Silgan Holdings Inc.

System Administrator

• Administer and support Microsoft Windows Server environments.
• Manage Active Directory, Group Policy, DNS, DHCP, and related domain services.
• Maintain enterprise virtualization platforms, including VMware vSphere and associated technologies.
• Monitor and optimize server performance, availability, and capacity planning.
• Implement and maintain disaster recovery and business continuity solutions.
• Perform system upgrades, patch management, and technology lifecycle management.
• Administer Microsoft 365 services, including Exchange Online, Teams, SharePoint, and OneDrive.
• Support Microsoft Entra ID administration, identity governance, conditional access, and authentication technologies.
• Participate in cloud adoption and modernization initiatives.
• Manage user provisioning, licensing, security policies, and role-based access controls.
• Administer and support enterprise storage environments, including Pure Storage platforms.
• Monitor storage health, performance, replication, and capacity utilization.
• Develop and execute storage improvement and optimization strategies.
• Maintain system security configurations and assist with cybersecurity initiatives.
• Support vulnerability remediation efforts and security hardening activities.
• Participate in security audits, compliance assessments, and incident response efforts.
• Ensure adherence to established IT governance, policies, and standards.
• Lead or participate in infrastructure projects such as migrations, upgrades, consolidations, and system deployments.
• Evaluate emerging technologies and recommend improvements that increase reliability, security, efficiency, and business value.
• Identify opportunities for automation and process optimization.
• Document technical procedures, architecture, standards, and support knowledge.
• Serve as a Tier III escalation point for complex infrastructure issues.
• Collaborate with help desk, network, security, and application teams to resolve incidents and prevent recurring issues.
• Maintain a strong customer-service orientation while supporting end users and business stakeholders.

Systems Administrator