Unified Communications / VoIP Engineer (Hybrid | Austin, TX)
We’re hiring a Unified Communications Engineer to support and evolve a large-scale, enterprise voice environment. This is a full time hybrid role based in Austin, offering a strong mix of hands-on engineering, troubleshooting, and strategic improvement work.
If you enjoy solving complex telephony challenges and want real ownership in a 24×7 environment—this is worth a look.
We are seeking an experienced Unified Communications Engineer to support a large-scale enterprise collaboration environment built on Cisco voice and communication technologies. This role will provide technical leadership, engineering support, and operational ownership of a highly available voice infrastructure supporting multiple business locations and critical communications services.
- Cisco Unified Communications Manager (CUCM)
- Cisco Unity Connection
- Cisco Emergency Responder (CER)
- Cisco CUBE
- SIP Trunking
- Voice Gateways
- Cisco Expressway
- Webex Calling and Hybrid Collaboration
- Webex Contact Center and/or Contact Center technologies
- Cisco RTMT
- Enterprise Routing and Switching
- SD-WAN-enabled voice environments
- Meraki Wireless
- Cisco Identity Services Engine (ISE)
- Kurmi, Variphy, and related UC administration/reporting tools
- SBC platforms including Cisco CUBE, Ribbon, and AudioCodes
- Python and Ansible-based automation initiatives
Key Responsibilities
- Support the implementation, administration, maintenance, and lifecycle management of enterprise voice and collaboration systems.
- Perform advanced troubleshooting of Cisco collaboration platforms and telephony services.
- Configure and support SIP trunking, session border controllers, and voice gateway infrastructure.
- Support disaster recovery planning, business continuity initiatives, and voice security best practices.
- Monitor platform health, investigate vulnerabilities, and resolve production incidents.
- Participate in solution design, technical reviews, risk assessments, and infrastructure projects.
- Develop and maintain technical documentation, runbooks, and operational procedures.
- Provide escalation support and mentorship to other technical team members.
- Identify opportunities for automation, process improvement, and operational efficiencies.
- Ensure voice services remain secure, compliant, and highly available.
Required Qualifications
- 3+ years of experience supporting Cisco Unified Communications environments.
- Strong experience with:
- Cisco Unified Communications Manager (CUCM)
- Cisco Unity Connection
- Cisco Emergency Responder (CER)
- SIP trunking
- Cisco CUBE
- Dial plans, route patterns, and call routing design
- Experience troubleshooting SIP, SCCP, and SRST environments.
- Experience supporting multi-site voice deployments and carrier integrations.
- Knowledge of QoS design and voice traffic optimization.
- Understanding of Cisco networking fundamentals including routing, switching, and voice integration.
- Ability to work effectively in a highly available enterprise environment.
Preferred Qualifications
- Webex Calling, Webex Contact Center, or hybrid collaboration experience.
- SD-WAN experience supporting voice and collaboration traffic.
- Experience with Meraki wireless and Cisco ISE.
- Familiarity with Kurmi, Variphy, RTMT, and UC reporting tools.
- Automation experience using Python, Ansible, or similar technologies.
- Experience with Ribbon, AudioCodes, or other SBC platforms.
- Exposure to regulated environments and security/compliance requirements.
- Cisco Collaboration, Networking, or Security certifications.
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