Senior Voice Network Engineer-Fort Worth, TX-Long term Contract

Role : Senior Voice Network Engineer

Location : Fort Worth, TX

Job Type : Long term Contract

Job Summary

Key Responsibilities

Design, deploy, configure, and support UC platforms, including:

o CUCM,

o Cisco Unity Connection,

o Cisco Webex and Webex Calling,

o Cisco Session Border Controllers and voice gateways, and

o Microsoft Teams Phone.

Support enterprise voice services, including:

o SIP trunks,

o PSTN connectivity,

o Direct Routing,

o Operator Connect, and

o Cloud calling.

Configure the following:

o Dial plans,

o Route patterns,

o Calling policies,

o Hunt groups,

o Auto attendants,

o Call queues,

o Voicemail, and

o Number management.

• Administer Microsoft Teams voice features through Teams Admin Center and PowerShell.
• Troubleshoot voice, video, messaging, and collaboration issues across LAN, WAN, internet, and cloud environments.
• Analyze call quality using latency, jitter, packet loss, MOS, QoS, and platform-specific diagnostic tools.
• Configure and maintain network services that support real-time communications, including QoS, VLANs, routing, DNS, DHCP, NAT, and firewall rules.
• Support voice gateways, SIP trunks, SBCs, desk phones, conference-room systems, headsets, and soft clients.
• Manage user provisioning, licensing, migrations, onboarding, and offboarding for calling and collaboration services.
• Monitor platform availability, capacity, performance, and call quality.
• Perform system upgrades, patches, certificate renewals, backup validation, and lifecycle management.
• Coordinate incident response, root-cause analysis, change management, and problem resolution.
• Maintain technical documentation, network diagrams, dial plans, configuration standards, and operational procedures.
• Work with telecommunications carriers and technology vendors to resolve service issues.
• Participate in an on-call rotation and provide support for critical incidents when required.

Requirements

General Qualifications

Bachelor's degree (or equivalent professional experience) in:

o Information technology,

o Networking,

o Telecommunications, or

o Related field(s)

Strong analytical, documentation, communication, and incident-management skills

General Technical Skills

• At least three ( 3) years of experience supporting enterprise networking and/or UC environments
• Strong knowledge of SIP, RTP, SRTP, SDP, TLS, codecs, dial plans, and PSTN technologies
• Solid understanding of TCP/IP, routing, switching, VLANs, QoS, DNS, DHCP, NAT, VPNs, and firewalls
• Experience diagnosing voice-quality and connectivity issues using packet captures, call logs, and monitoring tools
• Familiarity with identity, authentication, certificates, and cloud service integrations