Senior Engineer - Transmission & Distribution (Secondary)

Location: Madrid, MD, es

Company Description

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Job Description

AECOM Enterprise Capabilities is seeking a Senior Engineer - Transmission & Distribution (Secondary) to be responsible for the design and delivery of secondary engineering systems for High Voltage Substations, including protection, control, automation, and communication systems. The role is primarily focused on producing high-quality engineering deliverables across all project phases (FEED, Detailed Design, Construction, and Commissioning support), ensuring technical compliance, constructability, and reliable operation of the substation.

• Prepare and deliver secondary design documentation for HV Substations
• Develop protection and control philosophies and contribute to Basis of Design documentation.
• Perform engineering design of AC/DC auxiliary systems, control circuits, interlocking, and automation interfaces.
• Support relay configuration and protection scheme design (distance, differential, overcurrent, busbar, transformer protection, etc.).
• Ensure designs are practical, buildable, and aligned with project scope, schedule, and budget.
• Work closely with the Project Engineer and/or Project Manager to support engineering planning, deliverables tracking, and technical coordination.
• Coordinate with primary, civil, and SCADA/telecom disciplines to ensure integrated and clash-free design.
• Provide limited technical guidance to junior engineers when needed, without formal mentorship responsibility.

Qualifications

• Electrical Engineer + 4 years or demonstrated equivalency of experience and/or education
• Proven experience in Secondary Systems Engineering mainly for HV/EHV Substations.
• Proven experience delivering secondary design packages for EPC / Design-Build substation projects.
• Exposure to International standards (IEC, IEEE, ANSI, Australian Standards and Middle East region codes and standards) is preferred.
• Strong knowledge of: Protection & control systems, substation secondary circuits and interlocking, AC/DC auxiliary systems, Relay protection schemes and logic.
• Experience in producing complete secondary deliverables independently.
• Ability to coordinate across multiple engineering disciplines.
• English language is mandatory (Oral and written).