IT Network Administrator

As part of our ongoing commitment to cybersecurity, Ardurra is seeking an experienced IT Network Administrator to join our Florida team (flexible within regional offices throughout Florida).

This mid-level position is designed for individuals with a solid foundation in IT security practices and a proven track record of safeguarding digital assets.

The successful candidate will be responsible for enhancing our security measures, monitoring system vulnerabilities, and responding to security incidents with efficiency and precision.

About Ardurra:

Ardurra is a rapidly growing multidisciplinary civil-engineering services firm specializing in water/wastewater, transportation, public works, and many other engineering services.

We take pride in delivering innovative, sustainable, and client-focused solutions that improve infrastructure and the communities we serve.

At Ardurra, we foster a culture of collaboration, professional development, and integrity.

Position Summary:

Ardurra is seeking a detail-oriented and proactive IT Network Administrator to support the Ardurra national network infrastructure.

This individual will be responsible for maintaining and optimizing the performance, security, and reliability of Ardurra’s network infrastructure and related IT systems.

The ideal candidate will have strong technical skills, a passion for problem-solving, and experience working in a multi-site environment.

Key Responsibilities:


* Manage, maintain, and monitor LAN/WAN infrastructure, Fortinet firewalls, switches, routers, and Fortinet wireless systems across all Ardurra offices ensuring optimal performance and security – Assess and recommend improvements for firewall management.


* Install, configure, and support network equipment including servers, VPN configuration, and other hardware/software as needed.


* Manage and support the Zscaler platform and provide support as required.  Implement Zero Trust Network Access (ZTNA) solutions, with a focus on Zscaler as a key security tool.


* Develop, configure, and manage VLANs across all locations to maintain network segmentation and security.


* Collaborate with outsourced network service providers to align on architecture, configurations, and ongoing projects.


* Lead network design and architecture discussions, providing actionable recommendations to improve network efficiency and security.


* Perform hands-on firewall and switch configurations, system monitoring, and troubleshooting, ensuring minimal downtime and swift resolution.


* Collaborate with the IT security administrator to implement security best practices, patch management, and system updates.


* Provide Support to all offices with network related issues, including switches, firewalls, desktop, servers, access points and remote access.


* Monitor network performance and resource usage; generate and maintain performance reports.


* Assist with disaster recovery planning, data backup solutions...