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Principal Power Supply Engineer

Vacancy details

General information


Egis is an international player active in the consulting, construction engineering and mobility service sectors.
We design and operate intelligent infrastructure and buildings capable of responding to the climate emergency and helping to achieve more balanced, sustainable and resilient territorial development.
With operations in 120 countries, Egis places the expertise of its 18,000 employees at the disposal of its clients and develops cutting-edge innovation accessible to all projects.
Improving people's quality of life and supporting communities in their social and economic development, whilst drastically reducing carbon emissions and achieving vital 2050 net zero targets, that's our purpose.



Position description

Job title

Principal Power Supply Engineer

Contract type

Permanent contract

Business Line specific context

Egis is a leading global consulting, construction engineering and operating firm. We work hand-in-hand with our clients, across every aspect of transport, energy and the built environment to build a more balanced, sustainable and resilient world. The Egis Group has more than 50 years of experience and a team of 17,000 employees in over 100 countries around the world. Joining our Group means, above all, sharing our values as a people-first company, strongly committed to sustainability and innovation.

In the UK we're proud to be delivering some of the most iconic projects which help connect people, protect our environment and meet emission reduction targets. From motorways to tramways, nuclear power plants to smart cities, clients choose us to help them solve their most complex challenges - delivering climate-responsible growth that meets the needs of communities, industry and the planet.

With over 50 years of experience in the rail industry, we’ve delivered complex and challenging multidisciplinary projects all over the world. Our expertise extends to depots, operations, maintenance analytics and asset management across all aspects of rail, including transport, technical and sustainability assessments and systems infrastructure.


Job description

About the role

As the Principal Power Supply Engineer, your role sits in the Systems Engineering team and leads/participates in Electrification and Plant systems delivery team, coordinating Power Supply Engineering activities, in particular those related to the Traction Power Network, Medium Power Network and Low Voltage Network.

This role may also include working on projects/bids internationally for Egis Transport Solution or other Egis subsidiaries.

Duties & responsibilities

  • Lead the power supply systems design (Traction, MV, LV) for E&P related activities, including light rail transit DC based rail systems.
  • Act as technical authority for electrical power related and traction power related matter.
  • Demonstrate thorough knowledge of traction power supply principles including an understanding of major feeding and sectioning principles.
  • Coordinate and apply for DNO supply connections and substation interfaces on behalf of clients.
  • Perform and organise traction power substation layout detailed design, calculate cable sizing, design earthing and bonding, and carry out LV protection calculations, including technical specification for Substation 33kV, 22kV, etc.
  • Manage the allocated team to produce single line diagram, substation layout, power balance, etc.
  • Have a working knowledge/experience of EMI, EMC in relation to power applications. Preparation of protection philosophy scheme, protection SLD, interlocking/inter-tripping scheme.
  • Provide on-site design support during the construction and T&C phases of traction power substations and assess safety practice during works .
  • Discharge safety responsibilities in relation to CDM Regulations, Health and Safety legislation

Qualifications, Skills, Experience & Attributes

  • Right to Work in the UK
  • Educated to degree level in a relevant field, e.g., BEng in Electrical Engineering, or equivalent, e.g., an HNC/HND.
  • Significant experience in traction power design within the LRT/rail sector. Experience in 750v or 1500v DC systems and catenary systems.
  • Experience in technical delivery of multi-disciplinary projects, desirable experience on major projects.
  • Experience with design, project management and/or simulation/modelling tools, e.g., BIM software, Project Wise, AutoCAD, ETAP, etc.

Desirables (advantageous)

  • Chartered Engineer of a related institute, e.g., IET.
  • Knowledge of 1x25kV or 2x25 kV AC systems and particularly Network Rail will be a distinct advantage.
  • Experience in site acceptance testing and commissioning of traction power substations.
  • Holder of all necessary licenses to visit and do operations within traction substations.
  • Knowledge of other railway LV systems including stop power supplies and signalling power supplies.
  • Knowledge of EMC/EMI standards and legislation.


What’s in it for you?

By joining Egis, as well as receiving a competitive salary, you’ll also have the opportunity to explore flexible working arrangements. We have a huge range of benefits and schemes showcasing our commitment to our employees, and Equity.

Our benefits include: 

  • Annual Leave 26 days’ annual leave rising 1 day a year (up to 28 days a year) on top of bank holidays.
  • Annual Bonus up to 10% bonus, depending on level
  • Private medical insurance For you and your family 
  • Life Assurance Bereavement Support Service 
  • Access available to employees, immediate family members and colleagues.
  • 24/7 unlimited access to a Bereavement Counselling helpline. • Up to four face-to-face, or structured telephone sessions, with a qualified bereavement counsellor at a convenient location close to home or work. • Practical advice on areas such as self-help, charities, and other support groups. • Confidential advice accredited by the British Association for Counselling and Psychotherapy (BACP). • Access to helpful articles, podcasts and support on grief and loss.
  • Probate Helpline Care • Tax issues • Settlement of debts • Family disputes • Validity of Wills • Estate administration • Gifts and Legacies • Dealing with Creditors • Power of attorney
  • Help@Hand • 24/7 unlimited access video consultations with a GP including prescriptions and medications. • Up to eight consultations per year with a mental health therapist per employee (and partner). • Up to eight consultations per year with a physiotherapist per employee (and partner). • Up to two consultations per year with UK based private consultants providing second medical opinions following a final diagnosis. • Advice on a range of life and work matters including financial, legal, and family concerns, nutritional advice and fitness plans plus a confidential 24/7 helpline


Equality, Diversity & Inclusion

We are an Equal Opportunities employer and we strive to build a workforce that truly reflects the communities we represent. We welcome candidates from all backgrounds, regardless of age, disability, gender, gender identity, gender expression, race, religion or belief, sexual orientation, socioeconomic background, and any other protected characteristic. If you decide to apply for an opportunity with us, your application will be assessed based purely on your experience, the essential and desirable criteria, and your suitability for the role. We value each and every one’s contribution as this builds our culture and means that if you work with us, you will be included, listened to, and respected.

Position location

Job location

Europe, United Kingdom



Candidate criteria

Minimum level of education required

4-Bachelor of Arts / Bachelor of Science

Minimum level of experience required