System Engineer – Linux

Mindmap Technologies Pte. Ltd.; Singapore; On-site; SGD 65,000 - 85,000; Full time

Job summary

A technology solutions provider in Singapore is seeking a skilled System Engineer specializing in Linux. The ideal candidate will have 5–8 years of RHEL engineering experience and expertise in Ansible and compliance frameworks. Responsibilities include building RHEL 10 VMs, conducting security validations, and providing ongoing support. This role requires strong scripting skills in Bash or Python and will be crucial for improving system performance.

Qualifications

• 5–8 years RHEL engineering experience (8/9/10).
• Deep knowledge of CIS benchmarks and MAS compliance frameworks.
• Hands-on experience with VMware tooling and image conversion.

Responsibilities

• Build and configure RHEL 10 VMs in both image and RPM modes.
• Conduct CIS hardening and compliance validation using InSpec profiles.
• Provide post-implementation support and continuous improvement.

Skills

RHEL engineering experience

CIS benchmarks knowledge

Ansible expertise

VMware tooling experience

Scripting in Bash

Scripting in Python

Education

RHCE / RHCSA certification

Tools

Ansible

Image Builder

Packer

Chef InSpec

OpenSCAP

Job description

System Engineer – Linux

Job Location: Singapore

Key Skills and Responsibilities:

• Build and configure RHEL 10 VMs in both image and RPM modes.
• Conduct CIS hardening and compliance validation using InSpec profiles.
• Prepare Remediation and Upgrade Cookbooks (Ansible or equivalent).
• Test customer agents (EDR, monitoring, backup, etc.) for compatibility.
• Perform in-place upgrade dry runs and rollback validation.
• Convert VM images (.vmdk → .ISO) and validate deployability.
• Deliver documentation, build guides, and validation reports.
• Provide post-implementation support and continuous improvement.

Required Skills

• 5–8 years RHEL engineering experience (8/9/10).
• Deep knowledge of CIS benchmarks and MAS compliance frameworks.
• Expertise in Ansible, Image Builder, Kickstart, and Packer.
• Hands‑on experience with VMware tooling and image conversion.
• Familiar with Chef InSpec / OpenSCAP validation.
• Scripting in Bash or Python.

Preferred:

• RHCE / RHCSA certified.
• Experience in financial or regulated environments.