Principal Protection and Control Design Engineer

We invite you to join a team of talented engineers and shape the future of energy infrastructure. As a Principal Protection and Control Design Engineer, you will spearhead design activity, hold responsibility for developing protection and control system designs, and ensure compliance with client specifications and international standards.

Key responsibilities include:

• Preparing Protection & Control engineering designs for HV/EHV substations (11kV–400kV or above)
• Providing expert-level input to develop and oversee Protection Single Line Diagrams (SLDs), AC/DC Schematics, Wiring Diagrams, Terminal Plans, Cable Schedules, and Interconnection Diagrams
• Designing Protection Relay Panels, Control Panels, Annunciation Panels, Metering Panels, and RTU/SCADA interfaces
• Preparing Protection Relay Settings philosophy and coordinating with system studies where applicable
• Performing protection coordination and reviewing relay configurations
• Preparing engineering calculations, cable sizing, voltage drop calculations, and battery sizing (where applicable)
• Coordinating with Civil, Primary, Telecom, and SCADA engineering teams
• Reviewing vendor drawings and ensuring compliance with project specifications
• Undertaking client and stakeholder engagement, providing technical assurance, strategic direction, and value-engineered solutions on high-profile infrastructure programmes
• Supporting FAT, SAT, commissioning, and technical issue resolution
• Driving project execution, managing technical risks, interfaces, and quality reviews while supporting procurement, construction, and commissioning phases
• Ensuring designs comply with IEC, IEEE, National Grid, and client-specific standards
• Championing mentorship, knowledge-sharing, and technical development within the wider team, supporting capability growth in cable systems engineering
• Supporting business development activities, including proposals, bid reviews, and client presentations

We offer a range of core and personalised benefits, including career development opportunities, a flexible hybrid working model, technical practice networks, AECOM University, and volunteering days.