Senior Administrator, Windows

WM; Houston (TX); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Life Insurance

Short Term Disability

Stock Purchase Plan

401K Match

Paid Vacation

Holidays

Personal Days

Job summary

WM is seeking a Senior Web Administrator (Windows) to drive design, administration, and security of enterprise web platforms hosted on Windows infrastructure. The role partners with infrastructure, security, and operations to modernize and stabilize complex web environments.

Responsibilities include overseeing IIS, Windows Server lifecycle, high availability, DR planning, and vulnerability remediation. You will mentor junior admins and coordinate with cloud teams to ensure seamless operations.

Qualifications

• Bachelor's degree or equivalent with 5 years of related work experience.
• Experience administering Windows Server OS and IIS in enterprise environments.
• Strong focus on security, reliability, and operational excellence.

Responsibilities

• Own Windows-based web platforms to ensure availability, performance, and security.
• Administer IIS across dev, test, and production environments.
• Lead deployment and lifecycle management of web servers on Windows Server.
• Collaborate with app teams to onboard apps and tune performance.
• Develop HA/DR strategies including load balancing and failover.
• Perform advanced troubleshooting and root cause analysis.
• Implement security controls including TLS/SSL and patching.
• Drive modernization and automation to reduce technical debt.
• Maintain technical documentation and runbooks.
• Support change management and platform upgrades.

Skills

Analytical thinking

Troubleshooting

Team collaboration

Education

Bachelor's degree in Computer Science or MIS

High School Diploma or GED with 4+ years experience

Tools

IIS

Windows Server

TLS/SSL

Patch management

Job description

I. Job Summary

The Senior Web Administrator (Windows) is responsible for the design, administration, security, and operational stability of enterprise web platforms hosted on Windows-based infrastructure. The position partners closely with application teams, infrastructure engineering, security, and operations to support complex web environments, lead platform improvements, and drive modernization efforts. The Senior Web Administrator serves as a subject matter expert for Windows Server OS, Windows web services, proactively identifying risks, resolving complex issues, and implementing best practices across the web hosting ecosystem.

II. Essential Duties And Responsibilities

• Serve as the senior technical owner for Windows-based web platforms, ensuring availability, performance, scalability, and security of enterprise web services.
• Administer, configure, and support Microsoft Internet Information Services (IIS) across development, test, and production environments.
• Lead architecture, deployment, and lifecycle management of web servers and supporting components on Windows Server platforms.
• Partner with application development teams to support application onboarding, configuration, troubleshooting, and performance tuning.
• Design and implement high-availability and disaster recovery strategies for web platforms, including load balancing and failover.
• Perform advanced troubleshooting and root cause analysis for complex web, OS, and infrastructure issues.
• Implement and maintain security controls for web environments, including TLS/SSL, authentication methods, patching, hardening, and vulnerability remediation.
• Drive platform standardization, automation, and modernization initiatives to reduce technical debt and improve operational efficiency.
• Develop and maintain technical documentation, standards, and operational procedures for web platform administration.
• Support change management processes, including planning, testing, and execution of platform upgrades and maintenance activities.
• Monitor system health and performance using enterprise monitoring tools; proactively identify and remediate risks and capacity constraints.
• Act as a subject matter expert (SME) for Windows Server environment and provide guidance to junior administrators and engineering partners.
• Collaborate with infrastructure, network, security, and cloud teams to ensure seamless integration across the enterprise environment.
• Participate in on call rotations and provide escalation level support for critical incidents as required.

III. Qualifications

• Required Qualifications
• Bachelor's Degree (accredited) in Computer Science, MIS or similar area of study or in lieu of degree
• High School Diploma or GED (accredited) and four years of relevant work experience.
• 5 years of prior work experience (in addition to education requirement).
• Preferred Qualifications

IV. Physical Requirements

• Repetitive Motions
• Eye/Hand/Foot Coordination
• Sitting
• Talking
• Hearing

Office: This job primarily operates in a professional office environment and routinely requires the use of standard office equipment such as computers, phones, copy machines, etc.

• Benefits At WM, each eligible employee receives a competitive total compensation package including Medical, Dental, Vision, Life Insurance and Short Term Disability. As well as a Stock Purchase Plan, Company match on 401K, and more! Our employees also receive Paid Vacation, Holidays, and Personal Days. Please note that benefits may vary by site.