At a Glance
- Tasks: Join us to design and execute tests for cutting-edge LTE and 5G networks.
- Company: Qualitest is a global leader in telecom innovation, driving the future of connectivity.
- Benefits: Enjoy hybrid work options, competitive salary, and opportunities for professional growth.
- Other info: Work in a collaborative environment with cross-functional teams.
- Why this job: Be part of a dynamic team tackling exciting challenges in network technology.
- Qualifications: 8+ years in network testing with strong RAN expertise required.
The predicted salary is between 48000 - 84000 £ per year.
Join to apply for the Senior RAN & Core Network Test Engineer role at Qualitest
Join to apply for the Senior RAN & Core Network Test Engineer role at Qualitest
J ob Title: Network Test Engineer (RAN/Core, LTE/5G)
J ob Title: Network Test Engineer (RAN/Core, LTE/5G)
Location: Bristol / Hybrid
Type: Permanent
About The Role
Qualitest is looking for an experienced Network Test Engineer to join our growing team, working on cutting-edge projects with a focus on LTE/VoLTE and 5G technologies. This is an exciting opportunity to work with a global leader in telecom innovation, performing end-to-end testing, integration, and troubleshooting across RAN and Core network components.
Key Responsibilities
- Design, develop, and execute comprehensive test cases for integration, regression, and system validation across 2G, 3G, LTE, and 5G networks.
- Perform functional, performance, and regression testing on EPC and IMS Core components, including VoLTE and Mission Critical Services.
- Analyse logs and traces (UE, RAN, and Core) to identify issues and perform detailed Root Cause Analysis (RCA).
- Work closely with cross-functional teams, including network engineers and vendors, to troubleshoot and resolve complex network issues.
- Document test results, generate reports, and manage defects using tools like HP ALM and JIRA.
- Strong knowledge of 4G/5G Core and RAN architectures, including IMS, EPC, and VoLTE call flows.
- Proficient in protocols such as SIP, Diameter, GTP, S1AP, SCTP, IPSEC, and RRC/RLC layers.
- Hands-on experience with vRAN, small cells, MIMO, GPS/PTP timing, and OpenRAN integration (RU/DU/CU).
- Skilled in using tools like Wireshark, QXDM, XCAL, Viavi, Ixia, and vendor-specific platforms (NetAct, ENM, Huawei U2020).
- Familiarity with network emulators, Python scripting, and OpenStack for automation and test environment management.
- In-depth understanding of 3GPP standards, KPIs, and performance metrics for LTE and 5G systems.
- 8+ years of experience in network testing with a strong background in RAN technologies.
- 5+ years of hands-on experience in RAN testing (essential).
- Excellent problem-solving and communication skills, with the ability to work in a fast-paced, collaborative environment.
Seniority level
Seniority level
Mid-Senior level
Employment type
Employment type
Full-time
Job function
Job function
Information TechnologyIndustries
IT Services and IT Consulting
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#J-18808-LjbffrSenior RAN & Core Network Test Engineer in London employer: Qualitest
Qualitest is an exceptional employer, offering a dynamic work environment in Bristol where innovation meets collaboration. With a strong focus on employee growth, we provide opportunities to work on cutting-edge LTE and 5G projects while fostering a culture of teamwork and continuous learning. Our hybrid work model ensures flexibility, allowing you to balance professional and personal commitments effectively.
StudySmarter Expert Advice🤫
We think this is how you could land Senior RAN & Core Network Test Engineer in London
✨Tip Number 1
Make sure to brush up on your knowledge of 4G/5G Core and RAN architectures. Familiarity with IMS, EPC, and VoLTE call flows will give you a significant edge during interviews.
✨Tip Number 2
Get hands-on experience with the tools mentioned in the job description, like Wireshark and QXDM. Being able to demonstrate your proficiency with these tools can set you apart from other candidates.
✨Tip Number 3
Network testing often involves collaboration with cross-functional teams. Prepare to discuss your teamwork experiences and how you've successfully resolved complex network issues in the past.
✨Tip Number 4
Stay updated on the latest trends and developments in LTE and 5G technologies. Showing your passion for the field and your commitment to continuous learning can impress potential employers.
We think you need these skills to ace Senior RAN & Core Network Test Engineer in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your experience in RAN and Core network testing, especially with LTE and 5G technologies. Use specific examples of projects you've worked on that align with the job description.
Craft a Strong Cover Letter:In your cover letter, express your enthusiasm for the role at Qualitest. Mention your relevant experience and how it aligns with their focus on cutting-edge telecom projects. Be sure to include your problem-solving skills and ability to work collaboratively.
Highlight Technical Expertise:Clearly outline your technical skills related to 4G/5G Core and RAN architectures. Mention your proficiency with protocols like SIP, Diameter, and GTP, as well as any hands-on experience with tools such as Wireshark and JIRA.
Showcase Problem-Solving Skills:Provide examples in your application that demonstrate your problem-solving abilities, particularly in troubleshooting complex network issues. This will show Qualitest that you can handle the challenges of the role effectively.
How to prepare for a job interview at Qualitest
✨Showcase Your Technical Expertise
Make sure to highlight your strong knowledge of 4G/5G Core and RAN architectures during the interview. Be prepared to discuss specific protocols like SIP, Diameter, and GTP, as well as your hands-on experience with tools such as Wireshark and QXDM.
✨Demonstrate Problem-Solving Skills
Qualitest values excellent problem-solving abilities. Prepare examples from your past experiences where you successfully identified and resolved complex network issues, particularly in RAN testing.
✨Familiarise Yourself with Current Technologies
Stay updated on the latest trends in LTE/VoLTE and 5G technologies. Being knowledgeable about current innovations will show your passion for the field and your commitment to staying ahead in the industry.
✨Prepare for Collaborative Scenarios
Since the role involves working closely with cross-functional teams, be ready to discuss how you've collaborated with network engineers and vendors in the past. Highlight your communication skills and ability to work in a fast-paced environment.
