Windows Systems Administrator
Employment Information
Report this job
Job expired or something wrong with this job?
Job Description
Windows Systems Administrator maintaining secure, resilient Windows Server infrastructure supporting Bell Canada. Managing virtualization, automation, security, monitoring, and 24/7 operational support from home.
Responsibilities:
- Administer and maintain Windows Server environments, including patching, updates, upgrades, and performance tuning
- Provide after-hours on-call support and respond to system incidents and alerts to minimize service disruption
- Implement and manage infrastructure changes with documentation, testing, and execution
- Perform server security hardening, vulnerability assessments, and security incident response
- Monitor system performance, capacity, and availability using appropriate monitoring tools
- Collaborate with network, database, application, and other IT teams on infrastructure integration and troubleshooting
- Participate in disaster recovery and business continuity planning and testing
- Automate system administration activities using PowerShell, Python, and applicable automation technologies
- Create and maintain technical documentation, including system configurations, procedures, and troubleshooting guides
- Maintain knowledge of current technologies and trends in Windows Server administration, security, and operations
Requirements:
- Bachelor’s Degree in Computer Science, Information Technology, Engineering, or related fields
- Minimum of 3 years of hands-on experience in Server Administration, with a strong focus on managing, maintaining, and troubleshooting Windows Server environments
- At least 3 years of experience with enterprise virtualization platforms, including VMware vSphere, VMware vCenter, and Red Hat OpenStack, covering deployment, administration, performance tuning, and operational support
- Minimum of 3 years of experience in scripting and automation, with demonstrated proficiency in PowerShell and Python for system administration, process automation, monitoring, and operational efficiency initiatives
- Strong understanding of networking concepts and infrastructure services, including TCP/IP, DNS, DHCP, routing, and network troubleshooting within enterprise environments
- Solid knowledge of IT security principles and best practices, including firewall management, intrusion detection and prevention systems (IDS/IPS), vulnerability assessment, patch management, and security compliance
- Experience supporting and administering both modern and legacy Windows Server platforms
- Strong analytical and problem-solving skills with the ability to identify, troubleshoot, and resolve server, virtualization, and network-related issues
- Excellent communication and collaboration skills with the ability to work effectively within cross-functional teams and provide technical guidance when required
- Experience working in 24/7 enterprise production environments, supporting critical business applications and infrastructure while adhering to operational and change management processes
- Must be amenable to 24x7 rotational support shifts: Morning 5AM-2PM PHT, Mid 12PM-9PM PHT, or Night 8PM-5AM PHT
- Relevant Microsoft certifications related to Windows Server Administration, Active Directory, Microsoft Azure, or Hybrid Infrastructure Management are preferred
- VMware, Red Hat, networking, security, and ITIL certifications are considered an advantage
Benefits:
- Work from home
- Occasional overtime and on-call support may be required based on operational or project needs
Similar Jobs
Senior Systems Administrator
Senior Systems Administrator managing client infrastructure and cybersecurity compliance for a South African managed service provider. Leading IT projects, L3 support, and CMMC/NIST implementation.
Cloud System Administrator
Cloud System Administrator managing cloud platforms, scripting, security, and system administration. Providing technical support remotely for an India-based role.
Cloud System Administrator
Cloud System Administrator handling product and technical inquiries and implementing cloud-based systems. Remote role based in India, supporting cloud administration and security.
Cloud System Administrator
Cloud System Administrator implementing cloud-based systems and resolving product and technical inquiries. Supporting cloud platforms, scripting, system administration tools, and cloud security remotely from India.
Cloud System Administrator
Cloud System Administrator handling product and technical inquiries and implementing cloud-based systems. Remote role based in India, supporting cloud administration and security.
System Administrator III
System Administrator III supporting OSC Technical Solutions’ hardware, software, and cloud infrastructure. Designing monitoring, backup, security, and disaster recovery solutions for organizational customers.
IT Systems Administrator
IT Systems Administrator supporting Blackpoint Cyber’s cybersecurity workforce across macOS, Windows, SaaS, identity, and endpoint systems. Maintaining secure IT operations, onboarding, compliance, and automation remotely.
Senior DevSecOps Engineer, Linux Administrator
Senior DevSecOps Engineer administering Linux, DB2, middleware, and secure infrastructure for ActioNet’s government clients. Automating operations, remediating vulnerabilities, and supporting high-availability services remotely.
Senior Systems Administrator, Edifecs
Senior Systems Administrator managing secure AWS infrastructure, operating systems, and server modernization for SAIC’s defense and mission technology solutions.
Senior System Administrator, DBA
SysAdmin/DBA sênior administrando servidores Linux, bancos Oracle e infraestrutura crítica. Garantindo alta disponibilidade, segurança, automação e desempenho em operação remota no Brasil.
Concur Systems Administrator
SAP Concur Systems Administrator managing travel and expense workflows for Voyager, a space, defense, and national security technology company. Supporting integrations, compliance, reporting, and employee users.
Systems Administrator
Systems Administrator resolving complex desktop, server, networking, and Microsoft 365 issues. Supporting Helion’s managed IT and cybersecurity services for automotive dealerships.
System Administrator II
Systems Administrator II managing Windows, Azure, IIS, Kubernetes, and production operations. Supporting TrueCommerce’s integrated global supply chain visibility and management platform.
ServiceNow System Administrator
ServiceNow Administrator supporting federal government digital transformation at NetImpact Strategies. Managing custom applications, integrations, production reliability, and enterprise IT solutions.
Contract IT Systems Administrator
Contract IT Systems Administrator securing QNAP and Dropbox media storage for a faith-focused organization. Managing backups, remote access, documentation, and ongoing infrastructure support.
Systems Administrator
Systems Administrator remotely troubleshooting and securing client IT environments for Thrive’s managed services platform. Handling escalations across Windows, networks, cloud, and endpoints.
IT Systems Administrator
IT Systems Administrator managing SpecterOps’ secure cloud and hybrid enterprise infrastructure. Administering identity, endpoints, Microsoft 365, security tools, automation, and incident response.
IT Systems Administrator – Windows, Microsoft Cloud
IT-Systemadministrator betreut Windows- und Microsoft-Cloud-Infrastrukturen bei PROMOS. Das Immobilien-Softwarehaus entwickelt digitale Lösungen für Wohnungs-, Bau- und Immobilienwirtschaft.
Systems Administrator – Enterprise Infrastructure
Systems Administrator maintaining Ferguson’s distributed cloud and hybrid enterprise infrastructure. Supporting reliability, security, disaster recovery, and complex production troubleshooting.
Procore System Administrator
Procore System Administrator optimizing project workflows, integrations, training, and security for Cumming Group’s construction consultancy operations. Remote-eligible for Texas residents.