Design Manager - Renewables in Chesterfield

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We're looking for a forward‑thinking Renewables Manager to lead one of the largest and fastest‑growing specialist engineering teams in the UK. If you excel at building high‑performing design teams, driving engineering excellence, and shaping technical strategy across Solar, BESS, Microgrids, and EV infrastructure — this is the role for you.

As a key member of our senior leadership team, you will be responsible for overseeing multidisciplinary engineering functions while ensuring industry‑leading standards, technical quality, and operational delivery across our renewable energy portfolio. This is your chance to influence the UK's energy transition at scale.

About the Role

As our Renewables Manager, you will lead a team of design engineers, senior engineers, and technical specialists across multiple renewable energy technologies. You will manage capability, capacity, process, and delivery across the department, ensuring consistent technical excellence and commercial success. You will also play a vital role in shaping long‑term strategy, developing engineering standards, supporting innovation, and guiding continuous improvement across the business.

Key Responsibilities

• Strategic Leadership
  • Lead the strategic development of the design engineering function across Solar PV, BESS, Microgrids, and EV charging infrastructure.
  • Drive team structure, resource planning, recruitment, and skills development.
  • Support senior leadership with business planning, forecasting, and technical direction.
  • Oversee the technical governance of all renewable engineering outputs.
• Team & People Management
  • Manage a large, multidisciplinary design engineering team with direct reports (senior designers, technical leads).
  • Build a culture of ownership, collaboration, and technical excellence.
  • Develop and deliver technical training programmes and competency frameworks.
  • Conduct performance management, coaching, mentoring, and succession planning.
• Technical & Quality Oversight
  • Ensure all engineering designs comply with standards, regulations, and best practice.
  • Oversee quality assurance processes, audits, and technical approvals.
  • Act as the senior escalation point for complex technical challenges.
  • Evaluate and implement new technologies, tools, and engineering methodologies.
• Operational & Project Support
  • Support cross‑functional teams across delivery, commercial, and commissioning.
  • Review major projects, large‑scale systems, and bespoke engineering solutions.
  • Provide senior input into bids, proposals, client meetings, and technical presentations.
  • Ensure documentation, design packs, and engineering outputs are accurate and consistent.
• Innovation & Industry Engagement
  • Lead continuous improvement and R&D initiatives across renewable technologies.
  • Keep the business ahead of industry changes and future regulatory requirements.
  • Represent the company at technical events, conferences, and stakeholder discussions.

About You

Essential Experience

• Significant leadership experience managing large engineering or design teams.
• Strong background in at least two of: Solar PV, BESS, Microgrids, EV Charging, heat pumps.
• Proven ability to develop people, processes, and complex engineering capability.
• Excellent understanding of renewable energy standards, grid requirements, and design methodologies.
• Confident leader capable of influencing senior stakeholders and technical teams.
• Strong organisational, communication, and planning skills.
• Strong understanding in the BS wiring regulations.

Desirable

• Chartered Engineer (CEng) or working towards.
• 18th Edition wiring regulations.
• QCF level 4 in design.
• Leadership or management qualifications.
• Experience within a high‑growth engineering environment.
• Knowledge of software tools used in Solar, BESS, heat pumps and Microgrid design.
• Understanding of DNO/ICP processes, grid modelling, and energy optimisation techniques.

What We Offer

• Senior leadership opportunity within a rapidly expanding renewables business.
• Ownership of a multi‑technology engineering function.
• Career development within a major UK energy and infrastructure provider.
• Exposure to cutting‑edge technologies shaping the energy transition.
• Competitive salary, bonus, and benefits package.

Our market-leading offering provides you with benefits that suit your lifestyle. We have a virtual GP on hand for you and members of your household. So you can get expert advice by video or phone without having to leave your home. We offer financial wellbeing assistance through our Salary Finance scheme. For example, you could access 50% of your earned pay before payday for a small fee. Salary Finance also offers competitive loans.

When you join us, we’ll give you a link to our flexible lifestyle benefits platform, Choices. You might choose to purchase up to five extra days’ holiday each year. You might buy critical illness insurance, seek dental treatment or buy technology products at an affordable cost. There are many choices!

We give you access to high street discounts from thousands of well-known retailers, gyms and more through our MiDeals platform. And we have a cycle-to-work scheme. Life cover of up to four times your salary is available. We also offer enhanced pension contributions, a save-as-you-earn scheme, and a Mitie Matching Share Plan (you could even be awarded free shares in Mitie).

We award our employees with Mitie Stars as recognition for their hard work. There are cash prizes up for grabs each month and at the end of the year there’s a chance to scoop a top prize of £10!

Our success is a direct result of the experience and quality of our people. Progressing your career is therefore a top priority for us. We offer a diverse variety of training and development avenues via a wide selection of learning resources to suit you.

We are committed to ensuring our recruitment process is inclusive and accessible to all. If you have a disability or long-term condition (for example dyslexia, anxiety, autism, a mobility condition or hearing loss) and need us to make any reasonable adjustments, changes or do anything differently during the recruitment process, please let us know by emailing Dan Dyke at .