# Software Test Engineer at Kreiosspace

> Spain · Unspecified · QA / Test · open. Source: https://alderhq.app/jobs/personio%3Akreiosspace%3A2801576 (read 2026-11-09).

## Facts (observed)

- Company: [Kreiosspace](https://alderhq.app/companies/kreiosspace)
- Location text: Nigrán, Spain
- Where it can be done from (inferred): Spain (evidence: "Location: Nigrán, Spain")
- Posted: 2026-09-17 (53 days ago)
- First seen by alder: 2026-11-04 · last verified: 2026-11-08
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://kreiosspace.jobs.personio.de/job/2801576
- Skills listed (inferred): Python

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (Spain, n 6): p25 €50k, median €52k, p75 €53k

## Description (the employer's text)

### Your mission

### Key Responsibilities

- Design, develop, and maintain verification and validation plans for embedded software running on FreeRTOS-based platforms.
- Create and execute unit, integration, and system-level test cases.
- Develop and maintain automated test frameworks and integrate them into CI/CD pipelines.
- Verify real-time performance, including task scheduling, interrupt latency, deadlines, memory usage, and synchronization mechanisms.
- Execute test campaigns on target hardware, engineering models, and simulation environments.
- Analyze software failures, perform root cause investigations, and collaborate with developers to resolve issues.
- Measure and report test coverage, requirements traceability, and software quality metrics.
- Conduct robustness and fault-injection testing, including communication failures, memory corruption scenarios, watchdog behavior, and recovery procedures.
- Support compliance with applicable aerospace software engineering and quality standards.
- Contribute to continuous improvement of testing processes, automation tools, and verification methodologies.
### Your profile

- Bachelor's or Master's degree in Computer Engineering, Electronics Engineering, Telecommunications Engineering, Aerospace Engineering, or a related discipline.
- 2–5 years of experience in embedded software development or software testing.
- Hands-on experience with FreeRTOS or another Real-Time Operating System (RTOS).
- Strong programming skills in C and ability to analyze complex embedded software codebases.
- Experience using Python for test automation and tooling development.
- Practical experience with hardware debugging and laboratory instrumentation, including JTAG/SWD, logic analyzers, oscilloscopes, and serial interfaces.
- Experience with Git and CI/CD environments such as GitLab CI, Jenkins, or similar.
- Knowledge of embedded communication protocols including SpaceWire, CAN, I2C, SPI, and UART.
- Professional working proficiency in English.
- Previous experience in flight software, spacecraft systems, propulsion systems, or safety-critical environments.
- Familiarity with ECSS, DO-178C, IEC 61508, or comparable standards.
- Knowledge of static analysis tools and coding standards such as MISRA C, Polyspace, LDRA, cppcheck, or VectorCAST.
- Experience with ARM Cortex-M architectures, memory maps, and Memory Protection Units (MPU).
- Experience with platform emulation, simulation, Hardware-in-the-Loop (HIL), or Software-in-the-Loop (SIL) environments.
- Familiarity with requirements and traceability tools such as DOORS, Polarion, or Jama.
- Previous experience in the space, aerospace, or defense sectors.
### Why us?

- The opportunity to contribute directly to cutting-edge space technologies and real missions.
- A highly technical and collaborative environment where engineers have a direct impact on product and architecture decisions.
- Access to hardware, testing facilities, and end-to-end system development activities.
- Professional growth within a fast-growing New Space company.
- Specialized training in aerospace standards, verification methodologies, and advanced engineering tools.
- The chance to help shape the future of space transportation and in-orbit operations.

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/personio%3Akreiosspace%3A2801576 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.