Overview
In this role you will design, implement, and optimize enterprise voice and unified communications to deliver reliable, secure, and high-performing telephony services. You will work with SIP-based systems, contact centre technologies, and vendor/carrier integration to ensure resilient voice delivery. You will diagnose issues, drive improvements, and support migrations and upgrades as part of IT Operations. This position offers a chance to shape Radius’s voice strategy and improve call quality at scale. You will collaborate closely with cross-functional teams to realise strategic goals for communications.
Pay / Benefits
- Pension
- Life assurance
- Employee fuel card scheme
- Electric Vehicle scheme
- Employee assistance programme
- Wellness and healthcare assistance via by Unum
Responsibilities
- Design, deploy and maintain enterprise voice and unified communications platforms
- Manage SIP trunks, SBCs, call routing and dial plans
- Support cloud telephony platforms, including contact centre solutions
- Maintain voice platform availability, resilience and performance
- Investigate and resolve voice-related incidents and service requests
- Diagnose SIP signalling, media flow and call quality issues
- Collaborate with providers and vendors to resolve carrier issues
- Perform root cause analysis and implement preventative measures
- Support voice network requirements (QoS, firewalls, routing and security)
- Assist with telephony migrations, upgrades and transformation projects
- Support disaster recovery and business continuity for voice services
- Proactively monitor voice environments and service performance
- Identify opportunities to improve call quality, reliability and operational efficiency
- Produce reports on service availability, utilisation and performance
- Maintain technical documentation, architecture diagrams and procedures
- Develop and maintain voice engineering standards and best practices
- Support audit, compliance and security requirements relating to voice services
Key requirements
- Proven experience with enterprise level voice and collaboration platforms and call recording/reporting solutions
- Strong experience supporting SIP-based voice solutions
- Knowledge of Microsoft Teams Phone including Direct Routing and Operator Connect
- Excellent understanding of SIP signalling, RTP and VoIP
- Experience with Session Border Controllers
- Knowledge of carrier connectivity, SIP trunking and number management
- Experience supporting cloud telephony and contact centre platforms
- Ability to troubleshoot complex voice and call quality issues
- Strong networking fundamentals (TCP/IP, DNS, DHCP, VLANs, QoS, firewalls, routing)
- SIP/VoIP
- Session Border Controllers (SBCs)
- SIP trunking and carrier connectivity
- Microsoft Teams Phone (Direct Routing, Operator Connect)
- VoIP call quality troubleshooting
- QoS, firewalls, routing
Voice Engineer in Crewe employer: Radius Payment Solutions
At Radius, we pride ourselves on being an exceptional employer, offering a vibrant work culture at our state-of-the-art Telematics head office in Crewe. Our commitment to employee growth is evident through tailored development plans and a culture of continuous learning, while our modern workspace features unique amenities like an onsite café and rooftop bar, fostering collaboration and creativity. Join us to make a meaningful impact in the telematics sector, supported by a comprehensive benefits package that prioritises your well-being and career progression.
