Power Systems Design Engineer

Greenvolt; Warrington; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Health Insurance

Company Pension

Death in Service

Income Protection

Professional Membership fees

Training and CPD

Job summary

Greenvolt is seeking an experienced Power Systems Design Engineer to design HV/LV systems for utility scale solar projects in the UK, delivering high-quality drawings and documentation across pre-construction and construction phases. You will manage grid connections, liaise with the DNO, and ensure compliance with G99 and G100 while developing SLDs and protection philosophies for solar PV installations.

Strong knowledge of ETAP or similar tools, UK grid standards, and ENA BS/IEC guidance is

Qualifications

• Degree in Electrical Engineering or related discipline.
• Proven experience designing HV and LV systems in power generation.
• Strong solar PV project experience preferred.
• Experience engaging with DNOs and grid connections.
• Solid understanding of G99 and G100 requirements.
• Experience producing/reviewing SLDs and protection philosophies.
• Grid studies experience (load flow, fault level, protection coordination).
• Familiarity with grid modelling tools such as ETAP or similar.
• Knowledge of UK grid code and ENA standards.

Responsibilities

• Electrical design of HV/LV systems for utility-scale and commercial solar PV.
• Develop and review system architecture and SLDs from concept to detail.
• Coordinate grid connection applications with the DNO.
• Ensure compliance with grid codes and standards (G99, G100).
• Coordinate grid studies including load flow and protection coordination.
• Define primary plant: transformers, switchgear, protection, inverters, metering.
• Support protection design and relay settings per DNO specs.
• Respond to DNO offers and technical queries.
• Provide input during procurement, FAT/SAT, commissioning, energisation.
• Support design reviews, risk assessments, and value engineering.
• Ensure designs align with BS, IEC, ENA and site requirements.

Skills

HV/LV design

Grid connections

G99/G100 knowledge

SLDs

Protection philosophies

ETAP or similar

UK grid standards

Education

Electrical Engineering degree

Tools

ETAP

Job description

We are looking for an experienced Power Systems Design Engineer to join our team. This role will focus on designing systems ranging from commercial-scale projects (200 kW) up to large utility-scale solar farms (60 MW). You’ll be responsible for producing high-quality designs, drawings, and documentation through both the pre-construction and construction phases.

Greenvolt is a renewable energy company dedicated to accelerating the energy transition through sustainable solutions. We are proudly 100% green, operating across Biomass, Wind & Solar Utility Scale, and Distributed Generation, with a strong commitment to people, the planet, and society.

Key Responsibilities

• Electrical design of HV and LV systems for power generation projects, primarily utility-scale and commercial solar PV.
• Develop and review system architecture and Single Line Diagrams (SLDs) from concept through to detailed design.
• Manage and coordinate grid connection applications and technical submissions with the relevant DNO.
• Ensure compliance with grid code and connection standards including G99 and G100.
• Coordinate grid studies, including load flow, fault level, protection coordination, and power quality assessments.
• Define and specify primary plant including transformers, switchgear, protection systems, inverters, and metering.
• Support protection design and relay settings in line with grid requirements and DNO specifications.
• Review and respond to DNO connection offers and technical queries.
• Provide technical input during procurement, FAT/SAT, commissioning, and energisation.
• Support design reviews, risk assessments, and value engineering exercises.
• Ensure designs comply with relevant standards such as BS, IEC, ENA and site-specific requirements.

Experience and Qualifications

• Degree in Electrical Engineering or related discipline.
• Proven experience designing HV and LV systems within the power generation sector.
• Strong experience in solar PV projects preferred.
• Demonstrable experience managing grid connections and direct engagement with DNOs.
• Solid understanding of G99 and G100 requirements.
• Experience producing and reviewing SLDs, protection philosophies, and overall system architecture.
• Hands-on experience with grid studies (load flow, fault level, protection coordination).
• Familiarity with grid modelling tools such as ETAP, or similar.
• Knowledge of UK grid code and ENA standards.

Additional Benefits after successful completion of probation

• Health Insurance
• Company Pension
• Death in Service
• Income Protection
• Professional Membership fees
• Training and CPD

This job description is intended as a general guideline and is not exhaustive; it is a flexible document and may be subject to change to meet the evolving needs of the company.

We are an Equal Opportunity Employer and give consideration for employment to qualified applicants without regard to gender, religion, race, national or ethnic origin, cultural background, social group, disability, sexual orientation, gender identity, marital status, age or political opinion. Diversity is fundamental to our culture and we invite you to be part of this diversity! Note this role is based in Ireland and you must be based in Ireland to complete the tasks of this role

We want an energy transition for everyone from everyone.

Please note: We do not require assistance from recruitment agencies and will not be accepting unsolicited agency submissions for this vacancy.