Freelance Automation Engineer – Biogas & Oil/Gas Plants (TIA Portal / WAGO / CoDeSys) Location: Bremen, Germany (Hybrid)
Start Date: ASAP
Duration: Minimum 12 months
Languages: Fluent German required, English advantageous
Contract Type: Freelance / Independent Contractor
Are you a hands-on Automation Engineer with a passion for process industries and fieldwork? Our client in the biogas and oil/gas sector is seeking a freelancer with solid experience in automation and commissioning for process plants across Europe. You’ll be working remotely with regular travel to project sites to bring automation solutions to life — from concept to commissioning.
Key Responsibilities:
Commissioning and automation design for biogas and oil & gas plants
PLC programming and engineering using Siemens TIA Portal, WAGO, and CoDeSys
Development and modification of control logic and automation concepts
Integration of fieldbus protocols (e.g., Profibus, Modbus, Ethernet/IP) and motor/drive systems
Wiring of control panels and on-site component checks — this is a hands-on role!
Conducting technical acceptance tests, diagnostics, and system optimization
Producing clear technical documentation, test protocols, and final reports
Your Profile:
Degree in Electrical Engineering, Automation Technology, or equivalent technical training
Proven project experience in the biogas or oil & gas industry
Strong command of TIA Portal, and/or WAGO I/O systems and CoDeSys environments
Comfortable with on-site work, including commissioning and troubleshooting
Willingness to travel approximately 16–17 weeks per year, mostly within Europe
Fluent German is essential; English proficiency for documentation and international communication is a plus
Requirements:
Freelance status with a valid VAT ID / tax number
Work permit for Germany or EU residence (mandatory)
Ability to travel within the EU for commissioning