Network Engineer

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Technical Tampa, FL, US

8 days ago Requisition

POSITION SUMMARY

The Network Engineer supports Liberty Alliance's Technology Division by configuring, maintaining, securing, and troubleshooting network systems critical to corporate infrastructure and event operations. The role is responsible for the deployment, configuration, monitoring, and security of Uni Fi and Cisco network infrastructure, including switches, firewalls, wireless access points, VLANs, VPN configurations, Starlink systems, and supporting network services. The Network Engineer contributes to network performance, availability, security, and reliability through proactive monitoring, configuration management, firmware management, vulnerability remediation, documentation, and event support.

The position also supports Liberty Alliance's cybersecurity and compliance requirements, including NIST SP 800-171 and CMMC, by implementing, maintaining, documenting, and providing evidence for applicable network security controls. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Configure, deploy, maintain, and troubleshoot Uni Fi and Cisco networking devices, including gateways/firewalls, switches, wireless access points, and network controllers.
• Configure and maintain VLANs, SSIDs, routing, DHCP, DNS, VPNs, firewall policies, access control lists (ACLs), and network segmentation.
• Maintain appropriate separation between corporate, guest, AV/IoT, management, event, and other network environments based on organizational security requirements.
• Monitor wired and wireless network infrastructure for outages, performance degradation, security events, and anomalous activity.
• Perform troubleshooting for wired and wireless connectivity issues and resolve Level 1 and Level 2 network tickets within assigned scope.
• Support VPN and secure remote-access configurations as required.
• Assist with installation of cabling, racks, patch panels, fiber, PoE infrastructure, and other physical network infrastructure.
• Perform firmware updates, security patches, and vulnerability remediation for network appliances.
• Maintain secure configurations and approved configuration baselines for network infrastructure.
• Review network-device configurations and identify unnecessary or insecure ports, protocols, services, firewall rules, and administrative interfaces.
• Configure, maintain, review, and document firewall rules, network segmentation, VLANs, ACLs, VPNs, and other network security controls in accordance with approved security policies and change-management procedures.
• Maintain network logging and support centralized collection and review of security-relevant logs from firewalls, gateways, switches, wireless infrastructure, and other applicable devices.
• Support vulnerability scanning, remediation, and validation activities involving network infrastructure.
• Maintain accurate network documentation, diagrams, data flows, configuration records, and inventories of network assets.
• Support installation, configuration, and troubleshooting of Starlink and other temporary or event network infrastructure.
• Collaborate with IT, cybersecurity, compliance, engineering, and other Technology Division personnel on site setup, events, special projects, and security requirements.
• Complete all other tasks and duties as needed to help drive Liberty Alliance's Vision, fulfill our Mission, and abide by the organization's values.

• High school diploma/GED required; associate degree, technical training, or equivalent experience in networking, information technology, cybersecurity, or a related field preferred.
• 5+ years of relevant experience in network operations or IT infrastructure.
• Strong knowledge of TCP/IP, DHCP, DNS, routing, switching, VLANs, subnetting, and wireless networking.
• Experience configuring and troubleshooting firewalls, switches, wireless access points, and VPNs.
• Familiarity with Cisco and/or Uni Fi/Ubiquiti networking equipment.
• Understanding of network security concepts including segmentation, ACLs, firewall policies, least privilege, secure remote access, logging, and network monitoring.
• Working knowledge of NIST SP 800-171 and CMMC requirements as they apply to network infrastructure.
• Ability to implement technical…