Senior Quality Assurance Engineer (f/m/d)

Permanent employee, Full-time · Hamburg

About us

Committed to building the next generation of 100% software-based mobile networks, combining DevOps with telecommunications expertise, ng-voice is creating innovative mobile infrastructure solutions and making them accessible for operators and enterprises that want to deploy future-proof networks.

As a member of our QA team, you will play a crucial role in shaping the quality of our products. You'll work with industry-standard tools, build your own test setups, and enhance our automation framework. Ideally, you have experience with telco test equipment and a solid understanding of IMS, LTE networks, and related protocols.

To support our rapid growth, we are seeking a Senior Quality Assurance Engineer (m/f/d) to join our team in Hamburg. In this role, you will work with technologies such as 4G, LTE, Transport networking, TCP/UDP, VoIP, and Video/IP protocols across various cloud platforms (Docker/Kubernetes).

Tasks

What you’ll do:

System Testing: You will engage in our system testing activities, planning, performing, and executing tasks using a balanced approach of exploratory, pre-planned, and automated functional, non-functional, and load testing.
Test Methodology Development: You will play a key role in defining, implementing, and improving test methodologies to ensure comprehensive test coverage across all aspects of our product.
Manual and Automated Testing: You will conduct both manual and automated testing of our IMS, utilizing real handsets and creating automated test cases with simulation tools.
Problem Analysis and Debugging: You will analyze and debug issues across multiple complex solutions, ensuring the robustness and reliability of our systems.
Automated Test Execution: You will write and execute automated tests using our in-house framework and other necessary tools, such as SIPp, IxLoad, and Seagull.
Quality Assurance: You will be responsible for testing our product and providing the go-ahead for the release of new and existing features, supported by thorough regression testing.
Framework Development: You will assist in the development and debugging of our Python-based in-house testing framework, contributing to its continuous improvement.
Process Improvement: You will work to further enhance and adapt our testing processes, concepts, and solutions, driving quality and efficiency in our QA practices.

Requirements

Our Ideal New Colleague:

Software QA Experience: You have hands-on experience in Software Quality Assurance Engineering, proficient in both manual and automated testing.
Telecommunications Expertise: You bring experience in the telecommunications industry, specifically with signaling standards like SIP and Diameter.
Familiarity with Communication Protocols: Ideally, you are well-versed in communication protocols such as SIP and Diameter and have experience with cloud-native technologies like Kubernetes and Docker.
Industry-Specific Tools: You have experience with industry-specific test environments and tools like SIPp, Seagull, and API testing tools like Postman.
Test Automation Design: You are passionate about high-level test automation design and implementation, including load testing scenarios, end-to-end testing, and regression.
Test Environment Setup: You are skilled in setting up and configuring both hardware and software test environments.
Programming and Scripting: You have experience with programming and scripting, particularly in Python and Bash.

Nice to Have:

Agile/Scrum Experience: Working experience in an Agile/Scrum development environment.
Modern Testing Approaches: Familiarity with modern testing methodologies, such as context-driven testing, rapid software testing, and session-based testing.
Containerization Experience: Experience in developing and deploying software using containers, specifically Docker and Kubernetes.

Benefits

A little more about our culture and why you should join;

Work-Life-Balance is a priority: For the initial six months, in-office presence is required, after which we offer flexible working arrangements that suit your needs. We embrace a hybrid remote culture, allowing you the freedom to choose where and when you work.
We are committed to building a diverse team that represents a variety of backgrounds, perspectives, and skills in a traditionally not-very-diverse industry
We offer you the culture of a fast-growing startup with the maturity of an enterprise company
Employee share ownership
We are more interested in your experience and knowledge than formal degrees
Entrepreneurial culture and flat hierarchies
Virtual Shares Program - we are all part of the ng-voice journey together
A personal educational budget for courses, conferences, and external training
Team lunches, office events ( Friday Bar once per month), and plenty of fruit and beverages.

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About us

ng-voice is an equal opportunity employer. We believe demographic characteristics and diverse experiences that have nurtured unique viewpoints benefit our growth and performance and value each person and their different background as a whole.

Hope we caught your attention; we look forward to getting to know you!

DISCLAIMER

Even if you do not meet 100% of the requirements, however, you think this role will be a good match for you, please send in your application. We would love to be in touch!

Please be aware that we are currently not collaborating with agencies and any profile received will not be taken into consideration.

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We are looking forward to hearing from you!

Thank you for your interest in ng-voice. Please fill out the following short form. Should you have difficulties with the upload of your data, please send an email to jobs@ng-voice.com.