Lead Cooling Controls Engineer (m/f/d)

Location: Berlin

Job Description Summary

As a Lead Cooling Controls Engineer (m/f/d) you will report to the Valve Cooling Team Leader within the HVDC Valves Engineering Department. The successful candidate will be part of a highly motivated, dynamic and rapidly growing team of engineers working on the development of cooling systems for power electronics applications for HVDC converters and the forthcoming HVDC Grid.

This Cooling Engineering role covers the electrical, instrumentation, and controls design of the pure-water cooling systems for HVDC converter valves.

The role gives an excellent opportunity for a motivated candidate to innovate, expand their design skills and personal development within an internationally recognized expert in this exciting field.

Responsibilities

• Lead the engineering and design of pure-water cooling control systems for HVDC applications, ensuring compliance with project specifications and performance requirements
• Define technical specifications and support RFQ preparation
• Evaluate supplier proposals and ensure compliance with requirements
• Coordinate with cross-functional internal engineering teams, suppliers, and customers
• Prepare and review P&IDs, flow diagrams, and key equipment documentation
• Review and validate PLC logic, Single Line Diagrams, Electrical Loads, Signals Lists, Components Lists and Circuit Diagrams.
• Perform equipment sizing, calculations, specifications, and technical validation
• Lead technical risk and availability assessments (DFMEA, HAZOP, RAM)
• Supervise and witness FAT, SAT, testing, and commissioning activities, including communication testing between cooling control system and external systems
• Troubleshoot and resolve critical technical issues under tight deadlines, ensuring uninterrupted system performance
• Contribute to product innovation and continuous improvement of the processes
• Conduct deep technical reviews of technologies in collaboration with engineering experts
• Work closely with sourcing and procurement on cooling system supplier selection
• Undertake occasional international travels for test supervision, supplier visits, and internal meetings

Requirements

• Master’s Degree in Automation, Controls, Electrical Engineering, or a related field
• Strong knowledge of controls systems, PLC-based automation, instrumentation, electrical power systems and power electronics
• Basic knowledge of power electronics cooling, heat transfer, hydraulics
• Proven experience in the design, integration of cooling control systems and associated automation solutions.
• Ability to prepare and read P&IDs, electrical schematics, SLD and other engineering drawings
• Experience with LV Electrical systems, PLC control logic, system integration, industrial communication protocols and troubleshooting
• Knowledge of industrial communication protocols such as Modbus TCP/IP and IEC 61850
• Experience writing technical specifications, design reports, and test procedures
• Familiarity with simulation tools (e.g., Matlab/Simulink, TIA Portal, IEDscout)
• Proficiency with Microsoft Office package (Word, Excel, PowerPoint)
• Experience with engineering standards (ISO, IEC) and EHS standards
• Strong problem-solving skills and analytical mindset
• Ability to work effectively in cross-functional, multicultural, and global teams with strong written and verbal English communication skills

Desired Skills

• Knowledge of pure water cooling of high-power and high-voltage design, HVDC converter stations
• Experience with liquid cooling systems (ideally in power electronics), instrumentations and system integration
• Prior experience with systems commissioning
• Experience with PLC, RTU programming, simulation and testing for platforms (Siemens, Rockwell)
• Mechanical Engineering basics
• Prior experience of supplier chain integration

Experience with customers interaction, discussion, negotiation

Understanding of intellectual property and patent processes

What we offer

A key role in a dynamic, international working environment with a large degree of flexibility of work agreements

Competitive compensation, benefits, and great development opportunities.