At a Glance
- Tasks: Execute RAN performance testing and troubleshoot network issues in 4G and 5G environments.
- Company: Join Qualitest, a leader in telecom performance testing with a collaborative culture.
- Benefits: Enjoy hybrid work, competitive salary, and opportunities for professional growth.
- Other info: Dynamic role with excellent career advancement opportunities in the telecom industry.
- Why this job: Make an impact on cutting-edge mobile networks and enhance user experiences.
- Qualifications: Hands-on experience in RAN performance testing and strong analytical skills required.
The predicted salary is between 50000 - 70000 € per year.
Location: Bristol, UK (Hybrid/On-site as required/3 days a week)
Client: Qualitest
Role Overview
Qualitest is looking for a RAN Performance Test Engineer to support performance validation and optimisation activities across 4G and 5G mobile network environments. The role will focus on executing RAN performance testing, analysing network behaviour under load, and supporting troubleshooting activities using industry-standard tools and methodologies. This position requires hands‑on experience with RAN performance testing, including practical knowledge of Viavi load generators and XCAL MAIS for network analysis and validation.
Key Responsibilities
- Execute RAN performance and capacity testing across 4G and 5G network environments
- Perform load and stress testing using Viavi load generator tools
- Analyse network KPIs, logs, and performance metrics using XCAL MAIS
- Support validation of network stability, throughput, latency, and mobility scenarios
- Investigate and troubleshoot RAN performance issues and bottlenecks
- Work closely with RAN, Core, and integration teams to support issue resolution
- Produce detailed test reports, findings, and recommendations
- Support continuous improvement of performance test strategies and processes
- Participate in test planning, execution, and defect triage activities
Required Skills & Experience
- Strong hands‑on experience in RAN Performance Testing
- Good understanding of 4G/LTE and 5G RAN technologies
- Experience using RAN load generators for performance and stress testing
- Hands‑on experience with Viavi tools
- Experience using XCAL MAIS for network analysis and KPI validation
- Strong troubleshooting and analytical skills within telecom network environments
- Ability to analyse logs, counters, traces, and performance data
- Experience working within telecom test or integration environments
Nice to Have
- Exposure to end‑to‑end telecom network testing
- Experience working with operators or telecom vendors
- Knowledge of mobility, handover, and throughput testing scenarios
- Scripting or automation experience (Python/Shell)
Senior RAN (Radio Access Network) Performance Test Engineer employer: Qualitest
Qualitest is an exceptional employer that fosters a collaborative and innovative work culture, particularly in the vibrant city of Bristol. With a strong focus on employee growth, we offer extensive training opportunities and support for professional development, ensuring our team members thrive in their careers. Our hybrid working model promotes a healthy work-life balance, while our commitment to cutting-edge technology and industry standards makes this role both meaningful and rewarding.
StudySmarter Expert Advice🤫
We think this is how you could land Senior RAN (Radio Access Network) Performance Test Engineer
✨Tip Number 1
Network with industry professionals! Attend meetups or webinars related to RAN performance testing. It’s a great way to learn about job openings and get insider tips on what companies like Qualitest are looking for.
✨Tip Number 2
Show off your skills in practical settings. If you can, set up a mini lab at home to practice using Viavi load generators and XCAL MAIS. This hands-on experience will not only boost your confidence but also impress potential employers.
✨Tip Number 3
Prepare for interviews by brushing up on your troubleshooting skills. Be ready to discuss specific RAN performance issues you've encountered and how you resolved them. Real-world examples will make you stand out!
✨Tip Number 4
Don’t forget to apply through our website! We’ve got loads of resources to help you ace the application process. Plus, it shows you’re genuinely interested in joining our team at StudySmarter.
We think you need these skills to ace Senior RAN (Radio Access Network) Performance Test Engineer
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Senior RAN Performance Test Engineer role. Highlight your hands-on experience with RAN performance testing and any specific tools like Viavi and XCAL MAIS that you've used. We want to see how your skills match what we're looking for!
Showcase Your Experience:In your application, don't just list your previous jobs; showcase your relevant experience in 4G and 5G environments. Talk about specific projects where you executed performance testing or troubleshooting. This helps us see your practical knowledge in action!
Be Clear and Concise:When writing your application, keep it clear and concise. Use bullet points for key achievements and responsibilities to make it easy for us to read. We appreciate straightforward communication, especially when it comes to technical details!
Apply Through Our Website:We encourage you to apply through our website for the best chance of getting noticed. It’s super easy, and you’ll be able to submit all the necessary documents in one go. Plus, it helps us keep track of your application better!
How to prepare for a job interview at Qualitest
✨Know Your Tools Inside Out
Make sure you’re well-versed in the Viavi load generators and XCAL MAIS. Familiarise yourself with their functionalities and how they apply to RAN performance testing. Being able to discuss specific scenarios where you've used these tools will show your hands-on experience.
✨Brush Up on 4G and 5G Knowledge
Since the role focuses on both 4G and 5G networks, ensure you have a solid understanding of these technologies. Be prepared to discuss key performance indicators (KPIs) and how they differ between the two. This will demonstrate your technical expertise and relevance to the position.
✨Prepare for Troubleshooting Scenarios
Think of past experiences where you’ve had to troubleshoot RAN performance issues. Be ready to explain your thought process and the steps you took to resolve the problems. This will highlight your analytical skills and ability to work under pressure.
✨Showcase Your Teamwork Skills
Collaboration is key in this role, so be prepared to talk about how you’ve worked with RAN, Core, and integration teams in the past. Share examples of how you contributed to issue resolution and supported continuous improvement efforts. This will illustrate your ability to work effectively in a team environment.
