HV Director - Critical Systems

Do you want to push the boundaries of your profession and develop your excellence in an open, collaborative, and empowering culture? If this sounds like you, or you're curious to learn more, then this role could be the perfect opportunity. Join our bCritical Systems Team b as our new bTechnical Director - Critical Systemsb and work with us to close the gap to a sustainable future.

Your new role

As our new bTechnical Director - Critical Systemsb, you will play a pivotal role in leading and developing Ramboll's electrical design capability across the bIndustrial, Healthcare, Government, Marine, and infrastructure sectorsb.

You will provide specialist expertise in bHigh Voltage (HV) systems up to 33 kVb, bLow Voltage (LV)b networks, and bcritical power systemsb including bUPS and standby generationb. You will also guide clients in improving bresilience, redundancy, and reliabilityb, while supporting the bdecarbonisation and electrificationb of private networks.

Your work will cover the full lifecycle of private power distribution systems, from concept and feasibility studies through detailed design, commissioning, and operational optimisation.

Key areas of focus will include:

• Design and specification of bHV substationsb up to 33 kV, including bswitchgear selection, transformer sizing, protection coordination, and earthing system designb.
• Production and review of bsingle-line diagrams (SLDs)b and bnetwork protection studiesb, ensuring compliance with bENA, IEC, and BS standardsb.
• Technical leadership for bresilient electrical systemsb, incorporating bredundancy topologies (N+1, 2N)b and mitigation of bsingle points of failureb.
• Guidance on bprivate HV network connectionsb to Distribution Network Operators (DNOs including bG99/G100 complianceb, bload flow analysisb, and bfault level managementb.
• Supporting clients in bfuture-proofing their electrical infrastructureb for blog-carbon technologiesb such as battery storage, renewable integration, and electric vehicle charging.
• Leading bt technical assurance and governanceb to maintain the highest standards of quality across all electrical deliverablesb.

Your key responsibilities will be:

• Act as the bUK electrical subject matter expertb for all Critical Systems projects up to 33 kV.
• Lead concept, feasibility, and detailed designs for bHV and LV power distribution systemsb in mission-critical and industrial environments.
• Develop and review bequipment specificationsb, bprotection philosophiesb, and bearthing and bonding designsb.
• Undertake and review bnetwork modelling and analysisb, including:
  • bProtection coordination studiesb
  • bShort-circuit and fault level calculationsb
  • bLoad flow and power quality studiesb
  • bArc flash hazard analysisb and mitigation strategies
• Use and oversee studies using bETAP, Trimble, or equivalent bpower system analysis softwareb.
• Provide btechnical due diligence and assuranceb on electrical infrastructure projects.
• Support benergy resilience and decarbonisation planningb, integrating renewables and backup systems within client estates.
• Collaborate with other Ramboll disciplines to deliver bintegrated, sustainable, and technically robustb solutions.

Your new team

You will join a skilled, multi-disciplinary technical team working alongside project managers and engineers across multiple offices and regions. You'll be the bgo-to authority on HV systems and resilient electrical designb, supporting colleagues in delivering technically excellent and sustainable outcomes for clients.

Our team's mission is to improve the befficiency, reliability, and sustainabilityb of electrical infrastructure while supporting the UK's bnet-zero transitionb. We work across the project lifecycle - from bfeasibility studiesb through to bdetailed design, commissioning, and operational optimisationb.

About you

From the moment you start at Ramboll, we'll support your professional development and continued learning through access to our global networks and technical communities.

For this role, success will come from a combination of bdeep technical expertiseb, bleadership capabilityb, and bcommercial awarenessb.

Qualifications and skills that will set you up for success

• Degree in bElectrical Engineeringb or a related discipline, withbexperienceb in bHV and LV design.
• Proven experience in bprivate HV networks up to 33 kVb, including substation design, switchgear specification, and protection coordination.
• bChartered Engineer (CEng) status, ideally with the bIETb.
• bProficiency in bpower system analysis softwareb such as bETAP, Trimble or equivalentb.
• bDemonstrated capability in bprotection studies, fault analysis, load flow, and arc flash assessmentsb.
• Strong understanding of brobject resilience and redundancy architectures (N+1, 2Nb).
• bExperience with bDNO interfacesb, bG99 complianceb, and relevant bENA standardsb.
• bKnowledge of blog-carbon and energy transition technologiesb, including battery energy storage systems (BESS and renewable integrationb.
• Excellent communication and stakeholder management skills, with the ability to translate technical detail into clear commercial and operational outcomes.

What we can offer you

• Be valued for the unique person you are.
• Never be short of inspiration from colleagues, clients, and projects.
• The long-term thinking of a foundation-owned company.
• Flexible work environment.
• 27 days annual leave plus bank holidays.
• Matched pension contributions.
• Private medical cover and life assurance.

Work at the heart of sustainable change

Ramboll is a global architecture, engineering, and consultancy company. We believe that sustainable change is about creating a thriving world for both nature and people.

Our Critical Systems team is driving innovation in breliable electrical infrastructureb and blog-carbon power networks up to 33 kVb, enabling clients to deliver reliable operations while progressing toward a sustainable, net-zero future.

Ready to join us?

Please submit your application. Be sure to include all relevant documents including your CV, cover letter, etc.

We recognise that some candidates only apply when they tick every box. However, passion and potential often outweigh a perfect resume and Ramboll's supportive learning culture can help you grow. So if this role resonates with you but you don't meet all the requirements, we encourage you to apply. You might be the perfect fit for this opportunity or another within our team.

Thank you for taking the time to apply! We look forward to receiving your application.

Ramboll in the United Kingdom

Founded in Denmark, Ramboll is a foundation-owned people company. Ramboll has a proven track record of sustainable and responsible business and is a top ten engineering and environmental and sustainability consultancy in the UK, with more than 1,500 employees across 16 offices working towards a more sustainable future. Ramboll experts deliver innovative solutions across Buildings, Transport, Environment & Health, and Energy. Strong values guide what we do and drive an inclusive, collaborative, and highly flexible culture that values people and ideas. Explore and nurture your own passion, expertise, and creativity at Ramboll through work that benefits our people, partners, nature, and society.

An equal opportunity employer

Equality, diversity, and inclusion is at the heart of what we do. At Ramboll, we believe that diversity is a strength and that different experiences and perspectives are essential to creating truly sustainable societies. We are committed to providing an inclusive and supportive work environment, where everyone is able to flourish and their potential. We invite applications from candidates of all backgrounds and characteristics, in addition to the Protected Characteristics as set out in the Equality Act, (2010). As a Disability Confident Committed employer, Ramboll ensures opportunities are accessible to candidates with disabilities. Please reach out to our recruitment team to discuss any adjustments that you might require during the application process. We also know how important it is to achieve the right balance of where, when, and how much you work. When you join Ramboll, you'll have the ability to work your hours flexibly through our positive and inclusive approach to work.

All your information will be kept confidential according to EEO guidelines.