Senior Design Engineer (Main Plant)

SP POWER SYSTEMS LTD; Cambuslang; Hybrid; GBP 55,000 - 69,000; Full time

Benefits offered by this job

36 days annual leave

Share Incentive Plan

Private medical insurance

Life Assurance (4x salary)

Electric Vehicle Schemes

Job summary

SP Energy Networks in Cambuslang is seeking a Senior Design Engineer (Main Plant) to develop and deliver engineering solutions for transmission networks (132kV+). You will produce designs, review tenders and ensure compliance with legislation and standards, while guiding project teams through design, construction and commissioning phases.

Ideal candidates hold an Engineering degree or HND with relevant experience, strong communication, and knowledge of CDM regulations.

Qualifications

• Degree in Engineering, or HND with relevant industry experience.
• Strong communication and stakeholder management skills.
• Knowledge of CDM regulations and health & safety best practice within a design environment.
• Understanding of transmission substation plant and associated equipment.
• Experience of electrical infrastructure projects and transmission or distribution networks.
• Knowledge of Switchgear, Transformers, Transmission Systems or Distribution Network Design (33kV to 400kV).
• Minimum Criteria Engineering Degree or HND with relevant experience.
• Experience in electrical substation design for infrastructure projects.
• Knowledge of transmission and/or distribution network plant and equipment.
• Full UK driving licence.

Responsibilities

• Develop and deliver Main Plant engineering solutions for transmission networks (132kV and above).
• Produce engineering designs and specifications for switchgear, transformers and other primary plant equipment.
• Review tender submissions, assess technical compliance and approve design drawings and documentation.
• Ensure designs meet current legislation, operational requirements and industry standards.
• Provide technical guidance during design, construction and commissioning, resolving complex site issues.
• Prepare engineering documentation and deliverables in line with project quality requirements.
• Champion health, safety, environmental and quality standards across all activities.

Skills

Communication

Stakeholder management

Design calculations

Regulatory knowledge

Education

Engineering degree

Job description

Senior Design Engineer (Main Plant) Cambuslang Salary from £55,000 to £68,750 Permanent/Hybrid Closing Date: 06/10/2026

Help us create a better future, quicker! At SP Energy Networks our focus is on harnessing technology and innovation to create the networks of the future. Our team is building a dynamic network to meet the changing demands for electricity and increasingly, renewable electricity – safely, securely and sustainably in the communities we serve. At SP Energy Networks, we know people are central to building a better future, quicker and we are seeking new talent to join our team.

What you’ll be doing

• Develop and deliver Main Plant engineering solutions for transmission networks (132kV and above), producing engineering specifications, designs and technical support throughout the project lifecycle.
• The role includes design calculations, reports, drawings, standards development and technical expertise for Main Plant equipment installations across ScottishPower Transmission projects.
• Develop Main Plant and auxiliary equipment requirements for project specifications, authorisations and construction programmes.
• Produce engineering designs and specifications for switchgear, transformers and other primary plant equipment.
• Review tender submissions, assess technical compliance and approve design drawings and documentation.
• Ensure designs meet current legislation, operational requirements and industry standards.
• Provide technical guidance during design, construction and commissioning, resolving complex site issues.
• Prepare engineering documentation and deliverables in line with project quality requirements.
• Champion health, safety, environmental and quality standards across all activities.
• Work collaboratively with multidisciplinary teams to deliver integrated engineering solutions.
• Support technical training and knowledge sharing for new technologies and equipment.

What You’ll Bring

• Degree in Engineering, or HND with relevant industry experience.
• Strong communication and stakeholder management skills.
• Knowledge of CDM regulations and health & safety best practice within a design environment.
• Understanding of transmission substation plant and associated equipment.
• Experience of electrical infrastructure projects and transmission or distribution networks.
• Knowledge of one or more of the following: Switchgear, Transformers, Transmission Systems or Distribution Network Design (33kV to 400kV).
• Minimum Criteria Engineering Degree or HND with relevant experience.
• Experience in electrical substation design for infrastructure projects.
• Knowledge of transmission and/or distribution network plant and equipment.
• Full UK driving licence.

What’s in it for you

As well as a competitive salary which is reviewed annually, you can also enjoy a number of other benefits.

• 36 days annual leave
• Holiday purchase – perfect your work/life balance with extra annual leave
• Share Incentive Plan and Sharesave Scheme
• Payroll giving and charity matched funding
• Technology Vouchers – save more and spread the cost of your technology purposes
• Count us in – pledge to reduce carbon emissions and help fight climate change
• Electric Vehicle Schemes – to help you transition to green/clean driving
• Cycle to Work scheme and public transport season ticket loans
• Options to purchase dental insurance, private medical insurance, health cash plan and annual health assessments
• Life Assurance (4x salary)
• Access to Savesmart financial wellbeing support
• Plus shopping, leisure, restaurant and gym discounts, and unique employee deals on travel insurance and more

Why SP Energy Networks

SP Energy Networks is part of the Iberdrola Group, one of the world’s largest integrated utility companies and a world leader in wind energy. We keep electricity flowing to homes and businesses through Central and Southern Scotland, North Wales and in the North West of England. We operate over 4000km of cables and lines that make-up the transmission network – connecting infrastructure like wind farms into the electricity system. It’s a role that puts us right at the heart of Scotland’s ambition to be Net Zero by 2044. And we’re taking it very seriously. We’re investing >£5.5 billion into our transmission network, directly supporting the rapid growth needed in renewable energy. With diverse opportunities across our businesses and a commitment to invest in our own internal talent, ScottishPower can offer people real career opportunities that meet personal and professional goals, in a global organisation.

Inclusion, diversity, and a social purpose

Inclusion, diversity, and a social purpose are at the heart of everything we do. Together with our values, they bring us together into a stronger, more sustainable business with direct links to the communities we serve. It takes all kinds of people to build a large-scale business like ours, so whatever your background, you’ll fit right in. We are committed to providing reasonable support or adjustments in our recruiting processes for candidates with disabilities, long term conditions, mental health conditions, or who are neurodivergent or require pregnancy-related support. If you need support, please reach out to [e-mail].

Mobility

Please note that any applicant who is not a citizen of the country of the vacancy will be subject to compliance with the applicable immigration requirements to legally work in that country. If/when required, the Company will support the employee with the necessary Immigration requirements.

IMPORTANT Advert will close at 23:59 GMT the day before Job Posting End Date below October-7-2026 We are one of the main energy companies in the world, a leader in renewables, which champions the energy transition towards a low-emissions economy. We supply energy to nearly 100 million people in dozens of countries and develops its renewable, network and commercial activities in Europe (Spain, the United Kingdom, Portugal, France, Germany, Italy and Greece), the United States, Brazil and Australia and maintains markets such as Japan and Poland, among others, as growth platforms.