CORE Engineering Services Group LTD
Business Development Manager
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Business Development Manager – Commercial Air Conditioning & M&E
Location: London & Surrounding areas (Hybrid Working Available)
Salary: Competitive Basic + Uncapped Commission + Company Vehicle/Allowance + Bonus
Join a Growing HVAC & M&E Specialist
At Core Engineering Services Group Ltd, we specialise in delivering high-quality commercial air conditioning, HVAC and mechanical & electrical solutions across London and the South East. Working alongside leading Facilities Management companies and blue-chip organisations, we provide installation, planned maintenance, reactive repairs and major project works across a wide range of commercial buildings. Our engineers are F-GAS qualified with extensive industry experience, delivering exceptional technical expertise and customer service.
Due to continued growth, we are looking for an ambitious Business Development Manager with a strong background in commercial air conditioning to help drive the next stage of our expansion.
The Role
This is a high-impact position focused on generating new business opportunities and developing long-term relationships with Facilities Management companies, property management organisations, consultants, end users and commercial building owners.
You will identify opportunities for:
- Air conditioning maintenance contracts
- HVAC installations and refurbishment projects
- Chiller, VRV/VRF and critical cooling solutions
- Mechanical & Electrical maintenance contracts
- Reactive and planned maintenance services
- Capital replacement projects
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Working closely with our technical and commercial teams, you will develop tailored proposals that demonstrate the value Core Engineering brings through technical excellence, responsiveness and long-term partnership.
Responsibilities
- Generate new commercial opportunities across London and the UK.
- Build relationships with FM companies, managing agents and end clients.
- Identify upcoming HVAC and M&E projects.
- Attend client meetings, surveys and networking events.
- Prepare quotations and commercial proposals.
- Manage opportunities through the full sales cycle.
- Achieve agreed sales and gross profit targets.
- Maintain an active CRM pipeline.
- Represent Core Engineering professionally within the industry.
About You
We're looking for someone who understands commercial HVAC—not just sales.
Essential:
- Proven Business Development or Sales experience within commercial air conditioning or HVAC.
- Strong understanding of commercial AC systems including VRF/VRV, chillers, split systems and AHUs.
- Existing relationships within Facilities Management, Property Management or Building Services.
- Excellent communication and negotiation skills.
- Self-motivated with a proactive approach to winning business.
- Full UK Driving Licence.
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Desirable:
- M&E or Building Services experience.
- Experience tendering maintenance contracts.
- Knowledge of F-GAS legislation and commercial maintenance requirements.
- Existing network of FM decision makers.
What We Offer
- Competitive basic salary.
- Uncapped commission structure.
- Company vehicle or car allowance.
- Mobile phone and laptop.
- Flexible working.
- Ongoing professional development.
- Genuine opportunity to progress into a senior commercial leadership role.
- The chance to help shape the future of one of the UK's growing HVAC specialists.
Why Core Engineering?
At Core Engineering, we combine technical excellence with exceptional customer service. We work on everything from planned maintenance and reactive repairs through to complex installations involving chillers, VRF/VRV systems, critical cooling and bespoke HVAC solutions. Every project is backed by experienced engineers, clear communication and a commitment to delivering long-term value for our clients.
If you're passionate about building relationships, winning new business and helping clients improve the performance and reliability of their HVAC assets, we'd love to hear from you.
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