Job Description

Position Overview

The IT Infrastructure & Support Administrator is responsible for the health, performance, and security of Gemma’s network, hardware systems, and software applications. This hybrid role combines proactive network and systems administration with responsive end-user technical support — maximizing uptime for critical infrastructure while delivering excellent support to both on-site and remote employees.

Key Responsibilities

Infrastructure & Network Administration

• Administer, monitor, and maintain the corporate network — LAN/WAN, switches, routers, firewalls, wireless, and VPN — to ensure availability, performance, and security.
• Install, configure, and maintain servers (Windows and/or Linux), storage, and virtualization; manage capacity and performance.
• Implement and maintain network and endpoint security — firewalls, antivirus/endpoint protection, patching, and access controls.
• Design and maintain backup and recovery for servers and critical data; participate in disaster-recovery planning and testing.
• Manage user accounts, permissions, and directory services (e.g., Active Directory), including onboarding and offboarding.
• Monitor infrastructure proactively and respond to alerts to minimize downtime for critical systems.

End-User Technical Support

• Provide responsive technical support to on-site and remote employees — hardware, software, network connectivity, email, and business applications.
• Log, manage, and resolve support tickets through to closure; escalate complex issues appropriately.
• Set up and configure end-user devices — PCs, laptops, printers, peripherals, and mobile devices.
• Administer and support common business and collaboration tools (e.g., Microsoft 365 and email).
• Maintain documentation, knowledge-base articles, and IT asset and inventory records.

Requirements

Required Qualifications & Skills

• Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent practical experience).
• [3–5]+ years in a combined IT infrastructure / network administration and end-user support role.
• Solid network administration knowledge — TCP/IP, DNS, DHCP, VLANs, routing and switching, firewalls, VPN, and Wi-Fi.
• Hands-on server administration — Windows Server (and/or Linux), Active Directory, and virtualization (e.g., VMware or Hyper-V).
• Experience with endpoint and network security, patching, and antivirus/endpoint protection.
• Backup and recovery experience for servers and critical data.
• Strong desktop/end-user support and troubleshooting across hardware, Windows, and common applications.
• Familiarity with Microsoft 365 / email administration and a ticketing / IT service-management system.
• Strong communication and customer-service orientation; able to support both technical and non-technical users.
• Available on-site for hands-on infrastructure and hardware work.

Preferred / Nice-to-Have

• Relevant certifications: CompTIA A+ / Network+ / Security+, Cisco CCNA, Microsoft (e.g., AZ-900 / MS-900 or server/M365 certifications), or ITIL Foundation.
• Scripting/automation skills (e.g., PowerShell or Bash) for routine tasks and user provisioning.
• Exposure to IT automation / remote monitoring & management (RMM), self-service tooling, or service-desk chatbots.
• Prior experience supporting a manufacturing environment.