At a Glance
- Tasks: Lead and innovate design projects for sustainable energy solutions.
- Company: Join Sinewave, a B-Corp Certified leader in energy transformation.
- Benefits: Competitive salary, enhanced pension, private medical, and flexible holiday options.
- Other info: Dynamic, inclusive workplace with excellent training and development opportunities.
- Why this job: Make a real impact in the energy sector while growing your career.
- Qualifications: Degree in electrical or construction engineering and design team management experience.
The predicted salary is between 50000 - 65000 £ per year.
Swindon, United Kingdom | Posted on 25/03/2026
Sinewave was founded in 2015 with a clear mission from the very start - everything that we do will always be a power for good. Since then, we have gone from a living room start-up to a leading force within the energy transformation sector. We are on a mission to help power the future more sustainably. We are the only B-Corp Certified ICP in the world. We’re part of powering the UK’s energy transition with innovative high and low voltage electrical solutions up to 400kV. From EV charging to renewables and commercial projects, we design, deliver, and maintain networks with sustainability and efficiency at heart. Join us to drive change and make an impact!
This role involves:
- Leading and scaling the design function, aligning delivery with commercial, programme, and client priorities.
- Overseeing development of concept scheme designs, ensuring alignment with Sinewave requirements and strategy.
- Overseeing the production of schematic diagrams from basic philosophy or engineer’s sketches.
- Completing audits and input into quality assurance on new and existing facilities to ensure installations are in line with both the design intent and best practices.
- Leading the design team in verification, validation, and certification of designs.
- Owning performance, capability, and development of the design team, driving accountability and growth.
- Acting as keystone stakeholder with commercial, translating technical design into scope, risk, and value.
- Managing design registers and design submissions, acting as reference/escalation point for queries from IDNO/DNO.
- Managing design data and records in line with ISO requirements.
- Ensuring proper engineering rigour on Designs for safety for LV-33KV projects.
- Driving continuous improvement of design governance, processes, and delivery efficiency.
When you join, you will go through our top-notch induction and onboarding process and have opportunities to develop further through our in-house training academy. At Sinewave, we are proud to be an equal opportunities employer, dedicated to creating a diverse and inclusive workplace where everyone feels valued and empowered to contribute. We review all applications impartially, ensuring decisions are based solely on merit, skills, and potential. If you require any adjustments to support you through the application or interview process, please let us know.
Requirements:
- Proficient in the use of Productivity and Collaboration Software such as Microsoft Office, Microsoft Teams, SharePoint etc.
- Excellent communication skills, including ability to adapt communication styles and outstanding listening skills.
- Strong interpersonal skills with demonstrated ability to use own initiative as well as work collaboratively as part of a team.
- Confident in working collaboratively as well as using own creativity and initiative to develop high standard designs.
- Excellent attention to detail which can be maintained when working under pressure.
- Confident in planning activities and managing the execution of associated designs.
- Proactive approach to solving challenging design issues.
- Able to accurately carry out volt drop, cable calculations and earthing calculations as needed.
- OEM / switchgear knowledge and understanding.
You’ll be a successful Design Manager at Sinewave if you:
- Hold a Bachelor Degree in electrical or construction engineering or have comparable demonstrable experience.
- Have a driving licence (maximum of 3 points).
- Have demonstrable experience in managing a small to medium design team.
- Have experience working with an IDNO / DNO.
- Have experience of G81 requirements.
- Understand relevant BS EN/ISO technical standards for cables/earthing etc.
- Comply with all company policies, procedures, and business ethics codes, including the anti-bribery policy.
In return for everything you can bring, we can offer you an exciting place to work with a welcoming and friendly workforce. We provide enhanced pension contributions matching 5% as standard, 25 days + Bank Holidays, private medical scheme, and access to our Sinewave Academy for career development.
If you think this is the right role for you and you want to be a part of #TeamSinewave, we’d love to hear from you.
Design Manager in Swindon employer: Sinewave Energy Solutions Ltd
Sinewave is an exceptional employer, offering a vibrant and inclusive work culture that prioritises employee growth and development. With a strong commitment to sustainability and innovation in the energy sector, employees benefit from comprehensive training through the Sinewave Academy, competitive salaries, and flexible holiday options, all while being part of a dynamic team that values collaboration and creativity. Located in Swindon, our headquarters fosters a sense of community, ensuring that every team member feels valued and empowered to make a meaningful impact.
Contact Details:
Sinewave Energy Solutions Ltd Recruitment Team
StudySmarter Expert Advice🤫
We think this is how you could land Design Manager in Swindon
✨Tip Number 1
Network like a pro! Get out there and connect with people in the industry. Attend events, join online forums, or even hit up LinkedIn. The more people you know, the better your chances of landing that Design Manager role at Sinewave.
✨Tip Number 2
Show off your skills! When you get the chance to chat with potential employers, be ready to discuss your past projects and how you've tackled design challenges. Make sure they see how your experience aligns with Sinewave's mission of powering the future sustainably.
✨Tip Number 3
Prepare for the interview! Research Sinewave’s values and recent projects. Think about how you can contribute to their goals and be ready to share your ideas on improving design processes. This will show them you're not just another candidate, but someone who truly cares about their mission.
✨Tip Number 4
Don’t forget to follow up! After your interview, drop a quick thank-you email to express your appreciation for the opportunity. It keeps you fresh in their minds and shows your enthusiasm for the role. Plus, it’s a great way to reiterate your fit for the Design Manager position!
We think you need these skills to ace Design Manager in Swindon
Some tips for your application 🫡
Tailor Your Application:Make sure to customise your CV and cover letter for the Design Manager role. Highlight your relevant experience and skills that align with Sinewave's mission and values. We want to see how you can contribute to our goal of powering the future sustainably!
Showcase Your Creativity:As a Design Manager, creativity is key! Use your application to demonstrate your innovative thinking and problem-solving skills. Share examples of past projects where you’ve led design initiatives or tackled challenging design issues.
Be Clear and Concise:When writing your application, keep it clear and to the point. Use bullet points where possible to make your achievements stand out. We appreciate straightforward communication, so don’t be afraid to show us what you can do without fluff!
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, you’ll find all the details about the role and our company culture there!
How to prepare for a job interview at Sinewave Energy Solutions Ltd
✨Know Your Stuff
Make sure you brush up on the technical aspects of design management, especially related to electrical engineering. Familiarise yourself with G81 requirements and relevant BS EN/ISO standards. This will show that you're not just a pretty face but someone who knows the ins and outs of the industry.
✨Showcase Your Leadership Skills
As a Design Manager, you'll be leading a team, so be prepared to discuss your experience in managing design teams. Share specific examples of how you've driven accountability and growth within your team. Highlight your ability to balance collaboration with individual creativity.
✨Communicate Clearly
Excellent communication is key for this role. Practice articulating your thoughts clearly and concisely. Be ready to adapt your communication style based on who you're speaking to, whether it's a client or a team member. Remember, listening is just as important as talking!
✨Prepare for Problem-Solving Questions
Expect questions that assess your proactive approach to solving design challenges. Think of specific instances where you've tackled complex issues, like volt drop or cable calculations. Show them that you can think on your feet and come up with effective solutions under pressure.
