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FLFlexa

Working Student / Internship - Energy Systems & IoT Integration(m/w/x)

München
from 18 - 21 / hour
Part-timeInternshipOn-site
Green Job

Exploring metering solutions for residential clean energy systems, assessing accuracy, protocols, and cost. Python/C++ programming and AC/DC circuit understanding required. MacBook/Windows laptop, ergonomic setup provided.

Requirements

  • Degree program in Electrical Engineering, Mechatronics, Computer Science, Physics, or related field
  • Solid understanding of AC/DC electrical circuits and measurement principles
  • Hands-on programming in Python and/or C/C++ (embedded/hardware-interfacing context)
  • Collaborative mindset with clear communication
  • Comfortable working across technical and non-technical stakeholders
  • Full business proficiency in English (C1 level)
  • Full business proficiency in German (C1 level)
  • Familiarity with energy metering communication protocols (Modbus RTU/TCP, SunSpec, SML)
  • Experience with single-board computers or microcontrollers (e.g. Raspberry Pi, ESP32)
  • Experience building data acquisition or IoT devices
  • Knowledge of residential energy hardware (solar inverters, wallboxes, home battery systems)
  • Knowledge of how residential energy hardware exposes measurement data
  • Experience sending data to cloud via MQTT, REST APIs, or similar
  • Basic familiarity with InfluxDB or Grafana for visualisation
  • Ability to take ownership of task end-to-end
  • Preference for clearly scoped tasks
  • Comfortable working at intersection of hardware, firmware, and cloud software

Tasks

  • Explore metering solutions for residential clean energy systems
  • Assess accuracy, protocol compatibility, form factor, and cost-effectiveness
  • Research metering concepts and devices for precise measurements
  • Evaluate options for AC and DC energy flow measurement
  • Design detailed electrical installation diagrams
  • Document full metering architecture
  • Coordinate physical installation with installers and stakeholders
  • Ensure correct placement and data quality
  • Design integration device for live measurements
  • Implement and deploy data aggregation and transmission
  • Analyze and visualize measurement results
  • Validate data quality and system behavior
  • Calculate system efficiencies
  • Identify offsets and inaccuracies in measurements

Education

  • Currently in higher education

Languages

  • EnglishBusiness Fluent
  • GermanBusiness Fluent

Tools & Technologies

  • Python
  • C/C++
  • Modbus RTU/TCP
  • SunSpec
  • SML
  • Raspberry Pi
  • ESP32
  • MQTT
  • REST APIs
  • InfluxDB
  • Grafana

Benefits

Healthcare & Fitness

  • Health & Sport Subsidy

Public Transport Subsidies

  • Public Transportation Subsidy

Additional Allowances

  • Digital meal vouchers

Modern Equipment

  • MacBook or Windows Laptop

Ergonomic Workplace

  • Ergonomic workplace setup

Team Events

  • Regular Team Events
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Flexa and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.

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