System Architect

System Architect 3 Voice & VoIP Systems (Remote)

We're looking for a senior Voice & VoIP professional to support a large enterprise communications environment. While the title is System Architect, this is a hands-on engineering role focused on designing, administering, maintaining, and improving Cisco-based Voice over IP infrastructure that supports critical business operations.

This is a remote opportunity for candidates who reside in Washington, Oregon, Idaho, or Montana. Occasional travel and participation in an on-call rotation are required.

What You'll Do

• Design, configure, maintain, and troubleshoot enterprise Voice and VoIP systems.
• Support Cisco Unified Communications environments, including voice gateways, SIP trunks, and Session Border Controllers.
• Design and maintain LAN/WAN connectivity, VLANs, ACLs, IP addressing, routing, switching, and QoS to ensure reliable voice communications.
• Monitor system health, investigate alerts, resolve complex production issues, and coordinate with vendors when needed.
• Plan and implement upgrades, security patches, and configuration changes while minimizing service disruption.
• Develop network documentation, operational procedures, and disaster recovery plans.
• Collaborate with network, infrastructure, and support teams to maintain highly available communications systems.
• Participate in an on-call rotation and provide production support for critical systems.

What We're Looking For

• Extensive experience supporting enterprise Cisco Voice and Unified Communications environments.
• Strong knowledge of LAN/WAN networking, routing, switching, VLANs, QoS, IP addressing, and network architecture.
• Experience with Cisco Voice Gateways, Session Border Controllers, and SIP trunk integration.
• Background in network monitoring, troubleshooting, upgrades, change management, and performance optimization.
• Comfortable working in complex enterprise environments with high availability requirements.
• Ability to create technical documentation and communicate effectively with technical teams and vendors.

Preferred Experience

• Cisco Unified Communications Manager (CUCM)
• Cisco Call Manager and Collaboration technologies
• Cisco Prime Infrastructure
• Cisco Identity Services Engine (ISE)
• IPv6 network design
• Enterprise voice monitoring and automated operational processes

If you're an experienced Voice or Unified Communications engineer looking for a role where you'll help maintain and improve mission-critical enterprise communications infrastructure, we'd like to hear from you.