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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Test Engineer - **Company:** Stellar Telecommunications - **Location:** Bruges, France - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Agile Methodology, JIRA, Automation of Tests, Computer Networks, Continuous Integration, Debian Linux, Software Design Documents, Linux, DevOps, Django Web Framework, Linux on Embedded Systems, Firmware, Virtual Private Networks (VPN), Python (Programming Language), Networking Basics, Routing, Node.Js, Remote Access Technology, Selenium, Shell Script, Software Engineering, Software Requirements Analysis, Syslog, System Testing, TCP/IP, Web Platforms, Software Modules, Performance Testing, Gitlab, Openwrt, Gitlab-ci, Bug Reporting - **Published:** August 24, 2026 - **Apply:** https://fr.indeed.com/viewjob?jk=007100b9d4b7a3cd ## About the Role * 3+ years of hands-on experience in software or systems testing, ideally in embedded, networking, or telecommunications environments. * Strong understanding of networking fundamentals (TCP/IP, VPN, routing, NFTables and similar tools) and Linux systems (ideally, Debian), including ability to analyze and interpret system/network logs (e.g., dmesg, journalctl, syslog, daemon/service logs, tcpdump traces) to isolate root causes and diagnose failure modes. * Experience designing and maintaining automated test suites and frameworks, ideally in Python and Shell scripting. Comfortable working hands-on with physical hardware for field trials and hardware-in-the-loop testing. * Proven ability to write clear, actionable bug reports with reliable, step-by-step reproduction steps, root-cause details, logs, and system context. * Familiarity with CI/CD tooling (e.g. Jira, GitLab CI). * Experience writing formal test plans, results and documentation. This may include deliverables to customers. * Rigorous, methodical approach to documentation and reporting. * Professional proficiency in English (French a plus). Preferred Experience * Experience testing OpenWrt-based or embedded Linux devices. * Hands-on experience isolating network traffic or simulating multi-node environments on single-board targets using Linux network namespaces. * Familiarity with Django/Python-based web platforms, Robot Framework and Selenium or similar browser-automation tools * Experience with multipath networking and VPN technologies. * Experience in telecommunications, satellite, or mobility connectivity products. ## Description Reporting to the Director of Software Development, the System Test Engineer focuses on Quality Assurance (QA) within the Stellar team, ensuring our software modules and architecture meet the highest standards of performance, quality, security, and reliability. Working closely with the STEER EDGE & Gateway, STEER Management, and DevOps stakeholders, you will carry out integration, system-level and performance testing across telecommunications and mobility use cases, spanning embedded devices, on-premises platforms and remote environments. Unit and functional testing is handled by the development teams; this role validates the complete, assembled system., * Design and execute comprehensive test strategies to ensure the quality and correct behaviour of software and hardware modules. * Test STEER EDGE and STEER Gateway software on GLOBBLE hardware platforms, including multipath networking, VPN, and firmware update scenarios. * Validate STEER Management releases (Django/OpenWisp) at the system level across dev, QA, and production environments, in coordination with the DevOps and STEER Management teams. * Plan and execute field trials of GLOBBLE units across varied network conditions and deployment environments. * Implement and maintain automated testing frameworks to streamline the QA process. * Verify that test environments meet the resource and configuration specifications required for valid results before starting a validation campaign. * Structure and maintain automated test-reporting tooling (e.g. the existing GitLab-based Python reporting scripts), and help other team members adopt a repeatable test methodology. * Identify, document, and track software defects, collaborating with developers for swift resolution. * Conduct a full range of testing, including field trials, to validate software stability and performance across real-world deployment conditions. * Collaborate with cross-functional teams to define and uphold QA standards. * Review and provide feedback on software requirements, design documents, operational procedures to ensure testability and quality. * Produce formal test documentation and validation reports, either for internal purposes or to satisfy customers' project milestones. * Drive continuous improvement of QA processes, incorporating Agile and DevOps best practices. ## Related Videos - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [Why I Love End-2-End Tests and How To Get Them Right](https://www.wearedevelopers.com/videos/996-why-i-love-end-2-end-tests-and-how-to-get-them-right) - [Are Code Reviews Worth It? Insights from 16 Years of Review Data](https://www.wearedevelopers.com/videos/1135-are-code-reviews-worth-it-insights-from-16-years-of-review-data) - [Enabling automated 1-click customer deployments with built-in quality and security](https://www.wearedevelopers.com/videos/83-enabling-automated-1-click-customer-deployments-with-built-in-quality-and-security) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)