AWS & Azure Infrastructure Engineer (L2/L3)

Applicable Limited; Singapore; Hybrid; SGD 80,000 - 110,000; Full time

Job summary

Join a leading company at the forefront of technology as an Infrastructure Engineer (L2/L3). You will manage hybrid and multi-cloud environments, lead cloud migrations, and implement DevSecOps practices. This full-time position in Singapore offers the opportunity to work with cutting-edge technology while ensuring robust security and operational excellence. Bring your expertise in AWS and Azure, coupled with strong problem-solving skills to thrive in this dynamic environment.

Qualifications

• Minimum 5 years experience in AWS and Azure environments.
• Strong command of scripting and infrastructure automation.
• Experience with networking, DNS, VPN, and security frameworks.

Responsibilities

• Provide Level 2 and 3 operational support across AWS and Azure.
• Lead cloud migration projects and automate infrastructure using modern tools.
• Ensure compliance with security frameworks and conduct regular audits.

Skills

Infrastructure Management

Cloud Migration

DevSecOps

Automation

Security Compliance

Troubleshooting

Education

AWS Certified Solutions Architect

Microsoft Certified: Azure Administrator Associate

Security-focused certification

DevOps/Containerization: CKA or equivalent

Tools

Terraform

AWS CodePipeline

Azure DevOps

GitHub Actions

Job description

Make an impact with NTT DATA
Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Job Description Summary

We are seeking a highly capable Infrastructure Engineer (L2/L3) experienced in managing hybrid and multi-cloud environments on AWS and Azure. The ideal candidate will have proven expertise in infrastructure management, cloud migrations, and DevSecOps practices, along with a strong understanding of automation, security, and operational excellence.

Location: [Remote/On-site/Hybrid – specify]

Job Type: Full-Time

Experience Level: Mid to Senior (Minimum 5 Years)

Key Responsibilities:

Infrastructure Management (L2/L3):

• Provide Level 2 and 3 operational support across AWS and Azure environments.
• Monitor and optimize infrastructure performance, availability, and cost.
• Configure and manage compute, storage, networking, and identity services across both platforms.

Cloud Migration:

• Lead and support cloud migration projects from on-prem to AWS/Azure or between clouds.
• Use tools like AWS Migration Hub, Azure Migrate, CloudEndure, DMS, ASR.
• Conduct workload discovery, assessment, planning, testing, and execution.

DevSecOps & Automation:

• Design and implement CI/CD pipelines using Azure DevOps, GitHub Actions, Jenkins, or AWS CodePipeline.
• Automate infrastructure using Terraform, ARM Templates, Bicep, CloudFormation, or AWS CDK.
• Integrate security testing (SAST/DAST), policy-as-code, and compliance into pipelines.

Security and Compliance:

• Apply cloud security best practices using IAM, Key Vault/KMS, Defender for Cloud, Security Hub, GuardDuty.
• Ensure infrastructure meets security frameworks (NIST, ISO, SOC 2, HIPAA).
• Conduct regular security audits, patching, and risk remediation.

Monitoring and Incident Management:

• Set up and manage observability stacks (e.g., CloudWatch, Azure Monitor, Prometheus, ELK, Datadog).
• Create runbooks, alerts, and dashboards for proactive infrastructure management.
• Participate in on-call rotation and incident response.

Collaboration & Documentation:

• Collaborate with development, architecture, security, and operations teams.
• Maintain detailed architecture diagrams, process documents, and knowledge base articles.
• Mentor junior engineers and contribute to continuous improvement.

Academic Qualifications and Certifications:

• Experience in multi-cloud and hybrid environments (on-prem + cloud).
• Familiarity with Zero Trust architecture and cloud governance frameworks.
• Exposure to serverless technologies and event-driven architectures.
• ITIL or SRE practices knowledge is a plus.

Certifications Required:

• AWS Certified Solutions Architect – Associate/Professional
• Microsoft Certified: Azure Administrator Associate / Solutions Architect Expert
• One security-focused certification (e.g., AWS Security Specialty, Microsoft SC-200, CISSP, CompTIA Security+)
• DevOps/Containerization: CKA or equivalent preferred

Required Skills and Experience:

• Minimum 5 years of hands-on experience with cloud infrastructure and DevOps in AWS and Azure.
• Strong command of infrastructure automation, scripting (PowerShell, Python, Bash), and CI/CD tools.
• Deep understanding of networking, DNS, VPN, load balancing, and firewalls in cloud environments.
• Practical experience with container platforms (Docker, Kubernetes, AKS, EKS).
• Strong problem-solving skills and ability to troubleshoot complex issues independently.

Workplace type:

About NTT DATA
NTT DATA is a $30+ billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long-term success. We invest over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity. We are also one of the leading providers of digital and AI infrastructure in the world. NTT DATA is part of NTT Group and headquartered in Tokyo.

Equal Opportunity Employer
NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.