Senior Network, Firewall & Voice Infrastructure SME (ITAR)

Position Summary

Seeking an experienced Network, Firewall & Voice SME to support Benchmark's global enterprise network infrastructure, security platforms, SD-WAN environment, wireless infrastructure, and voice services. The role will be responsible for managing LAN/WAN connectivity, routing and switching, firewall administration, wireless platforms, SD-WAN solutions, network security, monitoring, and operational support for mission-critical systems supporting ITAR/CUI-regulated environments.

Key Responsibilities

• Administer, monitor, maintain, troubleshoot, and support global LAN, WAN, SD-WAN, wireless, firewall, and voice infrastructure.
• Manage Arista switching infrastructure, VLANs, routing, network segmentation, DMZ environments, and data center networking.
• Support Palo Alto firewalls, Panorama management, firewall policy administration, rule reviews, NAT, VPN connectivity, security controls, and firewall lifecycle management.
• Support VeloCloud SD-WAN environments, WAN optimization, branch connectivity, and site onboarding activities.
• Administer and support enterprise voice infrastructure, telephony systems, voice routing, call services, and operational support activities.
• Manage Extreme Wireless infrastructure, wireless controllers, SSIDs, RADIUS authentication, 802.1X security controls, and wireless access services.
• Perform network provisioning, configuration management, software upgrades, patching, hardware refreshes, and infrastructure modernization initiatives.
• Monitor infrastructure health, performance, availability, and capacity using SolarWinds and enterprise monitoring tools.
• Perform root cause analysis, troubleshooting, incident resolution, vendor coordination, problem management, and operational escalations.
• Support network security requirements, compliance initiatives, ITAR/CUI controls, and enterprise governance standards.
• Participate in on-call support rotation and provide Level 3 support for critical production incidents and outages.
• Develop and maintain network diagrams, operational procedures, runbooks, standards, SOPs, and technical documentation.

Mandatory Skills

• ITAR / Export Control Eligible (U.S. Person Required)
• Network Administration
• LAN / WAN Technologies
• Data Center Networking
• Arista Switch Administration
• Palo Alto Firewall Administration
• Panorama Management
• Firewall Policy Management
• VPN & NAT Technologies
• VeloCloud SD-WAN
• Voice Infrastructure / Telephony Support
• Extreme Wireless Networks
• Wireless Controllers
• 802.1X Authentication
• RADIUS Administration
• VLAN, Routing & Switching
• Network Monitoring (SolarWinds)
• Network Security
• Incident & Problem Management
• Production Support / On-Call Support

Preferred Experience

• 8+ years of Enterprise Network Administration experience.
• Experience supporting Palo Alto Firewall environments.
• Experience with SD-WAN technologies.
• Experience supporting enterprise voice environments.
• Experience managing global network infrastructure.
• Experience supporting regulated environments (ITAR/CUI).
• Strong troubleshooting, stakeholder management, and documentation skills.

Additional Details

Recruiter Screening Criteria (Must Have)

• Palo Alto Firewall Experience
• Panorama Administration Experience
• Arista Switching Experience
• LAN/WAN Experience
• SD-WAN / VeloCloud Experience
• Voice Infrastructure Experience
• Wireless Infrastructure Experience
• SolarWinds Monitoring Experience
• Network Security Experience
• Data Center Networking Experience
• On-Call / Production Support Experience