UNIX/Linux Build and Implementation Engineer

TECH AALTO PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

TECH AALTO PTE. LTD.

in Singapore seeks a skilled UNIX/Linux Infrastructure Engineer responsible for building and hardening UNIX/Linux servers, configuring storage, networking and security to support scalable enterprise apps. You will develop automation scripts, implement Infrastructure-as-Code practices, and collaborate with application, database, network, cloud, and security teams to ensure infrastructure readiness for deployments and releases.

Qualifications

• Experience installing, configuring and hardening UNIX/Linux servers.
• Ability to design and build development, test, UAT and production environments.
• Knowledge of storage, networking, security settings and system services.

Responsibilities

• Install, configure and harden UNIX/Linux servers.
• Build project environments (Dev, Test, UAT, Prod).
• Configure storage, networking, security and services.

Skills

Linux Admin

Unix Security

Shell/Python

HA/Clustering

Cloud/Virtualization

Storage Admin

Tools

VMware

AWS

Azure

SAN/NAS

LVM

Job description

UNIX/Linux Infrastructure Engineer

Primary Skills :

1. Linux Administration (RHEL / Oracle Linux)
2. UNIX Server Build, Configuration & Security Hardening
3. Shell Scripting / Python Automation

Secondary Skills :

1. High Availability & Clustering (VCS FSS / Veritas Cluster)
2. Cloud & Virtualization (AWS, Azure, VMware)
3. Storage Administration (SAN/NAS, LVM)

JD:

Infrastructure Build & Implementation

• Install, configure, and harden UNIX/Linux servers.
• Build project environments (Development, Test, UAT, Production).
• Configure storage, networking, security, and system services.

Project Support

• Collaborate with application, database, network, cloud, and security teams.
• Participate in project planning, design reviews, and deployment activities.
• Ensure infrastructure readiness for application onboarding and releases.

Automation & Standardization

• Develop automation scripts for server provisioning and operational tasks.
• Implement configuration management and Infrastructure-as-Code practices.
• Standardize server builds and deployment procedures.

Security & Compliance

• Implement OS hardening and security best practices.
• Apply patches and remediate vulnerabilities.
• Ensure compliance with organizational and regulatory standards.

Documentation & Knowledge Transfer

• Create and maintain build documents, SOPs, and operational runbooks.
• Provide knowledge transfer to operations and support teams.
• Maintain project-related technical documentation.

Key Deliverables

• UNIX/Linux Server Build and Configuration
• Security Hardening Compliance
• Automation Scripts and Playbooks
• Deployment and Cutover Support
• Capacity and Performance Reports
• Disaster Recovery Documentation
• Technical Design Documents (TDD)
• Operational Runbooks and Knowledge Articles

Expected Skills

• Linux (RHEL, Oracle Linux)
• VCS FSS, High Availability and Clustering Solutions
• Shell Scripting, Python, VMware, AWS, Azure
• Storage (SAN/NAS, LVM)
• IBM MQ Added advantage.