Support Engineer 4G / 5G Core Network

Support Engineer – 4G/5G Core Network Software

Location: Cambridge, UK (Hybrid/Flexible options considered)

Are you passionate about cutting-edge mobile network technology and ready to make an impact in the world of 4G and 5G? We’re working with a highly innovative telecoms software company that develops advanced core network solutions used globally across enterprise, government, and commercial environments. As they continue to grow, they’re looking for a talented Support Engineer to join their expanding team.

The Role As a Support Engineer, you’ll be part of a collaborative team supporting customers using next-generation mobile core software. You’ll troubleshoot real-world challenges, guide customers through technical tasks, and help ensure the smooth deployment and operation of complex network solutions. This is a hands-on role where you’ll be directly involved in supporting critical 4G and 5G technologies deployed worldwide.
Key Responsibilities

• Provide first-line support and respond to customer queries.
• Guide customers through configuration changes and operational procedures.
• Install, upgrade, and maintain core network software, often in real-time with customers.
• Contribute to documentation, testing, and continuous process improvements.
• Support test planning and execution, logging results and ensuring product reliability.

What We’re Looking For

• 3–8 years’ experience supporting 4G/5G networks or related telecom infrastructure.
• Solid understanding of networking fundamentals and software lifecycles.
• Basic knowledge of Linux and experience with tools such as Microsoft Office/Excel.
• Strong communication and collaboration skills with experience working in technical teams.
• A degree in Computer Science, Engineering, or equivalent hands-on experience.

Why Apply? You’ll be joining a forward-thinking company that’s pushing the boundaries of mobile network technology — from standalone 5G cores to IoT and edge-based solutions. With a strong focus on quality, scalability, and performance, this is an opportunity to grow your career in a dynamic environment where your contributions make a real impact.

Apply now for consideration.