Salary: £50,000 - 52,500 per year Requirements: Bachelor’s degree in IT, Telecommunications, or a related field (or equivalent industry experience). Relevant vendor certifications (Cisco CCNA/CCNP Voice, Microsoft Teams Voice, Ribbon, etc.) are highly valued. Full working rights in the UK. 3–5 years in a Voice Engineer or telecommunications role. Strong expertise with SIP, VoIP, and telephony technologies. Proven hands-on experience with SBCs, PBXs, voice gateways, and UCaaS platforms (Microsoft Teams, Zoom, Cisco, etc.). Solid understanding of TCP/IP networking, routing, switching, and QoS. Experience in troubleshooting, monitoring, and optimizing voice infrastructure. Exposure to vendor/carrier liaison for issue resolution and service delivery. Exceptional problem-solving and diagnostic abilities. Excellent written and verbal communication skills. Calm under pressure, with a methodical, detail-oriented approach. Collaborative team player. Passionate about knowledge sharing and continuous improvement. Responsibilities: As a Voice Engineer, I will be responsible for: Resolving complex voice and platform incidents escalated from our Level 2 team (Escalations & TAC Support). Designing solutions, implementing proof of concepts, and delivering new technical initiatives (Projects & Innovation). Maintaining servers, SBCs, PBXs, monitoring systems, and ensuring platform uptime of 99.999% (Platform Reliability). Educating Level 2 engineers, building best practices, and creating technical resources for our Partner Knowledge Base (Mentorship & Knowledge Sharing). Reviewing, refining, and automating systems to improve efficiency, resilience, and partner experience (Continuous Improvement). My success will be measured by uptime, SLA adherence, and on-time project delivery, which are critical drivers of Access4’s global reputation. Technologies: Cisco Support TCP/IP C++ More: At Access4, we are not just another tech company. We are a leading global provider of unified communications and SaaS solutions, with our award-winning SASBOSS™ platform at the core of everything we do. We partner with organizations across multiple regions to deliver secure, scalable, and innovative technology that drives growth, efficiency, and outstanding user experiences. Joining us means becoming part of a global, innovative, and supportive culture where your expertise directly shapes the future of communications. We are committed to professional growth, continuous learning, and providing opportunities to make a global impact. If you’re ready to take on the challenge of shaping Access4’s global platform while growing your career as a Voice Engineer, we would love to hear from you. Apply today with your CV and a cover letter outlining your suitability for the role. last updated 47 week of 2025