Windows Systems Administrator; Work from Home

Job Category
:
Information Technology

Requisition Number
: WINDO
003826

• Full-Time

Showing 1 location

Quantrics (Remote Position)
Manila, PHL

ROLE OVERVIEW

The Windows System Administrator is responsible for the administration, maintenance, security, performance, and availability of Windows Server environments supporting Bell Canada.

The role performs server patching, updates, upgrades, performance tuning, security hardening, vulnerability management, infrastructure changes, system monitoring, incident response, and automation. The position also participates in disaster recovery and business continuity activities and provides after-hours on-call support as required to maintain reliable and resilient server operations.

As part of a global IT team, the Windows System Administrator collaborates with network, database, application, and other technology teams to troubleshoot infrastructure issues, support system integration, and improve operational efficiency through scripting, automation, and effective technical documentation.

SPECIFIC DUTIES AND RESPONSIBILITIES

• Administer and maintain Windows Server environments
  , including patching, updates, upgrades, and performance tuning, to maintain stable, reliable, and efficient server operations.
• Provide after-hours on-call support and respond to system incidents and alerts to minimize service disruption and restore normal operations promptly and efficiently.
• Implement and manage infrastructure changes
  , including proper documentation, testing, and execution, to support controlled technology changes and minimize operational risk.
• Perform server security hardening, vulnerability assessments, and security incident response to strengthen infrastructure security and support established security practices.
• Monitor system performance, capacity, and availability using appropriate monitoring tools to proactively identify and resolve issues affecting infrastructure health and performance.
• Collaborate with network, database, application, and other IT teams to support seamless infrastructure integration, cross-functional troubleshooting, and effective technology operations.
• Participate in disaster recovery and business continuity planning and testing to support system recovery and maintain operational resilience during outages or disruptions.
• Automate system administration activities using Power Shell, Python, and applicable automation technologies to improve operational efficiency and reduce manual effort.
• Create and maintain technical documentation
  , including system configurations, procedures, and troubleshooting guides, to support knowledge sharing, operational consistency, and effective issue resolution.
• Maintain knowledge of current technologies and trends in Windows Server administration, security, and operations to support continuous improvement of infrastructure management practices.

COMPETENCIES

Core Competencies (Must-have Competencies)

• Windows Server Administration: Ability to administer, maintain, troubleshoot, patch, upgrade, secure, and optimize Windows Server environments to support stable and reliable operations.
• Virtualization and Infrastructure Technologies: Ability to manage and support enterprise virtualization and infrastructure platforms, including VMware vSphere, VMware vCenter, and Red Hat Open Stack.
• Scripting and Automation: Ability to use Power Shell, Python, and applicable automation technologies to streamline system administration, monitoring, and operational processes.
• Networking Fundamentals: Ability to apply TCP/IP, DNS, DHCP, routing, and network troubleshooting concepts when supporting Windows Server and integrated infrastructure environments.
• Infrastructure Security and Vulnerability Management: Ability to apply security hardening, firewall, IDS/IPS, vulnerability management, patch management, and security compliance practices to protect server infrastructure.
• Analytical Problem-Solving: Ability to analyze complex server, virtualization, network, and performance issues, identify root causes, and implement effective resolutions.

Complementary Competencies (Good-to-have Competencies)

• Enterprise Platform Support: Ability to support modern and legacy Windows Server platforms and use enterprise tools such as Ivanti Endpoint Manager to enable consistent patching and system administration.
• Operational Resilience and Change Management: Ability to follow change management practices, respond effectively in 24/7 and on-call…