Linux Guest Remediation Engineer

Tixy; Irving (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Tixy is seeking a Linux Guest Remediation Engineer in Irving, TX to prepare Linux VMs for migration from VMware to OpenShift Virtualization. You will diagnose boot, kernel, network, storage, and driver issues to ensure workloads operate correctly after migration.

Responsibilities include assessing readiness, resolving initramfs and GRUB problems, configuring VirtIO, and automating checks with Bash, Python, or Ansible. Experience with VM migration and Linux networking is essential.

Qualifications

• Experience with Linux VM migration or virtualization conversion.
• Proficient in Bash and/or Python scripting.
• Familiar with Ansible automation and orchestration.

Responsibilities

• Assess Linux virtual machines for migration readiness.
• Troubleshoot and remediate initramfs and kernel-module issues.
• Resolve GRUB boot configuration and boot failures.
• Configure and troubleshoot VirtIO drivers.
• Validate filesystem configuration, UUIDs, mounts, and storage access.
• Troubleshoot cloud-init and NetworkManager configuration.
• Resolve multipath and LVM issues.
• Troubleshoot SELinux issues after conversion.
• Automate pre-migration checks and post-migration remediation using Bash, Python, or Ansible.
• Validate operating system boot, network connectivity, storage mounts, and services.
• Support migration waves, pre-cutover remediation, and hypercare.
• Document troubleshooting steps and repeatable remediation procedures.

Skills

Linux distros

initramfs

kernel modules

GRUB

Linux networking

NetworkManager

cloud-init

LVM

multipath

SELinux

Bash scripting

Python scripting

Ansible automation

VM migration

OpenShift virtualization

Tools

VMware

OpenShift Virtualization

VirtIO

Job description

Program: Platform Diversification / VMware to OpenShift Virtualization Migration

Job Summary

We are seeking a Linux Guest Remediation Engineer to prepare and remediate Linux virtual machines for migration from VMware virtualization to KVM/OpenShift Virtualization. The engineer will resolve boot, kernel, network, storage, and device-driver issues and ensure Linux workloads function correctly after migration.

Key Responsibilities

• Assess Linux virtual machines for migration readiness.
• Troubleshoot and remediate initramfs and kernel-module issues.
• Resolve GRUB boot configuration and boot failures.
• Configure and troubleshoot VirtIO drivers.
• Validate filesystem configuration, UUIDs, mounts, and storage access.
• Troubleshoot cloud-init and NetworkManager configuration.
• Resolve multipath and logical volume management (LVM) issues.
• Troubleshoot SELinux-related issues after conversion.
• Automate pre-migration checks and post-migration remediation using Bash, Python, or Ansible.
• Validate operating system boot, network connectivity, storage mounts, and services.
• Support migration waves, pre-cutover remediation, and hypercare.
• Document troubleshooting steps and repeatable remediation procedures.

Required Technical Skills

• Knowledge of major Linux distributions.
• Understanding of initramfs, kernel modules, and GRUB.
• Experience with Linux networking and NetworkManager.
• Knowledge of cloud-init and network configuration.
• Experience with LVM, filesystem UUIDs, multipath, and storage troubleshooting.
• Familiarity with SELinux troubleshooting.
• Bash and/or Python scripting; Ansible automation experience.
• Experience with Linux VM migration or virtualization conversion is beneficial to the role.

Lifecycle Participation

Readiness assessment, pre-cutover remediation, migration-wave support, and hypercare.