AECOM is a premier global infrastructure consulting firm that provides professional services throughout the project lifecycle, including planning, design, engineering, and construction management. As a Fortune 500 company with a massive global footprint, it operates across diverse sectors such as transportation, buildings, water, energy, and the environment, delivering some of the world's most complex infrastructure projects. In Spain, AECOM maintains a strong presence primarily through its Madrid hub, which serves as a center for both local and international engineering excellence. The company is a major employer for international professionals, offering roles that often require bilingual proficiency and involve collaboration on large-scale global projects, particularly in high-growth areas like data centers, renewable energy, and civil infrastructure.

AECOM was formed in 1990 through the merger of five entities and has since grown into a global leader through strategic acquisitions of firms like URS Corporation and Tishman Construction.

Senior Engineer - Transmission & Distribution (Secondary)

AECOM

Requirements

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).

Benefits

Additional Information

Original Advert

Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world's most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

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.