Principal Design Engineer - Underground Cables

VINCI Building UK; Manchester; On-site; GBP 50,000 - 70,000; Full time

Job summary

VINCI Building UK is seeking a Principal Design Engineer specializing in underground high-voltage cable systems. This role emphasizes technical leadership on major infrastructure projects and requires a solid background in engineering design, ensuring compliance and innovation in cable systems. Success in this position involves both individual expertise and the ability to mentor junior engineers within a collaborative team environment.

Qualifications

• Demonstrable experience in HV/EHV design, particularly at 132kV and above.
• Chartered Engineer (CEng) status or working towards it.
• Excellent written and verbal communication skills.

Responsibilities

• Act as technical lead across HV/EHV cable system design activities.
• Oversee design packages ensuring technical excellence.
• Lead technical peer reviews and quality checks.

Skills

Technical leadership

Design compliance

HV/EHV system knowledge

Analytical skills

Communication skills

Education

Degree in Electrical Engineering

Master's degree (MSc/MEng)

Tools

CYMCAP

ELEK

AutoCAD

Job description

Principal Design Engineer - Underground Cables

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Principal Design Engineer - Underground Cables

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In brief

ENGINEERING/DESIGN STUDIES/METHODS "_TS_72b5befa-c026-4c67-aa1d-3569afe46fea Glasgow, Scotland

Principal Design Engineer - Underground Cables

Omexom Job Description

Job Title:

Principal Design Engineer - Underground Cables

Reporting To

Head of Design - Underground Cables

Business Unit

Omexom Design

Location:

Glasgow / Sutton (London) / Manchester

Purpose Of The Position

To provide technical leadership and expert-level design input for underground high-voltage (HV) and extra-high-voltage (EHV) cable systems across major infrastructure projects. The role combines deep engineering knowledge with strategic oversight of design practices, acting as a senior authority on cable system design, compliance, and innovation.

Key Responsibilities and Duties

Including But Not Limited To

• Act as a technical lead across HV/EHV cable system design activities, ensuring solutions are safe, robust, compliant, and cost-effective.
• Oversee complex cable design packages (33kV and above), ensuring technical excellence across concept, feasibility, and detailed design phases.
• Develop, own, and assist with maintaining internal design standards, methodologies, templates, and tools relevant to HV/EHV cable systems.
• Ensure all design deliverables meet industry standards, regulatory requirements, and company best practices.
• Perform and supervise detailed analyses including thermal, electrical, ampacity, and mechanical stress assessments using tools such as CYMCAP, ELEK, and AutoCAD.
• Lead technical peer reviews, quality checks, and design audits to maintain a high standard of engineering output.
• Support the development of junior engineers through guidance, feedback, and training in best practice design techniques.
• Promote new technologies, design methods, and continuous improvement within the cable design discipline.
• Participate in professional forums and maintain up-to-date knowledge of industry trends through organisations such as IET, CIGR, and IEEE.
  
  

Governance and Stakeholder Interfaces

The Design Planner will maintain strong relationships and typically interface with:

• Heads of Design
• Design Managers
• Lead Design Engineers
• Client Representatives
• Supplier Representatives
• Operations Engineers and Site Teams
• Technical Managers
• Internal Design Teams
  
  

Person Specification

The successful candidate will demonstrate high levels of technical competence, leadership, and a passion for delivering safe and innovative engineering solutions. They will be able to work independently whilst enjoying being part of a friendly, ambitious, and growing team.

Essential Qualifications And Experience

• A degree in Electrical Engineering or a related discipline; a Master's degree (MSc/MEng) is advantageous.
• Chartered Engineer (CEng) status, or actively working towards chartership with significant relevant experience.
• Extensive and demonstrable experience in HV/EHV underground cable system design, ideally including work at 132kV and above.
• Strong working knowledge of cable selection, route design, installation techniques, accessories, thermal and electrical performance, and compliance standards.
• Advanced proficiency in CYMCAP, ELEK, and AutoCAD; familiarity with additional tools such as MATLAB is beneficial.
• Demonstrated ability to lead complex engineering calculations, simulations, and system assessments.
• Proven experience in technical leadership, including mentoring and team development.
• Excellent verbal and written communication skills, with the ability to convey complex technical concepts clearly and confidently.
• Membership of professional institutions (e.g. IET, CIGR, IEEE) is highly desirable.
  
  

Desirable Criteria

• Experience working in multidisciplinary project environments within the energy transmission or infrastructure sectors.
• Knowledge of international and UK cable standards and regulatory frameworks.
• Ability to challenge and improve existing practices through a proactive, innovation-driven mindset.
  
  

Omexom Values

In line with Omexom's values, the jobholder must possess the following qualities:

• Team Spirit & Generosity - Able to work effectively within and contribute to the Omexom team to deliver results, provide support, and drive performance.
• Trust and Empowerment - Enjoy managing responsibilities and time to ensure work is completed efficiently and professionally.
• Integrity and Responsibility - Take ownership of duties and manage them effectively to ensure efficient, high-quality results.
• Innovation & Entrepreneurship - Continually strive to improve processes and introduce new initiatives to improve efficiency.
  
  

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Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Design

• Industries

  Design Services

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