Cable Designer

Circet; Dublin; Remote; EUR 70,000 - 90,000; Full time

Benefits offered by this job

25 days annual leave

Life assurance

Employee Assistance Programme

Career development opportunities

Job summary

Circet Ireland is hiring a Cable Designer to join our engineering team in Ireland. The role focuses on the design, analysis and engineering of HV and MV cable systems for underground infrastructure across Ireland and the UK.

The ideal candidate has a strong background in underground cable design, adherence to standards, and experience supporting ESB/EirGrid and other DNOs. The position offers a challenging, collaborative environment with opportunities for professional growth.

Qualifications

• 5+ years of HV/MV cable design experience.
• Proven experience designing underground cable systems from 10 kV to 110 kV+.
• Strong understanding of transmission and distribution power systems.
• Experience performing cable thermal rating, bonding, sheath voltage and earthing calculations.
• Experience producing engineering drawings, technical reports and design documentation.
• Familiarity with utility project delivery processes and technical approval procedures.

Responsibilities

• Design underground HV/MV cable systems from concept to construction support.
• Perform cable rating calculations per industry standards and client requirements.
• Carry out thermal analysis and ampacity studies for underground cables.
• Design bonding arrangements, including single point, solid bonded and cross bonded.
• Calculate sheath voltages and losses and propose mitigation measures.
• Design earthing systems for cable circuits and infrastructure.
• Conduct cable pulling calculations, sidewall pressure assessments, and feasibility studies.
• Develop cable route engineering solutions for various environments.
• Produce route drawings, plans and construction details and prepare technical reports.

Skills

HV/MV design

Cable design 10–110kV

Power systems knowledge

Thermal, bonding, earthing

Engineering drawings & reports

Project delivery & approvals

Education

Degree in Electrical Engineering

Job description

We are Hiring!

Circet IRELAND are looking for a Cable Designer to join our team in Letterkenny or Dublin.

Working with Circet

Circet Ireland & UK have built an ever growing portfolio of specialist services. As part of a global group, we are specialists in the deployment and maintenance of telecommunications and energy infrastructure, working with both major operators and local players across Ireland and the UK.

We are driven to be innovative and proactive in delivering solutions that meet our clients’ expectations, while maintaining the highest standards of quality, safety, and integrity. Our success is built on teamwork, trust, and a strong commitment to our people.

With over 4,000 employees across Ireland and the UK, we continue to bring people together to shape resilient, future proof infrastructure and deliver high quality services for our customers.

Role Overview:

We are seeking an experienced HV & MV Cable Design Engineer to join our engineering team, supporting the delivery of underground cable infrastructure projects across Ireland and the UK. The successful candidate will be responsible for the design, analysis, and engineering of High Voltage (HV) and Medium Voltage (MV) cable systems from concept development through detailed design, construction support, testing and commissioning.

This role requires a strong technical background in underground cable systems and a thorough understanding of utility specifications, industry standards, cable installation methodologies, and power system design. Experience delivering projects for ESB Networks, EirGrid, National Grid, SP Energy Networks, SSEN and other UK Distribution Network Operators (DNOs) is highly desirable.

Responsibilities:

• Design underground HV and MV cable systems from concept and feasibility stages through to detailed design and construction support.
• Undertake cable rating calculations in accordance with industry standards and client requirements.
• Perform thermal analysis and ampacity studies for underground cable systems.
• Design cable bonding arrangements including single point, solid bonded and cross bonded systems.
• Calculate sheath voltages and losses and develop suitable mitigation measures.
• Design earthing systems for cable circuits, joints, link boxes and associated infrastructure.
• Perform cable pulling calculations, sidewall pressure assessments and installation feasibility studies.
• Develop cable route engineering solutions for urban, suburban and rural environments.
• Produce route drawings, alignment sheets, plan and profile drawings, trench cross-sections, joint bay layouts and construction details.
• Prepare engineering reports, technical specifications, design calculations and construction documentation.
• Review and interpret client specifications and utility requirements.
• Support procurement activities through technical evaluations of cable systems and accessory suppliers.
• Participate in design reviews, HAZID workshops, constructability reviews and interdisciplinary coordination meetings.
• Provide technical support during construction, cable installation, testing, commissioning and energisation activities.
• Interface effectively with civil, structural, protection, substation and project teams.
• Support project delivery, commissioning and client technical reviews.
• Ensure compliance with applicable safety, quality and engineering standards.
• Support tendering activities through preparation of technical proposals, methodologies and engineering estimates.

Technical Standards & Industry Requirements

International Standards

• IEC 60287 – Electric Cables: Current Rating Calculations
• IEC 60853 – Calculation of Cyclic and Emergency Ratings of Cables
• IEC 60840 – Power Cables Above 30kV up to 150kV
• IEC 62067 – Power Cables Above 150kV
• IEC 61936 – Power Installations Exceeding 1kV AC
• Relevant CIGRE Technical Brochures and Recommendations
• BS EN standards applicable to underground cable systems

Ireland

• ESB Networks Specifications and Standard Drawings
• EirGrid Functional Specifications and Technical Requirements
• National Rules for Electrical Installations (ET101)
• Safe Electric Requirement
• Irish Transmission and Distribution Network Standards

United Kingdom

• National Grid Technical Specifications
• Energy Networks Association (ENA) Engineering Recommendations
• SP Energy Networks Technical Standards
• Scottish and Southern Electricity Networks (SSEN) Specifications
• UK Power Networks (UKPN) Standards
• Northern Powergrid Standards
• Other UK Distribution Network Operator (DNO) Requirements

Knowledge & Skills Requirements:

• Degree in Electrical Engineering or equivalent recognised engineering qualification.
• Minimum 5 years' experience in HV/MV cable design engineering.
• Proven experience designing underground cable systems ranging from 10kv to 110kv and above.
• Strong understanding of transmission and distribution power systems.
• Experience undertaking cable thermal rating, bonding, sheath voltage and earthing calculations.
• Experience producing engineering drawings, technical reports and design documentation.
• Familiarity with utility project delivery processes and technical approval procedures.

Desirable Qualifications & Certifications

• Chartered Engineer (CEng), Registered Professional Engineer or actively working towards professional accreditation.
• Member of Engineers Ireland, IET, IEEE or equivalent professional body.
• PSDP (Project Supervisor Design Process) Certification and knowledge of Irish Construction Regulations.
• Knowledge of CDM Regulations (UK) and PSDP/PSCS requirements (Ireland).

Why work in Circet?

• Be part of a company that encourages involvement, diversity and inclusion
• Be part of a company that nurtures excellence and develops leaders
• Be part of a company that encourages personal development and career progression through our further education programme, mentoring programme and pathway programme
• Be part of a company that is dedicated to making a difference through our Corporate Social Responsibility
• You will get a competitive salary and a benefits package which includes 25 days annual leave per annum, life assurance, access to Employee Assistance Programmes and access to career developmental opportunities

Circet IRE & UK is an inclusive organisation and welcomes all applications. Our mission is to create a workforce that consists of individuals with talent, skills and potential across all areas of our business. We celebrate diversity and we are committed to creating an inclusive environment for all employees.