SOCOTEC UK & Ireland
HV Cable Design Engineer
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Company Description
LSTC Group Ltd is a powerhouse in delivering full turnkey solutions that shape the future of the electricity sector. As part of the SOCOTEC Group, we are a leading infrastructure testing and asset inspection specialist serving the UK's regulated energy sector.
From initial design to inspection of assets, our work makes a real difference to clients and communities, with sustainability at the core of everything we do. With contracts across multiple sectors in the UK's power transmission and distribution infrastructure, we use our expertise to solve diverse engineering challenges, enhancing reliability and efficiency across the network.
Our extensive in-house capabilities eliminate the need for multiple suppliers and simplify processes for our clients. We provide comprehensive services including:
- Overhead Line Design
- Geotechnical & Foundation Engineering
- Underground Cable Design
- Substation Design
- Asset Inspection
- Infrastructure Projects
- Surveying and Earthing Services
We support transmission owners, distribution network operators, independent connection providers, and project developers who collectively invest billions annually in maintaining and expanding the UK's energy infrastructure.
Job Description
Are you ready to make a real impact on the UK's electricity infrastructure?
LSTC Group, a leading specialist within the SOCOTEC Group, is looking for a passionate HV Cable Design Engineer to join our growing team and help shape the energy networks of tomorrow!
What You'll Do:
As an HV Cable Design Engineer, you will play a key role in delivering high-quality underground cable solutions for major transmission and distribution projects across the UK. Working alongside multidisciplinary teams, you will develop innovative, safe, and cost-effective designs from concept through to detailed engineering.
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Your responsibilities will include:
- Design HV cable systems: Deliver concept, feasibility and detailed designs for underground cable systems in accordance with BS EN, IEC, National Grid, DNO, CIGRE and ENA standards.
- Perform engineering studies: Undertake cable sizing, current rating (CYMCAP), thermal, EMF, induced sheath voltage, earthing, cable pulling and interface studies to ensure technically robust designs.
- Develop cable routes: Cable route walkover survey, produce cable routing studies, assess engineering constraints, and optimise routes considering constructability, environmental impact, planning requirements, and project costs.
- Prepare engineering deliverables: Produce high-quality design reports, calculations, technical specifications, drawings, construction packages, and other project documentation.
- Support project delivery: Work closely with Project Managers, Civil, Structural, Protection and Substation Engineers to ensure integrated engineering solutions are delivered on time and within budget.
- Collaborate with clients and stakeholders: Participate in technical meetings, present engineering solutions, respond to client comments and build trusted relationships throughout project delivery.
- Provide technical support during construction: Attend site visits, surveys and inspections, respond to technical queries, review contractor submissions, and support design changes during construction.
- Drive engineering excellence: Ensure all designs comply with quality assurance processes, CDM Regulations, ESQCR, health & safety requirements and company procedures.
- Contribute to continuous improvement: Share technical knowledge, and help improve design processes, standards, and best practices across the business.
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Qualifications
What You Bring:
Essential:
- Degree in Electrical Engineering (or equivalent qualification/experience)
- Technical expertise in transmission voltage underground cable systems or transferable experience
- Proficiency in CYMCAP or similar design software
- Outstanding communication skills and the ability to juggle priorities
- Knowledge of CDM & ESQCR legislation
- A proactive, problem-solving mindset
Desirable:
- Experience with AutoCAD/MicroStation
- Understanding of multi-discipline projects and design interface management
Your Strengths:
- You explain complex technical concepts with clarity and confidence
- You're a natural problem solver, always focused on client success
- You build lasting relationships and bring teams together to deliver results
Additional Information
LSTC Group Ltd offers a people-first culture built on trust, integrity, and collaboration, where inclusivity and sustainability are at the heart of everything they do. The company values its diverse workforce and empowers employees with the resources, respect, and recognition needed to thrive. LSTC is committed to employee wellbeing year-round, providing comprehensive health support through an Employee Assistance Programme, GP24 access, and a Private Health plan. Employees benefit from flexible working arrangements, meaningful work that makes a real difference to communities, and opportunities to collaborate across multiple disciplines within extensive in-house capabilities. With technical excellence as a driving force and a culture that fosters innovation and professional growth, LSTC Group creates an environment where every individual can flourish and contribute to shaping the future of the UK's electricity sector.
Department: LSTC
Business Unit: LSTC
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