Linux Administrator (OpenShift Migration & Baremetal Engineering)

About the Role

We are seeking an experienced Linux Administrator to support enterprise platform transformation initiatives involving OpenShift Container Platform (OCP) migration from VMware virtual environments to baremetal infrastructure.

The successful candidate will play a key role in baremetal cluster engineering, advanced Linux system administration, and enterprise infrastructure integration, working closely with platform, networking, and database teams.

This role is suitable for candidates who enjoy hands-on engineering work, automation, and large-scale system migration projects.

Key Responsibilities

OpenShift Migration & Baremetal Engineering

• Lead and execute migration of OpenShift clusters from VMware virtualised environments to baremetal servers

• Design and implement scalable, secure, and high-performance baremetal cluster architectures

• Develop automation scripts and deployment tools to support infrastructure provisioning and configuration

• Support cluster optimisation, resilience planning, and performance tuning

Linux System Administration

• Install, configure, and maintain enterprise Linux systems (RHEL preferred)

• Perform system hardening, patch management, troubleshooting, and performance optimisation

• Ensure high availability and operational stability of Linux platforms

• Support application teams during system deployments, upgrades, and migration activities

Networking & Infrastructure Support

• Configure and manage networking components including switches, VLANs, routing, and DNS

• Ensure secure and reliable connectivity across OpenShift clusters and enterprise systems

• Support firewall configurations and network performance optimisation

Oracle Environment Integration

• Support deployment and integration of Oracle databases within Linux and container platforms

• Collaborate with database administrators to ensure system reliability and optimal performance

Documentation & Best Practices

• Develop technical documentation including architecture designs, migration procedures, and operational guides

• Establish best practices for cluster management, security, and disaster recovery planning

Requirements

Technical Skills

• Minimum 5 years of hands-on experience in Linux system administration (RHEL / CentOS preferred)

• Proven experience working with OpenShift Container Platform (OCP) including cluster setup and migration

• Strong knowledge of baremetal provisioning and cluster engineering

• Solid understanding of networking concepts (TCP/IP, VLAN, DNS, routing, firewalls)

• Experience supporting Oracle database environments on Linux platforms

Tools & Technologies

• Experience with automation tools such as Ansible, Terraform, or similar

• Familiarity with VMware virtualisation and migration strategies

• Scripting skills in Bash and/or Python

Soft Skills

• Strong analytical and problem-solving abilities

• Ability to work independently and manage complex infrastructure tasks

• Good communication and documentation skills

Preferred Qualifications

• Degree in Computer Science, Information Technology, or related discipline

• Red Hat Certified Engineer (RHCE) or equivalent certification

• Experience with Kubernetes or container orchestration technologies

• Exposure to enterprise security and compliance environments

• Minimum 3 years of experience in OpenShift

• Minimum 3 years of experience in infrastructure automation