IDNO Electrical Design Engineer

We're looking for an IDNO Electrical Design Engineer to join E.ON UK Assets Ltd. This role is hybrid role with Derby as a base location.

IDNO Electrical Design Engineer

Here's what you'll be doingHybrid role with a base location as DerbySalary- £52,620-£66,907Permanent

E.ON has successfully launched a licensed Independent Distribution Network Operator (IDNO) to simplify grid connections and accelerate the UK’s net-zero transition. As an IDNO, E.ON adopts and operates new local electricity networks across Great Britain, offering connection service, pace and exceptional customer experience. Supported by the wider E.ON Group—one of Europe’s largest energy companies—the IDNO business combines start-up agility with enterprise scale to compete and grow at pace.

As an Electrical Design Engineer, you will primarily be responsible for the review and audit of ICP Electrical design submission, spanning from residential schemes to EV, Industrial and Commercial projects, might also include some private wire network.

Key responsibilities

• Ensure ICP designs are technically and commercially compliant for IDNO asset adoption

• Design and review of cable capacity calculations, load flow studies, protection studies and earthing studies of HV and LV networks

• Provide technical support and design guidance to new and existing customers

• Verify land right requirement for IDNO adoptable assets

• Engage with ICP’s/Developers to ensure full understanding of the IDNO’s and DNO technical standards.

• Produce concept and preliminary design solutions as well as producing design guidance papers for our customer

• Engage with our operations and auditing team regarding project technical delivery

• Ensure designs are compliant with legislation, industry, and E.ON specifications and all SHEQ requirements

What we need from you

• Degree qualified or HNC/HND in Electrical Power Systems/Electrical Engineering with proven experience

• Detailed knowledge of DNO and IDNO technical requirements, including G81 standards

• Strong understanding of cable design, switchgear and able to specify full material list of substations including associated protection scheme for HV and LV schemes

• Strong Knowledge of HV LV earthing system and protection system

• Strong technical knowledge for I&C, Residential and EV grid connections as well as export/green technologies

• Experience supporting ICP tender team with LV and HV switchgear specification and associated protection schemes and CT VT equipment’s

• Understanding of responsibilities under CDM regulations

• Knowledge of relevant ENA Engineering Recommendations (G99, G100, P28,P29 etc)

• Knowledge of power system software including Windebut and Trimble (Amtech) or similar software.

• Ability to use AutoCAD

It would be great if you had

• Knowledge of EHV Connection and design

• Knowledge of IET codes of practice an advantage (Electric Vehicles, PV systems, Electrical Storage)

Here’s what you need to know

• Award-Winning Workplace - We’re proud to be named a Sunday Times Best Place to Work 2025 and the Best Place to Work for 16–34-year-olds.

• Outstanding Benefits - Enjoy 26 days of annual leave plus bank holidays, a generous pension, life cover, bonus opportunities, and access to 20 flexible benefits with tax/NI savings.

• Flexible & Family-Friendly - Our industry-leading hybrid and family-friendly policies earned us double recognition at the Personnel Today Awards 2024. We’re open to discussing how flexibility can work for you.

• Inclusive & Diverse - We’re the only energy company in the Inclusive Top 50 UK Employers. We’re also proud winners of Best Employer for Women and Human Company of the Year—recognising our inclusive, people-first culture.

• Support at Every Stage of Life - We’re Fertility Friendly and Menopause Friendly accredited, with inclusive support for everyone.

• Accessible & Supportive - Do you consider yourself as having a disability? As a Disability Confident Employer, we ensure that disabled applicants who meet the minimum criteria move forward to the next stage of our recruitment process, and will make any adjustments needed during the process.

• Invested in Your Growth - From inclusive talent networks to top-tier development programmes, we’ll support your growth every step of the way.

At a glance

Reference no.: 246655Closing date: 09/11/2026 Salary: £52,620-£66,907

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About us

E.ON is a privately owned international energy company. Our 75,000 colleagues in 15 countries work daily towards the improvement of technical innovations and user-friendly customer solutions for the new energy world. We are the first large energy company to focus more heavily upon the energy of the future through our three business areas of energy networks, renewable energies and customer solutions.

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