Job Description

About Green Gen Cymru

At Green Gen Cymru, were acting now to build and operate a green energy network for Wales, that will make sure 100% renewable energy can flow to our homes, hospitals, schools, businesses, and communities.


Were playing a pivotal role in providing a reliable and robust distribution network that will tackle the energy crisis, climate crisis, as well as the cost-of-living crisis. It will also empower rural communities through investment, jobs, and skills, enabling communities to live modern electric lives.


We want to make sure Wales has the energy it needs in a Net Zero world.


Theres endless potential for renewable energy in Wales particularly from the wind that blows across our hills and mountains. But the green energy is stuck in the windy areas of Wales, and we need to get it to the homes, hospitals, schools, businesses, and communities that need it. To respond to this challenge and meet Welsh Governments target for 100% renewable electricity in Wales by 2035, were developing a stronger, more resilient renewable electricity network that is greatly needed in Wales distributing clean, green energy.


We want to build a positive, clean future for us all.

What you can expect as a Green Gen Cymru Colleague

Hybrid working available with the option to work from home or in the office as needed. Flexitime with the ability to work core hours and take time back in lieu throughout the week. Fridays are allocated as no meeting days to ensure down time at the end of the week. 28 days annual leave, plus bank holidays. Private Medical Insurance from day 1 with cover for immediate family including spouse or partner and children, including direct mental health pathways and support. Annual pay review and discretionary bonus Employer pension contributions up to 7%. Electric car scheme via salary sacrifice. Cycle to Work Scheme Tech scheme discounts on latest technology including laptops, phones ipads for personal use Life assurance cover and income protection. Travel insurance. Suite of enhanced policies and provisions to support colleagues through all the moments that matter. Regular team socials, activities, sporting events and charity fundraisers.

The Role

SALARY: Starting from 82,000 per annum (skills and experience dependent)


REPORTS TO: Head of Engineering


LOCATION: Cardiff, Wales or Edinburgh, Scotland (with flexible working options)


As the Senior Protection Engineer you will lead the development, implementation, and maintenance of protection and control systems across the Green Gen Cymrus (GGC) network. You will play a critical role in ensuring the safety, reliability, and performance of our electrical infrastructure, supporting both operational excellence and innovation in smart grid technologies. You will support the GGC project development and project delivery team in all aspects of protection and control design. The Senior Protection Engineer will be discipline lead for protection and control design and will ensure the appropriate distribution voltage level standards are applied to the network design to ensure robust operation. The Senior Protection Engineer will report to the Head of Engineering. This role has a key co-ordination component with other engineering disciplines and other departments within Green Gen Cymru.

Main Responsibilities

Be the key engineering department contact for any protection and control engineering design matters for Green Gen Cymrus network, You will be responsible for the management of all aspects of the design and specification for Green Gen Cymrus protection schemes, this will include liaising with Customer and transmission schemes to ensure correct operation of the protection systems. Lead the development and commissioning of protection relays, automation systems, and interlocking logic. Perform protection coordination studies and fault level analysis. Support the creation and ongoing adherence to engineering procedures and policies to ensure a high and consistent standard of design is applied to project development and delivery Attend working groups such as the ENA as a protection authority to support Green Gen Cymrus network development Ensure compliance with the NESO grid code, ENA, Distribution code and any other applicable standards system requirements such as the grid code Upon engagement with other key functions such as System Network Design support policy change to ensure integration of the protection systems and the control and monitoring platforms. Support the development of smart grid strategies Support the Head of Engineering to drive improvement, support reporting and promote the business objectives to the wider team Have accountability for protection and control system design reporting to the Head of Engineering Take a proactive approach to meet programme deadlines co-ordinating with other departments when required Accurately report progress each month to the Head of Engineering, including key activities linked to delivery and risk management Take a positive lead in developing relationships and working with other DNOs, TOs, NESO and Customers with regard to protection engineering Forge a positive working relationship with internal stakeholders, fostering collaboration across disciplines

What we look for in return

Degree qualification in electrical engineering or relevant previous experience will be considered for this role You will have a proven track record of leading the engineering of protection and control design from concept to delivery for energy projects with experience preferred in a regulated network Strong knowledge of protection relays and their communication protocols Be proficient in the use of protection coordination tools Has experience of delivery to regulated engineering standards such as ENA, Distribution Code and Grid Code Excellent communication and engagement skills when reporting, negotiating, or dealing individually with stakeholders and direct reports A high standard of written and oral English, with the ability to describe and provide clarity on engineering requirements to stakeholders Organised individual who can multi-task and manage engineering tasks across different projects Works well within a multidisciplinary project team environment.

What does our culture mean to us and you?

At Green Gen Cymru, we are committed to having a workplace that encourages and promotes diversity, equity and inclusion. This means taking account of social or personal challenges that some colleagues may face and making available, the right workplace environment, resources and opportunities, which allow all of us at Green Gen Cymru, to THRIVE.


Our culture and the way we do things is centered around belonging. We believe that everyone should be able to be their true authentic self at Green Gen Cymru and encourage this through promoting an inclusive environment which values and encourages different perspectives, thoughts, ideas and backgrounds, to ensure a truly innovative and exciting place to work.


We do not accept any discriminatory attitudes or behaviours. Every single colleague and potential colleague who wishes to join us, should feel confident in equality of opportunity and be free from any bullying, discrimination or harassment on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership.


We hope and encourage all suitably qualified individuals to feel comfortable and energised to join our dedicated team and contribute to Wales shift towards sustainable energy solutions.