IT Network Administrator

IT Network Administrator

Location:

Chicago, IL. The role supports enterprise-level network environments, ensuring optimal performance, security, and reliability across multiple systems. The position reports in a hybrid setting.

• Serve as the primary network administrator supporting enterprise network environments.
• Install, configure, maintain, and support network hardware, software, and communication systems.
• Administer and support Microsoft 365 environments, including user management, licensing, and security configurations.
• Manage and maintain Microsoft Server environments (Windows Server), including Active Directory, DNS, DHCP, and Group Policy.
• Support and administer VMware virtualized environments, including provisioning, monitoring, and performance optimization.
• Configure and manage Fortinet firewalls and security appliances to ensure network protection and compliance.
• Monitor network performance to ensure reliability and adherence to service level agreements (SLAs).
• Troubleshoot and resolve connectivity, performance, and infrastructure issues.
• Implement and manage network security measures to protect against unauthorized access, cyber threats, and data breaches.
• Conduct routine network audits to identify vulnerabilities and ensure compliance with industry standards.
• Manage backup and disaster recovery processes to prevent data loss and ensure business continuity.
• Maintain comprehensive documentation of network configurations, procedures, and changes.
• Collaborate with cross-functional IT teams to support infrastructure initiatives and upgrades.
• Respond to network emergencies and security incidents to minimize downtime.

• Bachelor’s degree in Information Technology, Computer Science, or a related field.
• 2-3 years of professional experience in network administration required; 3-5 years preferred.
• Hands‑on experience administering Microsoft 365 (Exchange Online, Entra /Azure AD, SharePoint, Teams).
• Experience managing Microsoft Windows Server environments, including Active Directory and Group Policy.
• Experience supporting VMware virtual environments (vSphere/ESXi).
• Experience configuring and managing Fortinet firewalls and network security solutions.
• Strong knowledge of networking protocols (TCP/IP, DNS, DHCP, VLANs, VPNs), routing, and switching.
• Experience with network monitoring and diagnostic tools.
• Familiarity with backup, disaster recovery, and business continuity planning.
• Understanding of cybersecurity frameworks and security best practices.
• Relevant certifications such as CCNA, Network+, Fortinet NSE, VMware VCP, or Microsoft certifications preferred.
• Citrix Workspace administration experience is a plus.
• Strong troubleshooting, analytical, and communication skills.

Base salary pay range: $100,000 – $120,000. The range is a good‑faith estimate and may be modified based on skills, experience, and other factors.