System Administrator

Required Skills

• Maintain, configure, monitor, and ensure the reliable operation of computer systems, network servers, cloud resources, and virtualization platforms.
• Install and upgrade computer components and software, manage physical and virtual servers, and integrate automation processes.
• Administer Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP, and related services.
• Support Microsoft Azure environments, including virtual machines, storage, virtual networks, security groups, identity, monitoring, backup, and hybrid connectivity.
• Troubleshoot hardware, software, network, cloud, and security issues by running diagnostics, documenting problems and resolutions, prioritizing incidents, and assessing business impact.
• Provide documentation and technical specifications for new systems and upgrades to IT infrastructure.
• Perform or oversee regular backup operations and implement appropriate data protection, disaster recovery, retention, and failover procedures.
• Support capacity planning, storage management, system performance, and database performance monitoring.
• Maintain core networking technologies, including LAN and WAN connectivity, routers, switches, VPNs, firewalls, wireless networks, and network security.
• Configure, monitor, and troubleshoot network firewalls and web application firewalls, including managed rules, custom rules, access restrictions, rate limiting, and application-layer threat protection.
• Support Microsoft 365 administration and migrations, including Exchange Online, Teams, SharePoint, OneDrive, licensing, identity, and security.
• Administer hybrid identity using Active Directory and Microsoft Entra ID, including multifactor authentication, role-based access, and conditional access.
• Use monitoring, logging, patch-management, endpoint-security, remote-management, and ticketing tools.
• Develop and maintain scripts and automation using PowerShell or similar technologies.

Education and Experience

Additional Qualifications

• Five or more years of network administration, system administration, cloud administration, or managed IT services experience.
• Strong knowledge of Microsoft Windows systems, networking software, hardware, and common networking protocols.
• Hands-on experience with virtualization platforms, including Microsoft Hyper-V and VMware.
• Working knowledge of Microsoft Azure administration and hybrid-cloud environments.
• Experience with Microsoft 365 administration and migration projects.
• Experience configuring and supporting routers, switches, firewalls, VPNs, and web application firewalls.
• Knowledge of configuring/supporting Web Application Firewall technologies
• Experience configuring, administering, and supporting web and application server technologies, including Apache HTTP Server, Apache Tomcat, and Microsoft Internet Information Services (IIS), or comparable platforms.
• Experience with scripting, automation, and infrastructure management tools.
• Strong knowledge of IT security, storage, backup, data protection, disaster recovery, vulnerability management, and access control best practices.
• Strong troubleshooting, organizational, documentation, communication, and customer service skills.
• Ability to work independently, manage multiple priorities, and collaborate effectively with technical and nontechnical teams.
• Hands-on experience working for or supporting a Managed Service Provider is a plus.
• Relevant Microsoft, Azure, VMware, networking, Linux, security, or system-administration certifications are a plus.