Voice Engineer

Overview

Are you a skilled Voice Engineer looking for an opportunity to work with cutting‑edge communications technologies while making a real impact for customers? As a Voice Engineer at JT, you will play a key role in delivering, maintaining and supporting critical voice solutions for enterprise, government and wholesale customers. From deployment and commissioning to troubleshooting and optimisation, you will ensure customers receive a reliable, high‑quality service.

• Provide third‑line technical support for JT managed voice services, ensuring service levels are achieved and customer expectations are exceeded.
• Install, configure, test, commission and maintain enterprise‑grade voice solutions for a diverse customer base.
• Support the successful delivery of customer deployments, ensuring services are implemented to the highest standards.
• Provide technical guidance, mentoring and expertise to first and second‑line support and deployment teams.
• Act as a key technical authority for voice platforms including Mitel, Avaya, Cisco, Redbox, Verint and other leading technologies.
• Investigate, diagnose and resolve complex incidents, minimising disruption and restoring services within agreed SLAs.
• Collaborate with internal teams to provide technical consultancy, solution design support and pre‑sales expertise.
• Participate in customer and internal change management processes, ensuring all technical changes are accurately documented and successfully delivered.
• Maintain and enhance technical documentation, knowledge bases and operational processes to support service excellence.
• Identify opportunities to improve customer services, operational efficiency and technical solutions across the voice portfolio.

• Proven experience supporting, deploying and maintaining enterprise voice and unified communications solutions.
• Strong knowledge of voice technologies, including platforms such as Mitel, Avaya, Cisco, Redbox and Verint.
• Experience troubleshooting and resolving complex technical incidents in customer‑facing environments.
• Ability to provide advanced technical support and mentorship to colleagues.
• Experience working within service level agreements and customer‑focused service environments.
• Strong problem‑solving, analytical and diagnostic skills.
• Excellent communication skills with the ability to explain technical concepts to both technical and non‑technical audiences.
• Experience contributing to technical solution design and providing pre‑sales support would be advantageous.
• Relevant industry certifications such as Cisco CCNA, CCNP Voice or equivalent professional qualifications.
• Commitment to continuous learning and maintaining technical certifications.
• Understanding of ITIL principles and service management practices is desirable.
• Full UK or Channel Islands driving licence.

• 24 days holiday
• Out of hours allowance
• Health & Dental Insurance
• Pension Scheme
• Bonus Scheme
• Fully discounted staff services or cash allowance in lieu
• Co‑working office spaces available for remote employees
• Professional Development
• Recharge Days

JT is committed to building a diverse and inclusive working environment. We will ensure that all individuals are provided reasonable accommodation to participate in job applications, interviews, onboarding processes and beyond. If you require any support or assistance in making your application, please contact us at .

JT provides colleagues with the flexibility to work the hours that suit them in a location of their choice – office, home or further afield under our Hybrid Working guidelines. Our main priority is colleague wellbeing and we aim to offer this approach across the business, recognising that some roles may require a specific working pattern.