Careers

This is an exciting time for CBNG as they embark on the development of their Next Generation of Fixed Wireless Access products based on 5G air interface standard in the mmWave frequency bands. The VectaStar NR FWA products will provide “last mile” wireless internet access to rural and semi-urban locations across the world. Providing wireless internet access coverage up to 7km using a high power gNB (Access Point) and a range of CPE (Customer Premises Equipment), integrated with a Network Management System (NMS), the CBNG VectaStar NR provides gigabit throughput speeds enabling our private and enterprise network operator clients to provide a range of internet access services to their end customers. Our focus is on providing a complete turnkey solution supporting ease of install and ease of use, enabling our customers to generate revenue streams as quickly as possible whilst providing secure high speed internet access over our 5G NR Stand Alone wireless networking equipment.

CBNG is seeking a highly motivated and detail-oriented Software QA Engineer to join our dynamic team, someone with a passion for technology and learning new things. The successful candidate will be responsible for ensuring the quality and reliability of our cutting edge 5G hardware and software products through rigorous testing and quality assurance processes. This role is an excellent opportunity for a recent graduate to develop their skills and gain hands-on experience in a fast-paced software development environment, covering all aspects of the 5G technologies including RF (Radio Frequencies), networking, embedded Linux systems, cloud-based technologies and user interfaces. It may equally suit someone with a few years equivalent experience of testing / test automation of embedded software from a related commercial environment.
The role will involve the development of software QA test infrastructure and procedures for CBNG HW and SW products, primarily for lab-based testing of individual functions and features, as well as end-to-end testing of the 5G radio infrastructure equipment and Network Management Software, all undertaken in a mutually supportive Agile environment.

•    Test Planning and Design: Collaborate with the Development and System Test teams to understand hardware and software requirements and design test plans and test cases accordingly. This will involve writing manual test cases and developing test scripts in Python or using third party test tools and equipment. 
•    Test Execution: Conduct manual and automated testing of hardware and software applications, including sanity, functional, regression, performance, security and usability testing. 
•    Bug Reporting: Identify, document, and track software defects using Jira bug tracking tools, ensuring clear and concise communication with the Development teams. 
•    Test Automation: Assist in the development and maintenance of automated test scripts using appropriate automation tools and frameworks. 
•    Continuous Improvement: Contribute to the continuous improvement of the testing process and tools, staying up to date with the latest testing techniques and technologies. 
•    Documentation: Create and maintain detailed test documentation, including test cases, scripts, and test reports. 
•    Collaboration: Work closely with test team colleagues, developers, product managers, and other stakeholders to ensure the delivery of high-quality software products.

Required:
•    Education: Bachelor’s degree in Computer Science, Software Engineering, or a related field, plus a year or more of practical experience.
Alternatively, an equivalent level of experience of testing / test automation of embedded software obtained in a relevant commercial environment.
•    Technical Skills:
o    Basic understanding of software development and testing methodologies. 
o    Familiarity with programming languages such as Python or JavaScript.
o    Familiarity with version control systems (e.g. Git). 
o    Familiarity with shell scripting languages (e.g. PowerShell or bash).
o    Knowledge of Linux systems and embedded systems. 
o    Knowledge of Web and Cloud technologies. 
•    Analytical Skills: Strong problem-solving skills with good attention to detail. 
•    Communication Skills: Excellent verbal and written communication skills.
•    Team Player:  Ability to work effectively both independently and as part of a team with a “can do”, helpful and collaborative attitude.
•    Eagerness to Learn: Demonstrated ability to quickly learn new concepts and technologies.

Desired:
•    ISTQB Foundation Level Certificate in Software Testing.
•    Knowledge of networking technologies.
•    Familiarity with network analyser tools (e.g. Wireshark).
•    Some experience of test automation frameworks and tools (e.g. PyTest, Selenium).
•    Some knowledge of SQL.
•    Basic knowledge of radio frequency principles.

•    Discretionary bonus
•    Contributory pension
•    Life Insurance
•    Income protection
•    30 days annual leave

This is an exciting time for CBNG as they embark on the development of their Next Generation of Fixed Wireless Access products based on 5G air interface standard in the mmWave frequency bands. The VectaStar NR FWA products will provide “last mile” wireless internet access to rural and semi-urban locations across the world. Providing wireless internet access coverage up to 7km using a high power gNB (Access Point) and a range of CPE (Customer Premises Equipment), integrated with a Network Management System (NMS), the CBNG VectaStar NR provides gigabit throughput speeds enabling our private and enterprise network operator clients to provide a range of internet access services to their end customers. Our focus is on providing a complete turnkey solution supporting ease of install and ease of use, enabling our customers to generate revenue streams as quickly as possible whilst providing secure high speed internet access over our 5G NR Stand Alone wireless networking equipment.

• Manage and maintain Docker and Kubernetes for automating deployment, scaling, and management of applications.
• Leverage various cloud infrastructures (GCP and RedHat Openshift) to manage and enhance system performance and redundancy.
• Design, construct and manage CI/CD pipelines for our applications.
• Work closely with the development team to coordinate code releases and manage software development tools.
• Handle code deployments across our different environments.
• Implement automated database administration and monitoring services for SQL databases.
• Document and design various processes; update existing processes.
• Improve infrastructure development and application deployment.
• Administer, monitor, and troubleshoot Linux servers and use performance metrics to ensure system performance, reliability, and security. 

Other Features of Job (e.g. travelling, shift hours etc):

• Normal Office Hours
• Flexible hybrid working with Histon Office at least 2 days a week
• Occasional out of hours work may be required
• Flexible hybrid working
• International travel – occasional as required

• Lead the development and implementation of security architecture across all product lines, with a focus on embedded Linux systems, open-source components and cloud applications.
• Collaborate with development teams to design secure systems, identifying risks, threats, and vulnerabilities early in the development lifecycle.
• Define and implement security policies, standards, and best practices for wireless telecoms products.
• Work closely with customers and stakeholders to understand and implement specific security requirements, ensuring compliance with industry regulations and standards.
• Conduct security reviews and assessments, including threat modeling, risk analysis, and vulnerability assessments of hardware and software components.
• Provide guidance and oversight during development, testing, and deployment, ensuring all products meet internal and external security requirements.
• Stay up-to-date with emerging security technologies, trends, and threats to continuously improve the security of our products.
• Train and mentor engineering teams on secure coding practices and secure development methodologies.
• Lead incident response planning and execution, including security breaches and vulnerability disclosures.
• Collaborate with legal and compliance teams to ensure adherence to applicable security laws and regulations.
• Manage relationships with external security auditors and oversee penetration testing, and other third-party security assessments.

• Discretionary bonus
• Contributory pension
• Life Insurance
• Income protection
• 30 days annual leave

This is an exciting time for CBNG as they embark on the development of their Next Generation of Fixed Wireless Access products based on 5G air interface standard in the mmWave frequency bands. The VectaStar NR FWA products will provide “last mile” wireless internet access to rural and semi-urban locations across the world. Providing wireless internet access coverage up to 7km using a high power gNB (Access Point) and a range of CPE (Customer Premises Equipment), integrated with a Network Management System (NMS), the CBNG VectaStar NR provides gigabit throughput speeds enabling our private and enterprise network operator clients to provide a range of internet access services to their end customers. Our focus is on providing a complete turnkey solution supporting ease of install and ease of use, enabling our customers to generate revenue streams as quickly as possible whilst providing secure high speed internet access over our 5G NR Stand Alone wireless networking equipment.

Designing, writing and executing test cases and plans for our 5G NR FWA solutions including both cabled and over-the-air tests in a test network environment. 

Conducting comprehensive testing of 5G NR SA Fixed Wireless Access solutions in a lab-based environment as well as OTA in an outdoor environment.

Debugging issues in the system setup and operation, requiring an understanding of the technology and the ability to work independently and in a team, to bring up the system and resolve problems.

Contribute to the development of technical documentation and reports to communicate test results and recommendations.

Required:
•    Strong skills with C/C++, Python, or other programming languages.
•    Experience with test tools for measuring throughput, latency and other key network parameters
•    Expert knowledge of system test strategies for wireless products
•    Experience with data networks and their operation
•    A good understanding of 3GPP 4G/5G, network architecture, protocols, and standards.
•    Experience with test tools and software, including signal analysers, network simulators, and test automation.
•    Creativity and ability to independently formulate problems and solve them.
•    Excellent ability to prioritize tasks and adapt quickly to the very dynamic context of a startup
•    Knowledge of modern wireless communication tech stacks.

Desired:
•    Experience with agile development methodologies and SDLC
•    Experience with build tools and environments, Docker, Jira, Jenkins, Kubernetes.
•    Experience with the Git on GitHub or other version control systems.
•    Understanding of cloud infrastructure and databases and how this impacts product performance
•    Excellent working knowledge of the Linux operating system.
•    Knowledge of configuring carrier grade managed switches, gateways and routers.
•    Experience with SNMP, NETCONF, YANG network management protocols.
•    Knowledge of analogue and digital circuits as well as radio frequency principles is an asset.

• Discretionary bonus
• Contributory pension
• Life Insurance
• Income protection
• 30 days annual leave

The Graduate Embedded SW Engineer will be responsible for:

• Design, develop, and maintain embedded software for 5G Embedded SW solutions for FWA
• Optimize software performance for resource-constrained environments.
• Troubleshoot and debug software issues at both the system and application levels.
• Participate in code reviews and contribute to continuous improvement of software development processes.