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Tech Stack
Tools & technologiesCloudIoTTCP/IP
About the role
Key responsibilities & impact- Planning, execution and evaluation of end-to-end (E2E) and system tests for battery systems (e.g., home energy storage)
- Validation of the interaction of all subsystems such as the battery, BMS, inverter, HMI and cloud connectivity
- Testing customer interfaces such as the end-customer app, commissioning app, service tool and local user interfaces (HMI)
- Performing use-case-based tests across the entire product lifecycle (installation, commissioning, operation, service)
- Analysis, documentation and tracking of system faults and close coordination with the respective development teams
- Ensuring system stability and performance under various operating and environmental conditions
- Building and further developing system test environments and supporting HiL/SiL approaches
Requirements
What you’ll need- Degree in engineering (e.g., Electrical Engineering, Computer Science, Mechatronics) or comparable qualification
- Experience in E2E or system testing of complex, interconnected systems (e.g., energy systems, automotive, IoT products)
- Understanding of the interaction between hardware, software and cloud systems
- Ideally experience with battery systems, inverters or comparable energy systems, as well as communication protocols and interfaces (e.g., CAN, Ethernet, TCP/IP, Wi-Fi)
- Structured, analytical and independent way of working
- Strong teamwork and communication skills in an interdisciplinary environment
- Fluent German and English, both written and spoken
Benefits
Comp & perks- Exciting area of responsibility: Opportunity to contribute to sustainable innovations in the energy transition
- Work environment: Permanent employment in a successful family-owned company where new technologies meet a modern workplace culture
- Professional growth: Our Viessmann Academy and external partners offer numerous technical and personal development opportunities
- Health: We promote wellbeing with our health program for employees and their families
- Retirement provision: Plan for the future and benefit from our company pension scheme
- Attractive mobility offers through partnerships (e.g., JobBike), which are good for the environment and your wallet
- Vacation: At Viessmann Climate Solutions you receive 30 days of paid vacation per year
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
E2E testingsystem testinguse-case-based testingsystem fault analysissystem stabilityperformance testingHiL testingSiL testingcommunication protocolsinterfaces
Soft Skills
structured workinganalytical skillsindependent workingteamworkcommunication skills
Certifications
degree in engineeringElectrical EngineeringComputer ScienceMechatronics