- Category
- Other
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:
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Act as a technical lead across HV/EHV cable system design activities, ensuring solutions are safe, robust, compliant, and cost-effective.
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Oversee complex cable design packages (33kV and above), ensuring technical excellence across concept, feasibility, and detailed design phases.
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Develop, own, and assist with maintaining internal design standards, methodologies, templates, and tools relevant to HV/EHV cable systems.
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Ensure all design deliverables meet industry standards, regulatory requirements, and company best practices.
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Perform and supervise detailed analyses including thermal, electrical, ampacity, and mechanical stress assessments using tools such as CYMCAP, ELEK, and AutoCAD.
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Lead technical peer reviews, quality checks, and design audits to maintain a high standard of engineering output.
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Support the development of junior engineers through guidance, feedback, and training in best practice design techniques.
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Promote new technologies, design methods, and continuous improvement within the cable design discipline.
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Participate in professional forums and maintain up-to-date knowledge of industry trends through organisations such as IET, CIGRÉ, and IEEE.
Governance and Stakeholder Interfaces
The Design Planner will maintain strong relationships and typically interface with:
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Heads of Design
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Design Managers
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Lead Design Engineers
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Client Representatives
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Supplier Representatives
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Operations Engineers and Site Teams
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Technical Managers
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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
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A degree in Electrical Engineering or a related discipline; a Master’s degree (MSc/MEng) is advantageous.
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Chartered Engineer (CEng) status, or actively working towards chartership with significant relevant experience.
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Extensive and demonstrable experience in HV/EHV underground cable system design, ideally including work at 132kV and above.
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Strong working knowledge of cable selection, route design, installation techniques, accessories, thermal and electrical performance, and compliance standards.
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Advanced proficiency in CYMCAP, ELEK, and AutoCAD; familiarity with additional tools such as MATLAB is beneficial.
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Demonstrated ability to lead complex engineering calculations, simulations, and system assessments.
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Proven experience in technical leadership, including mentoring and team development.
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Excellent verbal and written communication skills, with the ability to convey complex technical concepts clearly and confidently.
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Membership of professional institutions (e.g. IET, CIGRÉ, IEEE) is highly desirable.
Desirable Criteria
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Experience working in multidisciplinary project environments within the energy transmission or infrastructure sectors.
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Knowledge of international and UK cable standards and regulatory frameworks.
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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.
