Senior Windows Systems Administrator (Azure & AWS)

Westlake Management Services, Inc.; United States; On-site; USD 90,000 - 140,000; Full time

Job summary

Westlake Chemical is seeking a Windows Administrator to provide enterprise-wide Windows support, patch management, and infrastructure maintenance across North America. You will help implement system projects and mentor junior staff.

Responsibilities include managing services, backups, and security across physical, virtual, and cloud environments while coordinating with server admins and IT coordinators. Travel up to 25% may be required.

Qualifications

• College degree in computer science or related field.
• 10 years of equivalent IT experience preferred.
• Certifications in Windows Server/Productivity tools are a plus.
• Significant experience with Azure and AWS.
• Hands-on tuning and troubleshooting of Windows servers.

Responsibilities

• Maintain Windows servers with the latest security updates.
• Manage standard Windows services (Print, DNS, DHCP) across environments.
• Monitor server logs and security tools for anomalies.
• Update SOPs to ensure consistent server management.
• Verify daily backups and resolve backup issues.
• Provide third-level support for complex applications.

Skills

Communication skills

Technical documentation

Interpersonal skills

Root-cause analysis

Team leadership

Available for weekend/evening work

Education

College diploma or degree in computer science

10 years of equivalent work experience

Certifications in Windows Enterprise (Exchange/Server)

Azure and AWS cloud experience

Windows server tuning and troubleshooting

Tools

Azure

AWS

Windows Server

Active Directory/Group Policy

Job description

Westlake Chemical is seeking a Windows Administrator to provide enterprise-wide Windows support, patch management, and infrastructure maintenance across North America. You will help implement system projects and mentor junior staff.

Responsibilities include managing services, backups, and security across physical, virtual, and cloud environments while coordinating with server admins and IT coordinators. Travel up to 25% may be required.