Senior Design Engineer - UGC

VINCI; Scotland Gate; On-site; GBP 65,000 - 90,000; Full time

Job summary

Omexom Design in the United Kingdom seeks a Senior Design Engineer specialising in underground HV/EHV cable systems. You will provide technical leadership, define design strategies, and ensure compliant, safe, and cost-effective solutions across major infrastructure projects.

You will oversee design packages from concept through feasibility to detailed design, mentor junior engineers, and promote innovative practices within a collaborative, ambitious team committed to industry-leading standards.

Qualifications

• A degree in Electrical Engineering; MSc/MEng is advantageous.
• Chartered Engineer (CEng) status or actively working toward chartership.
• Minimum 5 years’ experience in HV/EHV underground cable system design (132kV+).
• Strong knowledge of cable selection, route design, installation techniques, and performance.
• Proficiency with CYMCAP, ELEK and AutoCAD; MATLAB is beneficial.

Responsibilities

• Act as the technical lead across HV/EHV cable system design activities.
• Oversee complex cable design packages (33kV and above) from concept to detailed design.
• Develop and maintain internal design standards, templates and tools.
• Lead design reviews, quality checks and audits.
• Mentor junior engineers and promote innovation within the discipline.

Skills

HV/EHV cable design

Technical leadership

Regulatory compliance

Design reviews & audits

Mentorship

Education

Bachelor's degree in Electrical Engineering

MSc/MEng degree (advantageous)

Chartered Engineer (CEng) status or active toward chartership

Tools

CYMCAP

ELEK

AutoCAD

MATLAB

Job description

Job Title: Senior Design Engineer – Underground Cables

Reporting to: Head of Design – Underground Cables

Business Unit: Omexom Design

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 the 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 maintain internal design standards, methodologies, templates, and tools relevant to HV/EHV cable systems.

• Compliance and Best Practice: Ensure all design deliverables meet industry standards, regulatory requirements, and company best practices.

• Advanced Engineering Analysis: 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.

• Mentorship: Support the development of junior engineers through guidance, feedback, and training in best practice design techniques.

• Innovation and R&D: 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, CIGRÉ, and IEEE.

Governance and Stakeholder Interfaces

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

Heads of Design

Design Managers

Lead/Principal 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 enjoy 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.

A minimum of 5 years’ 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, CIGRÉ, 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.

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 their responsibilities and time to ensure work is completed efficiently and professionally.

Integrity and Responsibility – enjoy taking responsibility for their duties and managing these effectively to ensure efficient high quality results.

Innovation & Entrepreneurship – continually strive to improve processes and introduce new initiatives to improve efficiency.