Network Administrator (Orlando, FL or Southfield, MI)

Who We Are Atwell, LLC is a bold leader in the consulting, engineering, and construction services industry, delivering a broad range of creative solutions to clients in the real estate & land development, and energy markets. We have a strong national presence and a diverse, award-winning project portfolio. Atwell is a privately owned company, with 2,000+ passionate team members across 75+ locations and growing! Atwell, LLC is a proud recipient of the following 2025 awards: Ten consecutive years in a row as a “Best Place to Work” by Zweig Group (#11) Recognized as #70 in the ENR Top 500 Design Firms, ranked in every region Recognized in Crain's “Fast 50” as one of the fastest-growing companies (#14) Recognized as the 2025 ENR Design Firm of the year for the Southeastern US Network Administrator Orlando, Florida or Southfield, Michigan Job Description Atwell is seeking an experienced Network Administrator to support the performance, reliability, and security of our network infrastructure across offices nationwide. This is a hands-on technical role responsible for administering and troubleshooting Atwell’s enterprise network environment, including switches, firewalls, internet connectivity, wireless infrastructure, VPNs, routing, VLANs, and network monitoring. We’re looking for someone who is technically strong, enjoys solving complex network issues, and is comfortable taking ownership from initial troubleshooting through resolution. The ideal candidate can work independently while partnering closely with Systems Administration, Technology Support, Security, vendors, and other members of the Technology Services team. Responsibilities Network Administration & Infrastructure Configure, monitor, maintain, and troubleshoot enterprise switches, firewalls, routers, wireless access points, and related network infrastructure. Administer firewall configurations, policies, access controls, firmware updates, and VPN connectivity. Manage and troubleshoot internet circuits and connectivity across multiple Atwell offices. Configure and support VLANs, routing, switching, DHCP, DNS, TCP/IP, and other core networking technologies. Monitor wireless infrastructure and optimize connectivity, performance, and coverage. Maintain network configurations and standards across Atwell’s distributed office environment. Support VMware and other virtual networking environments as needed. Monitoring & Troubleshooting Monitor network health, availability, capacity, and performance using enterprise network management and monitoring tools. Proactively identify outages, degraded performance, connectivity issues, and other infrastructure concerns. Troubleshoot complex network hardware, software, connectivity, configuration, and performance issues. Analyze logs, network traffic, device performance, and other technical information to identify root causes. Respond to network outages and critical infrastructure issues and coordinate resolution across Technology teams and vendors. Participate in after-hours support and planned maintenance when necessary. Network Security Maintain firewall rules, VPN configurations, access controls, and other network security configurations. Assist with implementation and enforcement of network security standards and policies. Support vulnerability remediation, security investigations, audits, and compliance activities. Partner with internal Technology teams to maintain a secure and reliable network environment. Projects & Documentation Participate in network upgrades, infrastructure refreshes, office openings, expansions, integrations, relocations, and migrations. Work with internet service providers, equipment vendors, and other technology partners as needed. Maintain accurate network diagrams, configurations, IP address documentation, inventories, and technical procedures. Document troubleshooting processes, infrastructure changes, and network standards. Identify opportunities to improve network reliability, scalability, security, and…