AECOM Enterprise Capabilities is seeking an experienced Principal Overhead Line (OHL) Electrical Engineer to join our growing Transmission & Distribution team, supporting major transmission infrastructure and energy transition projects.
In this role, you will provide technical support in design execution and delivery of Overhead Transmission Line systems, typically ranging from 132kV to 765kV+, supporting projects from feasibility and concept development through detailed design and/or construction support.
The role involves hands-on design, technical review if required, and interdisciplinary collaboration across project stages from concept to construction.
Key Responsibilities
- Transmission Line Design Execution:
- Execute designs and deliver engineering for HV/EHV overhead transmission lines (typically 132 kV–765kV+).
- Develop key deliverables including technical calculations, conductor and earth wire selection, and insulator configurations.
- Define and/or be involved in definition of clearances, right-of-way requirements, and design criteria in accordance with applicable standards.
- Performing sag-tension analysis and validating clearances in accordance with relevant standards (e.g. EN 50341, NG TS 2.04).
- Provide electrical technical inputs to tower loading calculations and structural design teams.
- Transmission Line Calculations and Technical Studies
Perform and review key electrical transmission line calculations, including:
- Electrical studies: ampacity, corona and radio interference, electric field analysis, line impedance, shielding angle, lightning performance, and others.
- Project Engineering and Multidisciplinary Interaction
- Support or lead (if required) engineering delivery of overhead line projects across multiple project phases.
- Coordinate with structural, geotechnical, power systems, and environmental teams to deliver integrated solutions.
- Contribute to feasibility studies, route corridor assessments, and technical evaluations to identify preferred transmission line layouts.
- Provide technical input to proposals, project planning, and engineering deliverables.
- CAD & Drafting Coordination
- Guide and coordinate CAD/BIM designers or and drafters in the preparation of drawings and models.
- Review and validate drawing quality, consistency, and compliance with standards ensuring timely production and revision of drawings aligned with project delivery milestones.
- Standards, Compliance and Technical Assurance
- Ensure designs comply with relevant standards including IEC, IEEE, EN/British Standards, and National Grid or DNO specifications.
- Participate in design reviews, technical verification, and internal quality assurance processes.
- Technical Documentation
Prepare and review key engineering documentation such as:
- Transmission line design reports and calculations, according to electrical scope.
- Technical specifications, BoQ’s, and construction drawings.
- Documentation should support design reviews, client approvals, and project audits.