Mechanical Design Engineer - Principal or Associate

Hilson Moranare interdisciplinary consultants, engineers and advisors, applying progressive design thinking to shape the environments we live in. We provide a full range of engineering services, exciting innovation and design solutions on a wide range of projects from across our network of offices in the UK. Our projects span the globe, from World Cup stadiums in the Middle East and landmarks in London, to luxury hotels in New York and development projects in India. We are seeking to employ an proactive and enthusiastic Associate or Principal Mechanical Design Engineer to join our expanding team in London.

As an experienced professional who ideally holds professional accreditation or is actively pursuing it, you will bring an extensive portfolio demonstrating your expertise and capabilities. You will deliver your design services within a diverse and challenging range of design projects, with your project range varying across a range of different scales, complexity, sectors, and geographies.

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• Working alongside the Associate Director, managing extensive individual projects whilst supporting project coordination.
  
• Strongly support the day‑to‑day running of projects, ensuring they are delivered to the highest technical standards.
  
• Act as a key client interface at the project level when the Project Director cannot attend. Understand the clients requirements and align them with the project goals. Encourage clients to call when they need advice, tackling client problems to encourage long‑term partnerships.
  
• Assist in marketing activities, including developing a deep network of contacts within the industry and with clients.
  
• Attend evening functions and receptions regularly to reinforce our sales and marketing activities.
  
• Assist in the development of fee proposals and presentations.
  
• Support the team with quality control on projects and ensure that the company quality assurance and compliance standards are upheld in accordance with the Business Management Procedures.
  
• Complete project references and presentations to be used for marketing purposes.
  
• Take the initiative to propose ideas to improve marketing.
  
• Manage quality control on projects and ensure that the company quality and compliance standards are upheld in line with the Business Management Procedures.
  
• Work with the Project Director to evaluate challenges from a project, identify and develop solutions for new projects to mitigate risks and develop opportunities in the future.
  
• Be present, making yourself visible and available amongst the project team.
  
• Conduct performance assessments, provide constructive feedback, and identify skill gaps and opportunities for learning & development as a line manager.
  
• Encourage a growth culture and provide support for early career staff learning and development.
  
• Closely monitor the design work carried out by other team members.
  
• Provide technical training to staff.
  
• If applicable, liaise with the BIM team continually to ensure they know drawing requirements.
  
• Assist the Project Manager in ensuring all additional work undertaken is appropriately identified and additional fees are claimed where appropriate.
  

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• MSc or BSc in Environmental or Engineering discipline, with Chartered Engineer status or a strong ambition to achieve chartership through CIBSE or IMechE.
  
• Have mechanical engineering experience at a senior level, particularly in commercial projects, including new builds, refurbishments, and fit‑outs.
  
• Experience in laboratory, light industrial, and/or hotel developments.
  
• Understanding of sustainable building design, renewable energy and low‑carbon technology.
  
• In‑depth knowledge of ISO 9001 and ISO 14001 requirements.
  
• Expertise in Building Services Engineering Systems, including their performance, application, and operation, gained in a design office setting.
  
• Strong analytical skills to influence the drive for continuous improvement.
  
• Proactive, adaptable, and approachable engineer with strong client‑facing and communication skills at all levels, demonstrating initiative.
  
• Experience with design and build projects is advantageous.
  

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• Showcase strong technical expertise through client presentations, building trust and fostering relationships internally and externally.
  
• Review calculations, specifications, and drawings to ensure compliance with client briefs and project requirements.
  
• Support the Project Director in managing project finances and ensuring alignment with best management practices.
  
• Apply technical skills to deliver complex projects while providing expert guidance to drive innovation, creativity, and a design‑led approach.
  
• Communicate effectively with senior clients and stakeholders, evaluating project variations and proposing scope, programme, and fee adjustments.
  
• Foster a collaborative and inclusive work environment that promotes teamwork, knowledge sharing, creativity, and problem‑solving.
  
• Demonstrate leadership, strong organisational skills, and attention to detail to meet project milestones and drive successful outcomes.
  

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• Enhanced annual leave entitlement of 25 days per annum, plus public holidays. Your annual leave entitlement will increase based on length of service with us up to 28 days plus public holidays.
  
• Enhanced company pension contribution.
  
• Annual budget to spend on personal wellbeing activities.
  
• Access to our healthcare scheme.
  
• Access to confidential wellbeing support services via our Employee Assistance Programme.
  
• Paid volunteering days to support causes important to you.
  
• Fun company events including our annual winter party and our full company summer social.
  
• Season ticket loans.
  
• Cycle to work scheme.
  
• Options for unpaid leave and career breaks.
  

Mid‑Senior level

Full‑time

Engineering and Information Technology

Civil Engineering