- Full-time
- State/Province: Madrid
- Business Group: DCS
- Legal Entity: AECOM SPAIN DCS S.L.U.
- Business Line: Transportation
- Work Location Model: Hybrid
- Operating Group: Group Support
- Primary Location: ES - Madrid - C/Alfonso XII

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 integral 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

We are seeking an experienced Senior Engineer - T&D; Overhead Transmission Lines to join our growing Transmission & Distribution team. The successful candidate will play a leading technical role in the design and delivery of high-voltage and extra-high voltage overhead transmission line projects worldwide, supporting the expansion, reinforcement and modernization of electrical networks associated with the energy transition.

This position requires extensive experience in overhead transmission line engineering, including route alignment, line design, mechanical and electrical studies, and multidisciplinary coordination. The Principal Engineer will act as a technical authority within the team, leading complex engineering tasks, reviewing design deliverables, mentoring engineers, and ensuring the highest standards of technical quality throughout project delivery.





The role offers the opportunity to participate in major international transmission infrastructure projects across multiple regions and regulatory environments.

Key Responsibilities

- Transmission Line Engineering and Technical Leadership
- Lead the engineering of HV/EHV overhead transmission lines, typically ranging from 110kV to 400kV+
- Develop and review route alignments, tower spotting studies, conductor and earth wire selection, insulation coordination and line clearances.
- Lead advanced modelling and design activities using PLS-CADD.
- Perform and review complex line design studies and ensure compliance with client specifications and industry standards.
- Coordinate with civil teams regarding tower loading requirements and foundation design.
- Transmission Line Calculations and Technical Studies
- Perform and review key electrical and mechanical transmission line calculations, including:
- Sag‑tension calculations.
- Conductor blowout studies.
- Electrical clearance verification.
- Thermal ampacity assessments.
- Corona and radio interference studies.
- Shielding and lightning performance evaluations.
- Load tree generation and tower loading analysis.
- Engineering analysis is typically performed using PLS-CADD, TOWER, or PLS-POLE.
- Project Delivery and Coordination
- Lead engineering work packages within multidisciplinary transmission projects.
- Coordinate activities with structural, geotechnical, environmental and power system engineering teams.
- Support project managers in planning engineering activities and managing technical risks.
- Contribute to technical proposals, fee estimates and resources planning.
- Technical Review and Mentoring
- Review drawings, models,



calculations and technical reports produced by other engineers.
- Provide guidance and mentorship to junior and senior engineers.
- Promote engineering excellence, best practices and continuous improvement within the team.
- Support the development of internal procedures and technical standards.
- Construction and Site Support
- Tower erection and foundation works
- Conductor stringing operations
- Resolution of site-related technical issues and field design adjustments

Qualifications

Mandatory Qualifications

Education

Bachelor’s degree in Electrical Engineering, Civil Engineering, or Structural Engineering.

Experience

- Typically 10+ years of experience in overhead transmission line engineering.
- Proven experience working on HV/EHV transmission line projects (110kV – 400kV+)
- Advanced experience with PLS-CADD
- Practical experience using TOWER
- Experience delivering projects through feasibility, concept, detailed design and construction support phases.
- Experience reviewing technical deliverables and coordinating multidisciplinary engineering activities.
- Strong written and verbal communication skills in English.

Preferred Qualifications

- Experience with PLS-POLE
- Experience in underground transmission cable projects
- Familiarity with CYMCAP for cable ampacity analysis
- Experience working on international transmission projects
- Knowledge of IEC, IEEE, EN and utility-specific standards
- Experience with UK, European, Middle East or North American transmission utilities

Leadership and Soft Skills

- Strong technical judgement and analytical skills.
- Ability to lead complex technical discussions.
- Strong communication and stakeholder management skills.
- Ability to mentor engineers and support technical growth within the team.
- Ability to work effectively within international and multidisciplinary environments.

Additional Information

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📌 Senior Engineer - T&D Overhead Transmission Lines (Madrid)
🏢 Smartrecruiters
📍 Madrid