Job Description

Job Title - Senior & Principal Electrical Building Services Engineers ( specialising in Decarbonisation Strategies)
Location - Bristol / Cardiff
Joining Arup
Arup's purpose, shared values and collaborative approach has set us apart for over 75 years, guiding how we shape a better world.
Around the globe, our electrical engineers bring specialist expertise to solutions for buildings, transport infrastructure and energy, water and waste utilities. Our comprehensive services include energy audits, demand assessment, supply and system resilience, utilities consultancy and sustainable electrical engineering design.
Whether in commercial property, retail, education, sport, mission-critical facilities, the arts or any market, we meet the creative and commercial demands of designers and developers. Our electrical specialists work seamlessly with mechanical and public health engineers to create complete building services solutions, supported by advanced 3D modelling methods, delivering sustainable, reliable, efficient systems across various building types.
Whatever the role or specialism, our people are passionate about what they do, they believe in our values and are happy to come to work every day. And this is why people choose to work here and stay.
Watch this short clip to discover how Arup are shaping a better world and how you could be a part of it!
The Opportunity:
We are seeking both Senior and Principal Electrical Engineers to join our Building Services Engineering team. You will play a key role in delivering innovative, sustainable, and technically excellent solutions across a wide range of multidisciplinary projects.
Working alongside building physicists, sustainability consultants, carbon and energy specialists, and BIM modellers, you will help shape the future of the built environment-supporting our clients in achieving their net zero carbon goals.
Your Role
In both roles, you will:
Lead and contribute to projects from feasibility through to completion across a variety of sectors.
Develop and implement decarbonisation strategies for new and existing assets, including life-cycle carbon and cost optioneering assessments.
Use and enhance analytical tools and economic models to optimise energy, carbon, and financial performance.
Collaborate with internal and external teams to deliver integrated, sustainable design solutions.
Contribute to our digital transformation by exploring automation and data-driven design approaches.
Senior Engineer Responsibilities
As a Senior Engineer, you will:
Take ownership of project elements and support delivery across multiple workstreams.
Provide technical input and coordinate with multidisciplinary teams.
Support junior engineers and contribute to design quality and consistency.
Engage with clients and stakeholders to ensure project objectives are met.
Principal Engineer Responsibilities
As a Principal Engineer, you will:
Provide leadership to the MEP team on a portfolio of projects locally, nationally and internationally, having the responsibility of ensuring correct technical approaches are applied to the project and are carried out appropriately to complete the tasks at hand.
Lead client engagement, fee proposals, and commercial discussions.
Oversee project delivery, resource planning, and team development.
Mentor and guide engineers, ensuring high standards of design and innovation.
Is this role right for you?
We're looking for candidates who bring a strong foundation in electrical building services design, along with a passion for sustainability and innovation. You should have:
A degree in Electrical Engineering, Building Services Engineering, or Architectural Engineering plus Chartered Engineer status via a recognised institution such as IET or CIBSE.
Proven experience in the design and delivery of electrical systems within complex building projects.
A strong track record in developing and implementing decarbonisation strategies, including life-cycle carbon and cost assessments
Familiarity with sector-specific regulations, energy performance standards, and low-carbon technologies.
Experience working in multidisciplinary teams, ideally with exposure to sustainability, carbon modelling, and digital design tools.
For Principal-level role: Demonstrated leadership in project delivery, client engagement, team development, and commercial management
Not ready to apply just yet, or have a few questions? Contact Louise Raisbeck (L ). Please note, to ensure we remain GDPR compliant do not send your CV directly to us via this email.
What we offer you
At Arup, we care about each member's success, so we can grow together.
Guided by our values, we provide an attractive total reward package that recognises the contribution of each of our members to our shared success. As well as competitive, fair and equitable pay, we offer a career in which all of our members can belong, grow and thrive - through benefits that support health and wellbeing, a wide range of learning opportunities and many possibilities to have an impact through the work they do.
We are owned in trust on behalf of our members, giving us the freedom, with personal responsibility, to set our own direction and choose work that aligns with our purpose and adds to Arup's legacy. Our members collaborate on ambitious projects to deliver remarkable outcomes for our clients and communities. Profit Share is a key part of our reward, enabling members to share in the results of our collective efforts.
We also provide Private medical insurance, Life assurance, Accident insurance and Income protection cover. In addition, you'll have access to flexible benefits to help you look after all aspects of your wellbeing and give you the freedom and flexibility to find the best solutions for you, your family, and your individual needs.
Different People, Shared Values
Arup is an equal opportunity employer that actively promotes and nurtures a diverse and inclusive workforce. We welcome applications from individuals of all backgrounds, regardless of age (within legal limits), gender identity or expression, marital status, disability, neurotype or mental health, race or ethnicity, faith or belief, sexual orientation, socioeconomic background, and whether you're pregnant or on family leave. We are an open environment that embraces diverse experiences, perspectives, and ideas - this drives our excellence.
Guided by our values and alignment with the UN Sustainable Development Goals, we create and contribute to equitable spaces and systems, while cultivating a sense of belonging for all. Our internal employee networks support our inclusive culture: from race, ethnicity and cross-cultural working to gender equity and LGBTQ+ and disability inclusion - we aim to create a space for you to express yourself and make a positive difference.
Discover more about life at Arup at .
We are committed to making our recruitment process and workplaces accessible to all candidates. Please contact Louise Raisbeck ) to let us know if you need any assistance or reasonable adjustments throughout your application or interview process, and/or to perform the essential functions of the role. We will do everything we can to support you.
Our Application Process
To understand what to expect next, please visit our
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Closing Date - 31st July