Technical Support Engineer for Energy Systems

What you will be doing:

• Perform preventive and corrective maintenance of SCADA systems


• Diagnosose and resolve communication failures including RTUs and PLCs


• Implement modifications to Scada screens and supervision logic


• Configure new field equipment and integrate it into existing systems


• Provide technical support to end customers, working closely with field and engineering teams


• Analyze network and protocol traffic using tools like Wireshark


• Configure and troubleshoot gateways and protocol converters


• Work with Industrial communication protocols such as OPC, IEC, DNP3 and Modbus


• Operate in critical environments, ensuring system reliability and continuity. 

What you will need to be successful

• Degree Electrical Engineering, Automation, Telecommunications, or a

• Technical/professional course with a strong focus on industrial automation/control.  

Technical Skills & Knowledge:

Scada Systems operation and maintenance 

• Industrial communication protocols (valued):


• OPC DA / OPC UA


• IEC 60870-5-104/101


• DNP3


• Modbus (RTU/TCP)

Ability to:

• Analyze traffic (Wireshark)


• Resolve communication failures


• Configure gateways / protocol converters

Networks & Systems

• TCP/IP, VLANs, basic routing


• Windows Server (services, permissions, firewall)


• Virtualization (VMware / Hyper-V is a plus)

Valued (but not mandatory)

• Experience in energy, water, or industry sectors


• Experience with RTUs


• Programming (Python, scripts, etc.)


• Experience with remote control / telecontrol systems

We are looking for someone who is:

• Analytical and solution-oriented


• Autonomous in technical diagnostics


• Comfortable working in critical, high-responsibility environments


• Strong communicator, able to collaborate with clients, field teams, and engineering teams


• Methodical, organised and detail-oriented. 

Work arrangement:

• Hybrid setup: Remote work 2 days per week


• On-site presence at the client’s facilities in Maia.

What we'll hook you up with:

• Opportunity to join a reference business group with a strong international presence;


• Training programs through the internal training academy and partner entities;


• Possibility to work in a hybrid regime.