We are looking for a Senior Support Technician (Support System Administrator) for a long-term contract opportunity. You will support the migration and modernization of end-of-life (EOL) systems, including legacy Windows and Red Hat Enterprise Linux environments, ensuring improved security, performance, and operational continuity.
Responsibilities:
• Assess and analyze legacy systems, including Windows Server (2012 and older) and RHEL 5/6/7 environments.
• Develop and execute migration strategies to upgrade systems to supported OS versions (Windows Server 2016/2019/2022 and RHEL 8/9).
• Perform system migrations using reinstallation best practices while minimizing downtime and ensuring compatibility.
• Implement and manage backup and recovery strategies throughout migration processes.
• Conduct post-upgrade validation including performance checks, application compatibility, and system functionality.
• Reconfigure system settings including networking, storage, and security after OS upgrades.
• Utilize configuration management tools such as Ansible and PowerShell for system consistency and automation.
• Perform system hardening, patching, and vulnerability remediation to enhance security posture.
• Ensure compliance with internal policies and industry standards such as CIS Benchmarks and NIST.
• Troubleshoot and resolve system, application, and OS-level issues during and after migration.
• Provide ongoing post-migration support to ensure system stability and performance.
• Maintain detailed documentation of migration processes, configurations, and system updates.
• Update system records including CMDB and related documentation.
• Collaborate with cross-functional IT teams, vendors, and stakeholders to ensure successful implementations.
• Communicate effectively with end-users regarding system changes, downtime, and updates.
• Develop training materials and provide knowledge transfer to internal teams.
• Support backup solutions and disaster recovery planning, including testing recovery procedures.
• Conduct post-implementation audits and identify opportunities for optimization and improvement.
You:
• 8+ years of experience with RHEL and Windows operating systems.
• Strong experience supporting and upgrading legacy systems in enterprise environments.
• Experience with system migration, OS upgrades, and infrastructure modernization.
• Proficiency with configuration management and automation tools (Ansible, PowerShell).
• Experience with system hardening, patch management, and vulnerability remediation.
• Knowledge of security frameworks and compliance standards (CIS, NIST).
• Strong troubleshooting skills across OS, hardware, and application layers.
• Experience with backup, recovery, and disaster recovery planning.
• Ability to document technical processes and maintain system records.
• Strong communication skills and ability to work with cross-functional teams.
• Experience supporting hardware, software, and peripheral systems.
• Ability to train users and provide technical guidance to team members.
• Experience with IT operations, help desk support, and system administration.
• Familiarity with data transfer processes across local, state, or federal systems preferred.
• Ability to prepare reports, briefings, and system evaluations.
What We Offer:
- Hybrid work.
- Competitive compensation and benefits, including health, dental, vision, life, accident, and disability insurance.
- Great work-life balance.
This is a long-term contract opportunity in Austin, Texas and no sponsorship can be provided. To apply, please email resumes to
A standard 7 year background check is required. Luna Data Solutions, Inc. (LDS) provides equal employment opportunities to all employees. All applicants will be considered for employment. LDS prohibits discrimination and harassment of any type regarding age, race, color, religion, sexual orientation, gender identity, sex, national origin, genetics, protected veteran status, and/or disability status.
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