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- Tasks: Join us to test and optimise railway communication networks for safety and efficiency.
- Company: Be part of a team enhancing critical communications in the rail industry.
- Benefits: Enjoy flexible working options and opportunities for professional growth.
- Why this job: Make a real impact on transportation safety while working with cutting-edge technology.
- Qualifications: Degree in Telecommunications or related field; experience in network testing is essential.
- Other info: Willingness to travel to rail sites is required.
The predicted salary is between 36000 - 60000 £ per year.
Location: United Kingdom
Job Type: Contract
About the Role
We are seeking a skilled and detail-oriented Network Tester to join our team in supporting and optimizing critical communications systems within the rail industry. This role involves planning, executing, and documenting network testing procedures to ensure the reliability, safety, and efficiency of digital and communications infrastructure across rail systems.
Key Responsibilities
- Conduct end-to-end testing of railway communication networks, including wired and wireless infrastructure (e.g., GSM-R, LTE-R, IP/MPLS networks).
- Perform system validation, stress testing, and fault simulation to identify vulnerabilities and performance issues.
- Analyze network performance data and logs to troubleshoot latency, packet loss, and signal degradation.
- Work closely with network engineers, system integrators, and control center teams to support deployment and commissioning phases.
- Maintain detailed documentation of test plans, methodologies, results, and compliance with industry safety and regulatory standards.
- Validate interoperability between legacy systems and modern communication platforms.
- Assist with the integration of signalling systems, on-board communication units, and centralized control systems.
- Ensure all testing aligns with standards such as EN 50159, IEC 62443, or relevant rail safety and cybersecurity requirements.
- Support the development and automation of test scripts and monitoring tools.
About You
- Degree or diploma in Telecommunications, Network Engineering, Computer Science, or a related field.
- Proven experience in network testing, preferably within critical infrastructure or transportation.
- Strong knowledge of networking protocols (TCP/IP, BGP, OSPF, MPLS, etc.) on Linux is a must.
- Familiarity with tools such as Wireshark, Iperf, SNMP, and network emulators or simulators.
- Ability to read and interpret technical diagrams, schematics, and specifications.
- Willingness to travel to rail sites and work in operational environments when necessary.
Network Tester employer: GTS Group Ltd
Contact Detail:
GTS Group Ltd Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Network Tester
✨Tip Number 1
Familiarise yourself with the specific networking protocols mentioned in the job description, such as TCP/IP, BGP, and MPLS. Being able to discuss these in detail during an interview will show your expertise and readiness for the role.
✨Tip Number 2
Gain hands-on experience with tools like Wireshark and Iperf before your interview. Demonstrating your practical knowledge of these tools can set you apart from other candidates and highlight your commitment to the role.
✨Tip Number 3
Network with professionals in the rail industry or join relevant online forums. This can provide insights into current challenges and trends, which you can reference in your discussions with us, showing that you're engaged and informed.
✨Tip Number 4
Prepare to discuss your previous experiences with network testing in critical infrastructure. Be ready to share specific examples of how you've identified and resolved performance issues, as this will demonstrate your problem-solving skills and relevance to the role.
We think you need these skills to ace Network Tester
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights relevant experience in network testing and telecommunications. Emphasise any specific projects or roles that align with the responsibilities outlined in the job description.
Craft a Strong Cover Letter: Write a cover letter that showcases your passion for the rail industry and your understanding of critical communications systems. Mention specific skills, such as your knowledge of networking protocols and tools, to demonstrate your suitability for the role.
Highlight Relevant Experience: In your application, focus on your previous roles that involved end-to-end testing, system validation, and troubleshooting. Use concrete examples to illustrate how you have successfully identified and resolved performance issues in past projects.
Showcase Your Technical Skills: Clearly list your technical skills related to networking protocols and tools like Wireshark and Iperf. If you have experience with automation of test scripts or monitoring tools, be sure to include that as well, as it aligns with the job requirements.
How to prepare for a job interview at GTS Group Ltd
✨Showcase Your Technical Knowledge
Make sure to brush up on your understanding of networking protocols like TCP/IP, BGP, and OSPF. Be prepared to discuss how you've applied this knowledge in previous roles, especially in critical infrastructure or transportation.
✨Demonstrate Problem-Solving Skills
Expect to be asked about specific challenges you've faced in network testing. Prepare examples that highlight your ability to troubleshoot issues like latency or packet loss, and explain the steps you took to resolve them.
✨Familiarise Yourself with Relevant Standards
Since the role involves compliance with standards such as EN 50159 and IEC 62443, it’s crucial to understand these regulations. Be ready to discuss how you ensure adherence to safety and cybersecurity requirements in your testing processes.
✨Prepare for Team Collaboration Questions
This position requires working closely with network engineers and control centre teams. Think of examples where you've successfully collaborated with others, and be ready to explain how you communicate technical information effectively.
