Recommended expert

Siegfried Kamlah

Embedded software development for crane control

Siegfried Kamlah
Braunschweig, Germany

Experience

Jan 2023 - Dec 2025
3 years

Embedded software development for a crane control system

Freelancer

  • Developing firmware in C based on FreeRTOS
  • Writing unit tests in C++
  • Writing test programs in Python
  • Creating documentation
Jan 2022 - Dec 2023
2 years

Development of an HIL test bench for fully automatic coffee machines

Freelancer

  • Creating a concept for the HIL test bench
  • Creating schematics
  • Creating layouts
  • Preparing manufacturing documents
  • Developing firmware for the PSoC5 microcontroller in the HIL test bench
  • Writing test programs on the test PC
  • Creating documentation
Jan 2021 - Dec 2021
1 year
Braunschweig, Germany

Schematic design and assembly for part of the wiring harness of an MTO Sport autogyro

Freelancer

  • Designing schematics for the radios
  • Assembling the wiring harness
  • Installing it into an autogyro
Jan 2020 - Dec 2022
3 years

Further development of an HIL test bench for refrigeration units

Freelancer

  • Creating schematics
  • Creating layouts
  • Preparing manufacturing documents for the PCBs
  • Developing firmware for the microcontroller in the HIL test bench
  • Writing driver programs on the test PC
  • Creating documentation
Jan 2020 - Dec 2020
1 year
Braunschweig, Germany

PCB layout design for control boards of commercial kitchen equipment

Freelancer

  • Selecting components according to specifications
  • Creating schematics
  • Creating layouts for multilayer PCBs
  • Preparing manufacturing documents
  • Testing prototypes
  • Creating documentation
Jan 2018 - Dec 2020
3 years
Braunschweig, Germany

Development of avionics software for a drone

Freelancer

  • Create all documents for software development according to DO-178C requirements
  • Set up software development processes according to DO-178C requirements
  • Translate requirements into the avionics software
  • Implement the avionics software using the ANSYS SCADE development environment
Jan 2016 - Dec 2018
3 years
Hanover, Germany

Development of a glass cockpit with head-up display for ultralight aircraft

Freelancer

  • Select required components
  • Create schematics
  • Design layouts
  • Prepare manufacturing documents
  • Test prototypes
  • Install in an autogyro
  • Develop the software architecture following DO-178
Jan 2016 - Dec 2017
2 years

Design of a radio repeater for home automation

Freelancer

  • Develop a concept
  • Write firmware
  • Prepare documentation
Jan 2016 - Dec 2017
2 years

Porting firmware for home automation components

Freelancer

  • Port firmware from a Microchip controller to an STM32
  • Develop a bootloader
  • Develop the firmware
  • Prepare documentation
Jan 2015 - Dec 2015
1 year

Development of parts of firmware for an inductive electric kettle

Freelancer

  • Write control software
  • Develop firmware for the capacitive user interface
  • Prepare documentation

Summary

Self-employed electrical engineer with over 35 years of experience in embedded systems development, digital hardware, and microcontroller programming. Industry focus: industrial automation, automotive engineering, IoT, and aviation. Strong sense of responsibility, quick ramp-up, and timely project delivery.

Skills

  • Hardware: Circuit Design And Pcb Layout With Kicad And Altium, Emc-compliant Design
  • Microcontrollers: Stm32, Raspberry Pico, Arm Cortex
  • Software: Embedded C/c++, Freertos, Zephyr, Python, Linux, Git, Jenkins
  • Interfaces: Spi, I2c, Uart, Can, Usb, Ethernet
  • Industries: Aviation, Industrial Automation, Automotive

Languages

German
Native
English
Advanced

Education

Oct 1985 - Mar 1991

Technical University of Braunschweig

Diploma in Electrical Engineering · Electrical Engineering · Braunschweig, Germany · good

Aug 1982 - Jul 1984

Rodenberg

Radio and Television Technician · Wolfsburg, Germany

Certifications & licenses

Introduction to Zephyr OS

Expert C Techniques To Master Baremetal Programming

SOLID Principles For Embedded Design

RTOS Best Practices Workshop

Ultralight aircraft license (Luftsportgeräte pilot license)

Introduction to DO-178C

Intensive seminar in project management

Design of Experiments (DOE) - Techniques by Taguchi and Shannon

CAN bus in vehicles

Mechatronics in automotive

CAN seminar

PSpice basic course

Software-supported FMEA with IQ-FMEA

Unix: system administration and network integration

Driver's license classes A, B, BE, C1, C1E, CE

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