Site Reliability Engineer (SRE) - OpenShift & Release at Unison Group

Singapore, , Singapore -

Full Time

Start Date

Immediate

Expiry Date

26 Feb, 26

Salary

0.0

Posted On

28 Nov, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

OpenShift, Kubernetes, Patch Management, Infrastructure Updates, Linux Systems, Networking, Security Concepts, CI/CD Pipelines, Automation, DevOps Tools, Git, Troubleshooting, Problem-Solving, Cross-Functional Collaboration, Release Management, Version Control

Industry

Business Consulting and Services

Description

Overview We are looking for an experienced DevOps & Release Management Engineer to manage patching, infrastructure upgrades, OpenShift platforms, and enterprise-scale release processes. The ideal candidate will have strong expertise in Linux, container platforms, automation, CI/CD, and cross-functional collaboration to ensure secure, stable, and efficient application delivery. Key ResponsibilitiesPatch & Infrastructure Management Implement and manage comprehensive patch management strategies for operating systems, applications, and network devices to ensure security and compliance. Plan, execute, and oversee infrastructure upgrades across hardware, software, and network components while minimizing downtime and ensuring compatibility. Develop and enhance pre- and post-patching processes to ensure zero-disruption execution and risk-based patch prioritization. Support Linux environment scaling, tuning, automation, patching, and compliance auditing. Administer and maintain operating systems, network infrastructure, and security patches. OpenShift (OCP) Administration Deploy, manage, and maintain OpenShift Container Platform (OCP) clusters, including installation, configuration, scaling, and troubleshooting. Perform OpenShift cluster maintenance such as upgrades, patching, monitoring, and performance optimization. Monitor cluster health and ensure high availability, reliability, and compliance with enterprise standards. Network & Systems Operations Monitor and manage network performance, capacity, and security. Troubleshoot network, hardware, and software-related issues to ensure business continuity. Ensure all network changes and upgrades comply with security policies, best practices, and organizational standards. Release Management Lead the planning, coordination, and execution of software releases across environments and teams. Develop and manage release plans, schedules, and budgets aligned with business goals. Design and implement automated build, test, and deployment pipelines to accelerate software delivery. Manage and maintain version control systems (e.g., Git), ensuring proper branching, merging, and tagging strategies. Coordinate release activities with Development, QA, and Operations to ensure smooth and timely deployments. Troubleshoot build and deployment failures, identifying root causes and implementing preventive actions. Maintain clear and updated documentation of release processes, pipelines, and tools. Implement and enforce CI/CD best practices to ensure consistency and reliability. Monitor production environments post-release to ensure stability and address immediate issues when required. Manage risks impacting release scope, schedule, and quality, escalating issues when necessary. Ensure adherence to technical standards and governance requirements, including prototype vehicle build support when applicable. Lead complex deployments in distributed, load-balanced, and service-oriented architectures. Required Skills & Experience Strong experience in OpenShift or Kubernetes administration Hands-on experience with patch management and infrastructure updates Good understanding of Linux systems, networking, and security concepts Expertise in CI/CD pipelines, automation, and DevOps tools Proficiency in Git and version control management Strong troubleshooting and problem-solving skills Ability to work in cross-functional teams and manage release cycles end-to-end

Responsibilities

The Site Reliability Engineer will manage patching, infrastructure upgrades, and OpenShift platforms while ensuring secure and efficient application delivery. They will lead software release processes and coordinate activities across teams to ensure smooth deployments.