SCADA & Substation Automation Engineer

SCADA & Substation Automation Engineer (HV Substations)

Location: Lisbon or Porto, Portugal (Office-based)
Hybrid Working: 1 day per week from home
Sector: High Voltage Substations | Data Centre Infrastructure | EPC

About the Role

We are looking for a SCADA & Substation Automation Engineer to join a growing engineering team delivering HV/MV substation projects for some of Europe's largest hyperscale data centre developments.

This is a design engineering role, where you will be responsible for the design, configuration and integration of SCADA and substation automation systems across greenfield and brownfield HV/MV substations. You'll work alongside protection, primary and secondary design engineers to deliver complete EPC solutions from concept through to commissioning support.

With a strong pipeline of secured projects across Europe, this is an excellent opportunity to join a business investing heavily in its engineering team, offering long-term career progression and the chance to work on technically challenging projects.

Key Responsibilities

• Design SCADA and Substation Automation Systems for HV/MV substations.
• Produce SCADA architecture, communication network layouts and system design documentation.
• Configure and integrate RTUs, HMIs, gateways and communication equipment.
• Develop communication interfaces using IEC 61850, IEC 60870-5-104, DNP3, Modbus and other industry protocols.
• Prepare functional design specifications, signal lists and I/O databases.
• Coordinate with Protection & Control, Primary Design and Commissioning teams throughout the project lifecycle.
• Support FAT and SAT activities alongside commissioning engineers.
• Ensure designs comply with customer specifications, utility standards and international regulations.
• Review technical documentation and support continuous improvement across engineering processes.
• Provide technical support during project execution and commissioning where required.

Requirements

• Degree in Electrical Engineering, Automation Engineering or a related discipline.
• Experience designing SCADA or Substation Automation Systems within HV/MV substations.
• Knowledge of IEC 61850 and substation communication architectures.
• Experience with industrial communication protocols such as:

IEC 60870-5-104

DNP3

Modbus

OPC (desirable)

• Experience working with RTUs, PLCs, HMIs and substation communication networks.
• Understanding of Protection & Control systems within substations.
• Ability to interpret electrical drawings and protection schematics.
• Strong written and spoken English.
• Experience working on EPC projects is advantageous.
• Knowledge of data centre or utility infrastructure projects is beneficial.

What's on Offer

• Office location in Lisbon or Porto (whichever is most convenient).
• Hybrid working with 1 day per week from home.
• Work on major HV/MV substation projects powering hyperscale data centres across Europe.
• Long-term pipeline of secured projects.
• Clear career progression with opportunities to grow into Senior Engineer, Technical Lead or Engineering Management positions.
• Collaborative engineering environment with exposure to large-scale international projects.
• Competitive salary and benefits package.

Why Join?

This is an opportunity to become part of a rapidly growing engineering team delivering some of Europe's most exciting HV infrastructure projects, with genuine long-term career development and the chance to work on cutting-edge substation automation technologies.