Key Account Manager - BMS Service & PPM Maintenance Contracts

Location: Essex, Sussex & London (Hybrid / Field-Based)

Salary: £50,000 - £60,000

Benefits: Company car or car allowance, fuel card, 25+ days holiday, pension, private healthcare, life assurance, laptop/mobile, structured bonus plan, training & development opportunities

Contract Type: Full-time, Permanent

About the Role

My client, a leading provider of BMS service and maintenance solutions, is seeking an experienced Key Account Manager to manage and grow a portfolio of Service & Planned Preventative Maintenance (PPM) Contracts across Essex, Sussex and London.

This is a field-based, client-facing role where you'll take ownership of key accounts, ensuring contract compliance, client satisfaction and commercial growth. You will play a vital role in managing service delivery, renewals, and identifying upsell opportunities within the BMS environment.

Key Responsibilities

• Manage a portfolio of BMS Service & PPM contracts across the South Eastregion



• Act as the key point of contact for existing clients, leading performance reviews and driving client satisfaction



• Monitor KPIs and SLAs, taking proactive steps to address any service issues



• Develop and present proposals for contract renewals, upgrades, or additional services



• Collaborate closely with service delivery teams to ensure high-quality execution of maintenance works



• Maintain strong financial oversight across accounts, including forecasting and profitability



• Support business development by identifying new opportunities within existing client sites

Candidate Profile

My client is looking for a commercially minded professional with a background in technical service environments-particularly within BMS, HVAC, or facilities management.

Essential Skills & Experience:

• Proven experience in managing service-based contracts



• Strong understanding of BMS systems (e.g. Trend, Siemens, Tridium, Honeywell)



• Excellent client relationship and stakeholder management skills



• Commercial acumen with the ability to spot opportunities and influence decision-making



• Full UK driving licence with the flexibility to travel across Essex, Sussex, and London

Desirable:

• Experience working for or with FM providers, building services contractors, or BMS integrators



• Previous technical experience in BMS service, commissioning, or maintenance

Salary & Benefits

My client offers a competitive package designed to attract high-performing professionals: