FI

IoT Platform Engineer - Energy Systems (f/m/d)

FION Energy GmbH

Location TBD On-siteProfessional / experienced56 years ago
Salary
€70,000 - €100,000
Experience
Mid
Job Type
Professional / experienced
Posted
56 years ago
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About This RoleAI processing…

Tasks FION Energy develops software for the dimensioning, intelligent control, and monitoring of industrial energy storage and PV systems. Our AI-driven platform optimizes battery operations across peak shaving, self-consumption optimization, spot market trading, and flexibility marketing, cutting electricity costs with payback periods of 2-4 years. We're a Berlin-based team with paying customers and batteries already running in the field. Our mission is to build a truly end-to-end platform - from ML and optimization, through data streaming and control, to the edge device sitting at the custom

Key ResponsibilitiesTypical for this role

  • 1
    Drive day-to-day execution of the work outlined in this role
  • 2
    Collaborate with cross-functional partners to deliver outcomes
  • 3
    Communicate progress, blockers, and decisions clearly
  • 4
    Continuously improve how the team operates

Requirements

  • 5+ years of professional software engineering experience
  • Hands-on experience deploying and managing IoT or edge devices in production
  • You've dealt with the reality of physical hardware in the field
  • Strong Linux skills (our edge devices run on it)
  • Experience with at least one device integration over industrial protocols (Modbus, MQTT, OPC-UA, or similar)
  • An ownership mindset- you want to shape the platform, not just implement tickets
  • Energy domain knowledge - you understand power, energy, phases, and how the grid works
  • Experience with fleet management - OTA updates, device monitoring, remote debugging across many sites
  • Familiarity with embedded Linux (Yocto, Buildroot, or similar) and containerized edge deployments
  • Experience evaluating and selecting industrial edge hardware
  • Experience with cloud IoT platforms (AWS IoT, Azure IoT Hub, or similar)
  • Go, Rust, or Java in an IoT/systems context
  • German language skills (our customers and partners are German)

Perks & Benefits

70,000 - 100,000 EUR annual gross salary (depending on experience)
VSOP (virtual shares) - you participate in the company's success
Berlin hybrid (remote from within Germany, possible for the right person)
Your CV or LinkedIn profile
A few sentences on why this role interests you
Optionally: a link to a project, repo, or writeup that shows how you think about technical problems

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