Jörg Haas
Graduate Engineer
Experience
Bundespolizei
- Conducted system tests on newly deployed border control units in a safety-critical airport infrastructure
- Testing a distributed system with high network load Technologies: Python 3, MS Excel, Jira, Kubernetes configurations, MQTT
Semiconductor manufacturer
- Operating a complex measurement system with manipulator and prober
- Automated and manual evaluation, documentation, and presentation of measurement results Technologies: Keithley measurement computer, Süss prober, Python 3, Jupyter Notebooks, MS Excel, Jira
Medical technology OEM
- Designing and implementing a Python-based test framework for validation tests of a defibrillator energy module
- Setting up an HIL system including network integration for remote tests
- Defining and maintaining test cases in Polarion (classic and pytest-BDD)
- Creating interactive documentation Technologies: Python 3 (PyCharm, pytest, pyVISA), BDD, Gherkin, Robot Framework, Polarion, Git, SVN
Software OEM
- Administering and customizing a database-heavy PLM system
- Analyzing existing functionalities and implementing new modules Technologies: Python 2.7, SQL
Medical technology
- Automating integration and system tests of a control component
- Conducting software integration tests Technologies: Python 3, Ethernet/CAN communication, QNX 6, SVN, DOORS, Jira, Jenkins
Siemens AG Healthcare Sector
- Planning, execution and documentation of long-term and lifetime tests for safety-critical components (e.g., cable tests on linear accelerators)
- Development and setup of machine controls for test stands (Siemens LOGO!)
- Root cause analyses and quality improvement measures on imaging systems for radiation therapy
- Development of a second, independent shutdown path for drive units according to safety requirements
- Integration of test results and documentation into the client's process and quality landscape
- Overall responsibility for system design and implementation of a custom cable testing device
- Hardware design (circuit and PCB) as well as software development (drivers, test routines, GUI) for the cable testing device
- Validation, documentation, and handover into production and quality processes
- Technologies: electronics lab, measurement technology, LOGO! Soft Comfort, LTspice, proprietary hardware (complex PCBs), MS Office, SAP, Eagle 5.x, Python 2.6, wxPython 2.8
Automotive supplier
- Development of an automated calibration and test system for pressure sensors
- Implementation of communication with measuring devices, oven, and pressure controllers
- Conducting test series for validation
- Technologies: Python, AVR (Atmega32), OWI, series measurement technology, Linux
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Healthcare (4.5 years), Manufacturing (3 years), Government and Administration (1 year), Information Technology (1 year), and Automotive (0.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Quality Assurance (6 years), Product Development (4.5 years), Production (2.5 years), and Information Technology (1 year).
Summary
Graduate engineer in automation technology with many years of freelance experience in test automation, system and integration testing as well as in development of embedded and hardware-near software systems. Focus on medical technology and safety-critical systems. Very hands-on, sound knowledge in Python-based test automation, HIL setups and regulated development processes (V-model, MISRA, Polarion, DOORS).
Skills
Main Focus Areas:
Test Automation Of Hardware And Software Tests With Python
Development Of Test Equipment And Test Frameworks
Software Development For Embedded Systems (C) As Well As Windows/linux (Python)
Hardware And Pcb Design (Eagle)
3d Cad / Mechanical Design
Technical Skills – Operating Systems:
Linux (Mostly Debian-based)
Windows 10
Technical Skills – Programming Languages:
Python, Micropython
Ansi C (Gcc, Ctc Compiler)
Assembly (8- And 16-bit Controllers)
Turbo Pascal, Delphi
Forth (Ansi And Fig Standard)
Technical Skills – Hardware / Processors:
Atmel Avr, Microchip Pic, Z80
Infineon Sab C166/c167
Nxp
Tricore Tc17xx
Stm32
Technical Skills – Electronics & Mechanics:
Digital And Analog Electronics (Circuit Development, Commissioning, Small Series, Lab Prototypes)
3d Cad / Mechanical Design
Electrical Engineering, Pneumatics, Hydraulics
Technical Skills – Networks, Interfaces, Bus Systems:
Rs232, Rs485
Bluetooth
I2c, Spi
Modbus
Qi Wireless Charging
K-bus (Cas)
Ethernet, Ssh
Can, Canopen
One-wire Interface (Owi, Zac-wire)
Tools, Standards, Methods:
Control Engineering Including Simulation
Software V-model, Misra
Eagle 5.x / 9
Onshape, Sketchup (3d Design)
Version Control: Git, Svn
Jenkins, Doors, Jira, Polarion
Ms Office
Ltspice (Circuit Simulation)
Industries (Extensive Experience In):
Medical Technology
Automotive
Aviation
Industrial
Languages
Education
Technical University Chemnitz-Zwickau
Graduate Engineer, Electrical Engineering · Electrical Engineering · Chemnitz, Germany
Profile
Frequently asked questions
Do you have questions? Here you can find further information.
Where is Jörg based?
What languages does Jörg speak?
How many years of experience does Jörg have?
What companies has Jörg worked for in recent years?
Which industries is Jörg most experienced in?
Which business areas is Jörg most experienced in?
Which industries has Jörg worked in recently?
Which business areas has Jörg worked in recently?
What is Jörg's education?
What is the availability of Jörg?
What is the rate of Jörg?
How to hire Jörg?
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
Similar Freelancers
Discover other experts with similar qualifications and experience
Experts recently working on similar projects
Freelancers with hands-on experience in comparable project as a
Nearby freelancers
Professionals working in or nearby Chemnitz, Germany
