Salary: £30,000 - 30,000 per year Requirements: Proven experience supporting VoIP systems and telecoms services Strong understanding of networking fundamentals and troubleshooting Experience using network diagnostic and analytics tools Excellent problem-solving skills with strong attention to detail Clear, confident communication skills with non-technical users Ability to manage multiple support issues independently Commitment to delivering a high standard of customer service Desirable: Experience in an IT support or MSP environment Desirable: Supporting remote users and office networks Desirable: Exposure to IT and network monitoring tools Desirable: Ability to deliver basic user training on systems and features Desirable: Proactive approach to identifying and resolving potential issues Responsibilities: Provide technical support for VoIP and telecoms services Act as a key point of contact for customer issues Diagnose and resolve VoIP and network-related problems Monitor system performance and carry out regular checks and updates Ensure services remain reliable and efficient Work closely with the wider technical team Maintain accurate case documentation Proactively identify opportunities to improve customer systems and service delivery Technologies: Support Network More: We are an established UK technology services provider, delivering VoIP and telecommunications solutions to a wide range of customers. Our commitment to a customer-first approach and service reliability ensures we maintain a technically focused, supportive environment. This full-time permanent role is based in Sheffield, offering a competitive salary range of £26,500-£30,000 depending on experience. Joining our team means becoming part of a dynamic organization focused on technical excellence in a fast-paced support environment. last updated 9 week of 2026