Job Description

AECOM's Building Services Engineering team is expanding and we are looking to hire a Senior Electrical Design Engineer with strong Data Center experience to support the design and delivery of mission-critical facilities for different clients.

In this role, you will play a key part in the design and development of resilient, high-performance electrical infrastructure for Data Centers. You will actively contribute to engineering calculations, technical design development, equipment selection, and design reviews, while providing technical leadership throughout all project phases, from concept design through to construction support.

Key Responsibilities

- Lead the design and delivery of MV/LV electrical systems for Data Center facilities.
- Develop electrical designs, calculations, single-line diagrams, technical specifications, and engineering documentation.
- Design critical power systems including substations, transformers, switchgear, generators, UPS systems, STS, PDUs, and grounding networks.
- Perform and review power system studies, including load flow, short-circuit, protection coordination, arc flash, and reliability analyses.




- Review engineering deliverables and ensure compliance with project requirements, applicable standards, and industry best practices.
- Act as the technical lead for electrical projects, coordinating multidisciplinary teams and mentoring junior engineers.
- Engage with clients throughout project delivery, including technical reviews, workshops, and proposal development.
- Support construction activities and contribute to innovative and sustainable solutions for mission-critical environments.

What We Offer

- Opportunity to work on complex, large-scale Data Center projects for leading global clients.
- Exposure to international, multidisciplinary teams and industry-leading technical expertise.
- Adaptable working arrangements and a strong focus on employee wellbeing.
- A collaborative environment that supports professional growth, knowledge sharing, and continuous learning.
- Competitive compensation package.
- The chance to contribute to innovative and sustainable engineering solutions for mission-critical facilities.
- Clear career development opportunities within a global engineering and infrastructure consultancy.

📌 Senior Electrical Design Engineer – Data Centers (Barcelona)
🏢 Aecom
📍 Barcelona