System Administrator SENIOR

The System Administrator is responsible for the configuration administration and maintenance of enterprise IT systems. This role ensures the availability performance and security of operating systems servers and enterprise platforms used to support customers operations. The System Administrator works closely with network administrators server administrators database administrators and security personnel to maintain a stable and secure IT infrastructure environment.

Key Responsibilities

• Install configure and maintain enterprise operating systems and IT infrastructure systems.
• Monitor system performance availability and reliability to ensure continuous operations of critical IT services.
• Manage and maintain Active Directory environments including user accounts group policies and permissions.
• Perform system patch management updates and system hardening activities.
• Troubleshoot and resolve system performance issues failures and service disruptions.
• Implement and maintain backup and recovery procedures for enterprise systems.
• Support system upgrades migrations and infrastructure modernization initiatives.
• Collaborate with network security and application teams to ensure system compatibility and integration.
• Maintain system documentation configuration records and operational procedures.
• Ensure compliance with organizational IT policies cybersecurity requirements and government standards.

Minimum Qualifications

• Bachelors degree in Information Technology Computer Science or a related field (or equivalent professional experience).
• Minimum of seven (7) years of experience administering enterprise IT systems and infrastructure.
• Experience supporting production environments in medium to large organizations or government agencies.

Required Technical Skills

• Operating system administration (Windows/Linux environments)
• Active Directory and identity management
• System monitoring and performance optimization
• Backup recovery and disaster recovery support
• System troubleshooting and infrastructure maintenance
• IT infrastructure documentation and operational support

Preferred Qualifications / Technologies / Certifications

• Microsoft Windows Server
• Linux server environments
• Virtualization platforms such as VMware or Microsoft Hyper-V
• Enterprise monitoring and management tools
• Microsoft Certified: Windows Server Hybrid Administrator Associate
• CompTIA Server
• Linux Professional Institute Certification (LPIC)
• Other relevant system administration certifications