Senior Systems Administrator (Windows & Linux Migration) Job at Dutech Systems, inc, Austin, TX

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  • Dutech Systems, inc
  • Austin, TX

Job Description

Skills:

Windows Server Administration, Linux (RHEL) Administration, System Migration & Upgrades, Bash/PowerShell/Ansible Scripting, Patch Management, System Security & Hardening, VMware, SCCM, Troubleshooting, Backup & Recovery

We are seeking an experienced Senior Systems Administrator to support the migration and modernization of end-of-life (EOL) systems. This role will focus on upgrading legacy environments, including older versions of Windows Server and Red Hat Enterprise Linux (RHEL) , to supported platforms to improve security, performance, and operational stability.

Key Responsibilities:

  • Lead migration and upgrade of legacy systems to supported versions of Windows Server (2016/2019/2022) and RHEL (7/8/9)
  • Administer and support both Windows and Linux (RHEL) environments
  • Perform in-place upgrades and fresh installations of operating systems
  • Troubleshoot and resolve issues in legacy and modernized environments
  • Implement system automation and scripting using Bash, PowerShell, and Ansible
  • Manage patching, system hardening, and vulnerability remediation
  • Support backup and recovery solutions for system reliability
  • Work with virtualization technologies (VMware) to support infrastructure needs
  • Utilize configuration management tools such as Ansible, SCCM , and PowerShell
  • Ensure compliance with security and operational standards

Required Qualifications:

  • 8+ years of experience with Windows Server and RHEL environments
  • Strong experience with RHEL (5/6/7/8/9) and Windows Server (2008–2022)
  • Proven experience with system migration and OS upgrades
  • Strong troubleshooting skills for legacy systems
  • Experience with automation and scripting (Bash, PowerShell)
  • Knowledge of system security, patching, and vulnerability management

Preferred Qualifications:

  • Experience with configuration management tools (Ansible, SCCM)
  • Familiarity with virtualization technologies (VMware)
  • Experience with backup and disaster recovery solutions
  • Strong documentation and communication skills

Skills:

  • Windows Server Administration
  • Linux (RHEL) Administration
  • System Migration & Upgrades
  • Automation & Scripting (Bash, PowerShell, Ansible)
  • Patch Management & Security
  • VMware / Virtualization
  • Troubleshooting & Performance Optimization

Job Tags

Contract work

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