Cloud Engineer (Unix/Linux Administration) 24/7 on call support _Contract

NTT SINGAPORE PTE. LTD.; Singapore; On-site; SGD 110,000 - 170,000; Full time

Job summary

NTT Singapore Pte. Ltd. is seeking a skilled Cloud Engineer with strong Unix/Linux administration expertise to support and manage hybrid infrastructure environments. The role focuses on hands-on Linux admin, cloud platforms (AWS/Azure/GCP), automation, monitoring, and modernization initiatives.

You will design, deploy, and optimize cloud services, collaborate with security and DevOps teams, and ensure compliance with operational best practices while driving migration and transformation projects.

Qualifications

• 5+ years of Unix/Linux administration experience.

Responsibilities

• Manage Unix/Linux server environments across on‑premises and cloud platforms.

Skills

Unix/Linux Administration

AWS

Azure

GCP

Linux shell scripting

Performance tuning

Networking fundamentals

Tools

Terraform

Ansible

CloudFormation

Docker

Kubernetes

VMware

Job description

We are looking for a skilled Cloud Engineer with strong Unix/Linux Administration expertise to support and manage cloud-based and hybrid infrastructure environments. The ideal candidate will have hands-on experience in Linux system administration, cloud platforms (AWS/Azure/GCP), automation, monitoring, and infrastructure modernization initiatives.

Key Responsibilities

• Manage, maintain, and support Unix/Linux server environments across on-premises and cloud platforms.
• Design, deploy, and administer cloud infrastructure services on AWS, Azure, and/or GCP.
• Perform system installation, patching, upgrades, performance tuning, and capacity planning.
• Automate infrastructure provisioning and configuration management using tools such as Terraform, Ansible, or CloudFormation.
• Monitor system health, performance, availability, and security using enterprise monitoring tools.
• Troubleshoot complex operating system, cloud infrastructure, networking, and application issues.
• Implement backup, disaster recovery, high availability, and business continuity solutions.
• Collaborate with application, security, network, and DevOps teams to support production environments.
• Support cloud migration and infrastructure transformation projects.
• Ensure compliance with security, governance, and operational best practices.

Requirements

• 5+ years of experience in Unix/Linux Administration (Red Hat, CentOS, Oracle Linux, SUSE, Ubuntu).
• Hands-on experience with AWS, Microsoft Azure, or Google Cloud Platform (GCP).
• Strong knowledge of Linux system administration, shell scripting, user management, filesystem management, and performance tuning.
• Experience with cloud services including Compute, Storage, Networking, IAM, and Monitoring.
• Knowledge of automation and Infrastructure as Code (Terraform, Ansible, CloudFormation).
• Understanding of virtualization and container technologies such as VMware, Docker, and Kubernetes.
• Experience with monitoring and logging tools such as Splunk, Grafana, Prometheus, CloudWatch, Azure Monitor, or ELK Stack.
• Familiarity with networking concepts including TCP/IP, DNS, Load Balancers, VPNs, and Firewalls.
• Experience supporting mission-critical production environments and resolving high-severity incidents.
• Strong analytical, troubleshooting, and communication skills.

Preferred Certifications

• Red Hat Certified System Administrator (RHCSA) / RHCE
• AWS Certified Solutions Architect or SysOps Administrator
• Microsoft Azure Administrator Associate
• Google Associate Cloud Engineer