Senior DevOps Engineer

Digitization and energy transition in one sentence? Yes, with Green Fusion!

With our software for optimized control of heating systems in the housing industry, we are counteracting climate change. By digitizing and automating control processes, we can not only reduce emissions but also energy consumption and thus actively drive the energy transition.

As a Senior DevOps Engineer, you will play a key role in setting up a scalable and secure infrastructure for recording and processing measurement data series.

• You design and maintain scalable cloud infrastructure in close collaboration with the Head of Engineering.


• You are responsible for automating deployment and operational processes to ensure efficiency and consistency.


• You will provide tooling and guidance to departments building on top of cloud infrastructure and processes.


• You enhance system security and reliability to support seamless operations.

• 5 years of experience in DevOps or a related role such as SRE.


• Strong knowledge of Linux systems and administration.


• Expertise in AWS services and cloud architecture.


• Proficiency with monitoring and logging tools, such as Prometheus, Loki and Grafana.


• Solid understanding of networking concepts, particularly in cloud infrastructure (e.g., VPCs, security groups, load balancers).


• Proficiency with SSH for secure remote access and management.


• Ability to automate tasks and processes.


• Hands-on experience with Docker and containerization.


• Experience with Ansible for automation.

In Addition,

• You are able to plan structurally, approaching improvements in a stepwise manner.


• You are highly communicative and team-oriented, fostering collaboration across teams.


• You are also capable of working independently, taking initiative to drive solutions forward.

🏠 Flexible working models with options for home office and up to 2 months of remote work.
💡 Diverse learning opportunities – whether through exciting challenges on the job, our open feedback culture, or supported training programs – there are always ways to grow and develop.
💼 Employee perks like Urban Sports Club or Become1.
🌱 Direct impact through your work – actively contribute to the energy transition and fight climate change every single day.
💚 We value our team – that’s why regular team events are a big priority for us.
🙌 The best team Berlin has to offer – and maybe even beyond. Don’t believe it? See for yourself and apply now!

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While we are still considered pioneers today, with your help, we’ll soon dominate the market! First in the DACH region, then all across Europe.

You’ll join a motivated, open, and dynamic environment, driven by passion and ambition to actively shape the energy transition – because we can only succeed together!

We look forward to receiving your application – Fernanda will be in touch with you!