux, networking, and infrastructure issues while participating in an on-call rotation.
• Develop automation and tooling using Python, Go, or Bash to improve operational efficiency.
• Leverage AI-assisted engineering tools such as GitHub Copilot, Claude Code, and Amazon Q Developer to accelerate infrastructure development and automation.
• Collaborate with Engineering, Security, and Platform teams to deliver secure, scalable, and cost-effective cloud solutions.
• Create and maintain technical documentation, architecture diagrams, Terraform standards, and operational runbooks.

Required Qualifications

• Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent practical experience.
• 5+ years of hands‑on experience designing and deploying AWS infrastructure using Terraform.
• Demonstrated experience developing reusable Terraform modules and managing Infrastructure as Code in enterprise environments.
• 5+ years of hands‑on experience with Amazon Web Services (AWS).
• Strong experience building and operating Amazon EKS or Kubernetes platforms.
• Strong experience administering Amazon Linux and Ubuntu Linux.
• Experience building machine images using HashiCorp Packer.
• Experience with GitHub Actions, Jenkins, or similar CI/CD platforms.
• Strong understanding of AWS networking, IAM, VPCs, load balancing, Route 53,storage, and security best practices.
• Experience with monitoring and observability tools such as CloudWatch, Prometheus, and Grafana.
• Programming or scripting experience using Python, Go, or Bash.
• Excellent troubleshooting, problem‑solving, and communication skills.

Tech Mahindra is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin or disability. All applicants will be evaluated solely on the basis of their ability, competence, and performance of the essential functions of their positions.