Senior Network Administrator

* Architect, deploy, and maintain enterprise LAN/WAN environments utilizing Fortinet (Forti Gate/Forti Manager), Cisco Meraki (MX/MS/MR), and Juniper (SRX/EX) platforms

* Lead network implementations, upgrades, and migrations, ensuring minimal downtime and adherence to change management processes

* Identify, remediate, and proactively eliminate network problem areas through root cause analysis and performance tuning

* Design and manage SD-WAN, high-availability (HA) firewall clusters, VLAN segmentation, and secure network zoning

* Configure and troubleshoot advanced routing protocols including BGP and OSPF

* Implement and maintain IPSec and SSL VPNs, site-to-site tunnels, and remote access solutions

* Administer and secure Azure network connectivity, including VPN gateways, virtual networks, and network security groups (NSGs)

* Develop, audit, and enforce next-generation firewall policies, IDS/IPS, and threat protection controls

* Monitor and support VoIP systems, including SIP trunks, QoS configuration, and performance metrics (latency, jitter, packet loss, MOS), ensuring high call quality and reliability

* Perform packet-level analysis and advanced troubleshooting to resolve complex network and voice issues

* Maintain detailed network documentation, topology diagrams, standard operating procedures, and configuration backups

* Produce KPI and performance reports covering uptime, security posture, capacity, and voice quality metrics

* The ideal candidate will demonstrate advanced hands-on expertise, strong documentation discipline, and the ability to lead infrastructure initiatives while maintaining a secure, highly available, and performance-optimized network environment.