Systems Administrator at Hire Resolve

Job Description
Key Responsibilities

• Maintain, monitor, and administer the company’s full IT infrastructure (LAN/WAN/VPN/wireless/firewalls).
• Install, configure, and support physical and virtual servers (Windows, Linux).
• Manage telephony systems and ensure performance optimisation.
• Proactively monitor system health, uptime, and security, resolving issues before they impact users.
• Perform root cause analysis and implement corrective measures.
• Support staff with technical issues (on-site and remote).
• Implement and document IT policies, including network performance and security protocols.
• Oversee patch management and ensure software licensing compliance.
• Research and recommend emerging technologies.
• Collaborate with department heads to align infrastructure with business needs.
• Maintain vendor relationships and manage IT budgets where required.

Requirements

Must-Haves:

• 3+ years in systems administration or infrastructure support.
• Strong knowledge of Microsoft Azure, Windows Server, Linux/Unix, Active Directory.
• Solid understanding of network technologies (TCP/IP, DNS, DHCP, VLANs, VPNs, firewalls).
• Experience with router setup and MikroTik routing.
• Bash scripting experience for automation.
• Strong documentation, troubleshooting, and communication skills.

Nice-to-Haves:

• IT degree or diploma.
• Microsoft or security-related certifications (e.g. Azure Administrator, CompTIA Security+).
• ERP system exposure.
• Familiarity with virtualisation tools (VMware, Hyper-V, XCP-ng).
• Experience with Microsoft 365 Admin, Exchange, SharePoint.
• Scripting in PowerShell or Python.
• Knowledge of Mimecast configuration.
• Experience with monitoring tools (e.g. Nagios, Zabbix).