An IT Administrator conducts administrative tasks designed to ensure a business' IT network, security systems and servers operate efficiently. Includes investigating and diagnosing network problems, configuring and installing updates. Provides first line IT help, sets up new users and manages security, passwords and backups. May collect IT usage statistics and monitor IT usage of business employees.
IT Systems & Network Administrator Christie - 4.3 Belle Isle, FL Job Details Full-time 5 hours ago Qualifications Telecommunications network troubleshooting Cloud identity and access management (IAM) Mobile device support Wireless network deployment projects Authorization controls implementation Network communication equipment reconfiguration IT user and group management GPO Wireless Access Point implementation Operating system updates Microsoft Exchange Application deployment Software installation Wi-Fi protocol System maintenance
VLAN DHCP
Cisco routers/switches implementation Patch management Email configuration (technical support) Wireless communication system operation Computer management Azure AD Data access controls implementation
DNS MFA UEM
Windows support International corporation experience Access control management Full Job Description We are seeking a hands-on IT professional to manage and support our Microsoft infrastructure, cloud services, endpoints, and network environment. The ideal candidate can troubleshoot across multiple technologies and own day-to-day operations, security, and infrastructure improvements. Key responsibilities Maintain reliable and secure server, cloud, endpoint, and network services. Diagnose and resolve issues across identity, devices, applications, and connectivity. Manage access controls, security policies, updates, and configuration changes. Maintain infrastructure documentation, network diagrams, and operating procedures. Support infrastructure upgrades and coordinate with vendors when needed. Communicate clearly with technical colleagues and nontechnical users. Preferred experience PowerShell scripting and administrative automation a plus. Relevant certifications are a plus. Requirements Required technical skills Windows Server 2022 and 2025: Installation, configuration, maintenance, patching, and troubleshooting.
Active Directory:
User and group administration, DNS, DHCP, and replication.
Microsoft Entra ID:
Identity administration, multifactor authentication, Conditional Access, and hybrid identity integration.
Exchange Online:
Mailbox administration, mail flow, permissions, email security, and troubleshooting.
Wireless configuration, authentication, coverage, performance, and connectivity troubleshooting.
Switching:
VLANs, trunking, PoE, spanning tree, and network troubleshooting.
Cisco Meraki:
Dashboard administration, MX/MR device configuration, monitoring, and troubleshooting.
Sophos:
Administration and troubleshooting of the Sophos products used in our environment. Network Policy Server (NPS): RADIUS configuration, network access policies, and 802.1X authentication.
Ubiquiti Wi- Fi:
Design, configuration, troubleshooting, and maintaining our corporate Wi-Fi. Required Minimum of 5 years' experience. Must have a valid passport and be able to travel internationally. Demonstrated hands-on experience supporting a global environment.
