We are seeking a highly skilled Senior CAD Engineer to join our growing team within our Transmission and Distribution division. The successful candidate will play a critical role in the delivery of high-quality substation drawing design packages across multiple client frameworks, including SSEN, SPEN, UKPN, NGED, NGET, defence, and other private developers. You will be responsible for ensuring CAD output quality and consistency, managing drawing standards compliance, and applying your understanding of substation plant layout operational, maintenance and clearance requirements in line with BS and IEC standards. You will be a key interface with our enterprise capability teams in terms of CAD quality and standards, to ensure AECOMs high quality standards are met.
Responsibilities
- Develop and produce substation layout drawings and 3D models in accordance with client specifications and industry standards (BS, IEC)
- Manage and enforce CAD quality standards aligned with enterprise capability and consultancy-wide best practices.
- Ensure spatial planning complies with clearance regulations and substation maintenance and operational safety constraints.
- Collaborate closely with electrical engineers, civil and structural designers, and project managers to ensure fully coordinated multi-disciplinary deliverables.
- Interpret and implement client‑specific standards including but not limited to: NGED, NGET, SSEN, SSET, SPEN and UKPN.
- Conduct CAD audits, reviews, and quality assurance checks.
- Support the development and maintenance of CAD libraries, drawing templates, and workflows to drive consistency and efficiency.
- Mentor and provide technical guidance to junior CAD technicians.
- Participate in design reviews, HAZID/HAZOP, and constructability assessments when required.
Qualifications
- HNC/HND or equivalent in Electrical Engineering, Design Engineering, or a related field.
- Proven experience in a CAD plant engineering role within a utility environment.
- Strong working knowledge of primary plant general arrangement layout, electrical schematic and secondary cabling and wiring drawing interface designs.
- Proficient in AutoCAD and at least one 3D CAD package (e.g., AutoCAD Plant 3D, Bentley Substation, Revit, or similar).
- Familiarity with BS and IEC standards for electrical installations.
- Practical experience working to client standards including NGED, NGET, SSEN, SSET, SPEN, UKPN or other UK DNO/TO specifications.
- Understanding of CAD layer management, drawing numbering systems, and drawing control processes.
Desirable Skills
- Experience with BIM Level 2 workflows and Common Data Environments (CDE).
- Familiarity with GIS and asset data integration into CAD platforms.
- Ability to script or automate CAD workflows using LISP, VBA, or similar.
Benefits
Enjoy the Perks. At AECOM, you'll enjoy a range of core and personalised benefits designed to support your future and well-being, customised to fit your lifestyle. Take advantage of career development opportunities, our flexible hybrid working model to ensure a work-life balance that suits your lifestyle, technical practice networks, AECOM University, and volunteering days.
