Principal Design Engineer

Overview

Principal Design Engineer – responsible for leading and managing all engineering activities for transmission substation projects from early engagement through to as-built, with a focus on HV, EHV and AIS & GIS design and construction.

• Lead engineering activities and ensure compliance with Linxon standards, QA/QC, HSSE, and project specifications.
• Technical lead for large and complex EHV/HV Substation projects in the UK.
• Supervise, coordinate, and provide guidance to local and remote engineering teams, partners, sub‑suppliers and external suppliers.
• Coordinate interfaces between construction planning, steel structure engineering, protection and control systems, auxiliary power systems and all equipment suppliers.
• Lead technical discussions with customers and suppliers, address site queries and deliver as-built documentation.
• Manage engineering budget, schedule, forecast, risk, change and technical claims.
• Develop and deliver technical solutions – single line diagrams, layouts, detailed drawings, specifications, calculations, cost estimates, and tender support.
• Review supplier designs, attend factory and site tests, and provide technical support throughout the project life cycle.
• Travel 25% of the time (domestic and international) and support hybrid working arrangements.

• Bachelor’s or Master’s degree in Electrical Engineering or equivalent.
• Proven experience in transmission substation engineering, detailed design, tender processes, and site support.
• Knowledge of SSEN, SPEN requirements and industry standards.
• Chartered Engineer (CEng) status or working towards it.
• Fluency in English – written and spoken.

• Strong communication and team working in a multi‑cultural environment.
• Expertise in substation design, layouts, primary design & calculations, grounding, lightning, steel design, transformers, HV & MV switch gear, system studies, single line diagrams, CT/VT calculations, auxiliary power systems, power cables, and protection & control systems.
• Knowledge of installation and commissioning.
• Proficiency in MS Office, Micro Station and AutoCAD.
• Result‑oriented, proactive approach to problem solving and technical innovation.

At Linxon we employ individuals of diverse backgrounds and perspectives, embracing differences across gender, ethnicity, national origin, sexual orientation, age, religion and disability, and provide an inclusive workplace.