About H55
As the technological spin-off of Solar Impulse, the first electric airplane to fly around the world, the mission of H55 is to make aviation clean, safe, and affordable.
The company’s strengths and competencies lie in developing propulsion and energy storage solutions which are modular, lightweight, and certifiable.
Having integrated and flown 4 electric airplanes, the Swiss start‑up has been selected by Pratt & Whitney Canada to provide the battery pack for its regional hybrid‑electric flight demonstrator. This recent announcement is a further illustration of H55’s position as a major enabler in the electric commuter market.
At H55, you will work with a very forward‑looking team who are changing the paradigms of air transport. H55 is composed of highly experienced engineers, entrepreneurs and managers and is seeking like‑mind talented professionals who understand how to couple creativity and innovation with technical and business considerations.
About the role
In the frame of its product development (Energy Storage System), H55 is searching for a Senior Software Verification engineer. You will be responsible for leading the verification activities to meet the system & software development needs, safety and reliability objectives. It’s a senior role with strong leadership skills. You will report directly to the Software Team Leader and you will have technical responsibility for refinement and execution of verification process. The position will be based in the H55’s headquarters in Sion, Switzerland.
Responsibilities
* Lead an automated, scalable verification strategy, integrated with CI/CD pipelines and aligned with DO-178C objectives.
* Optimize test case development processes and executing reusable test procedures.
* Set up and manage test environments, tools, test benches for various level of testing from software unit tests up to system component testing.
* Perform various analysis, like requirements, verification and structural coverage analysis, WCET evaluations.
* Contribute to tool qualification and automatic generation of traceability, coverage, and verification results reports.
* Build and track real‑time metrics to monitor quality and progress.
* Actively participate in life‑cycle data reviews and project milestones review.
* Manage day‑to‑day activities with development and verification supplier.
Your profile
* 10+ years of experience in safety‑critical aerospace software verification, with a strong focus on DO-178C / DO-331 / DO-330.
* Proven expertise in software requirement‑based testing, experience in system verification processes is a plus.
* Hands‑on experience with target‑based verification environments, NI PXI platforms.
* Proficient in Python and C for embedded development.
* Experience integrating verification tasks into Jenkins CI/CD pipelines.
* Familiarity with Polyspace tool chain and workflows.
* Practical experience in SW/SW Integration testing with Rapita toolchain: RapiTest, RapiCover.
* Skilled in authoring and evolving software processes, plans and standards aligned with certification requirements and integration of these processes in modern ALM systems.
* Practical experience in participating in SOI3 audits is a plus.
* Strong taste for a start‑up environment.
* Excellent organizational skills with a focus on automated reporting and efficient documentation practices.
* Fluent in English; French is a plus.
What We Offer
* The opportunity to work on cutting‑edge electric aviation technology with real‑world impact.
* A collaborative, international, and purpose‑driven team.
* Opportunities to grow into technical or leadership roles.
* A flexible and supportive work environment.
* An exceptional work location in Sion, Valais, in the heart of the Swiss Alps.
You will have a direct impact on our products and on how we design and build them, working closely with cross‑functional teams in a fast‑evolving environment.
We are building a team where diverse perspectives are essential to solving complex engineering challenges and delivering safe, certifiable systems. If you’re excited about this role but don’t tick every box, we encourage you to apply.
At H55, you will work with a very forward‑looking team who are changing the paradigms of air transportation. H55 is composed of highly experienced engineers, entrepreneurs and managers and is seeking like‑mind talented professionals who understand how to couple creativity and innovation with technical and business considerations.
H55 is an equal opportunity employer and welcomes applications from all qualified individuals regardless of nationality, sex, disability, religion/belief, sexual orientation or age. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on competence, performance, and business needs.
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