Systems Administrator

Description We are looking for an experienced Systems Administrator to join our team on a long-term contract basis in Corona, California. In this role, you will oversee the maintenance and optimization of both Windows and Linux server environments, ensuring seamless operations and compliance with service-level agreements. This position requires a proactive and collaborative individual who can manage complex systems while driving efficiency and reliability.

• For faster responses, please send updated resumes to julio.enriquez@roberthalf(.com)

• Responsibilities:

• Provide operational support for a large-scale server infrastructure, including 600 Windows Servers (Windows Server 2016 and newer) and 120 SUSE Linux Servers.
• Perform regular patching, monitor server performance, and ensure service availability in alignment with established service-level agreements.
• Manage and upgrade VCenter 7 and newer versions, maintaining 40+ ESXi hosts.
• Administer virtual desktop infrastructure (VDI) pools and remote desktop services using Citrix technologies.
• Troubleshoot and resolve advanced incidents and service requests escalated from lower support tiers.
• Utilize or develop technical tools for tasks such as backups, restoration, failover processes, log analysis, and performance monitoring.
• Create and maintain standard operating procedures to ensure security and operational efficiency in systems administration.
• Upgrade and manage Dell Technologies storage arrays to meet organizational needs.
• Collaborate with application development, security, and project management teams to implement new systems and services.
• Develop automation tools and processes to enhance scalability and streamline operations. Requirements
• Minimum of 7 years of experience in systems administration or a related field.
• Proficiency in Active Directory and Windows Server environments.
• Strong knowledge of Windows 10 and Linux system administration, particularly SUSE Linux.
• Hands-on experience with Dell Technologies storage solutions.
• Expertise in managing Citrix-based virtual desktop infrastructure and remote desktop services.
• Familiarity with server virtualization technologies, including VCenter and ESXi hosts.
• Ability to troubleshoot complex technical issues and provide high-level support.
• Effective collaboration skills to work with cross-functional teams and drive projects forward.

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