Business Development Manager - Data Centre Water Treatment & Cooling Solutions (Europe) Chem-Aqua (NCH Europe) | Part of Solenis Group About Solenis & Chem-Aqua Solenis is a integral leader in specialty chemicals, delivering sustainable solutions to water-intensive industries worldwide.
Operating in more than 160 countries with over 23,000 employees, Solenis helps customers improve operational efficiency, performance, and sustainability.
Chem-Aqua (NCH) , now part of the Solenis Group, is a recognised specialist in industrial water treatment, applied chemistry, and cooling system optimisation.
We support industrial customers and operators of mission-critical infrastructure, particularly within the rapidly growing Data Centre sector, where water management and cooling performance are business-critical.
The Role As part of the continued growth of the European Data Centre market, we are looking for a commercially driven Business Development Manager to lead the development of strategic water treatment and cooling optimisation solutions across Europe.
You will engage with major Data Centre operators including hyperscalers, colocation providers, and large infrastructure operators, managing complex, high-value sales cycles across multiple countries.
Key Responsibilities New Business Development - Data Centres Identify and target key Data Centre operators across Europe
Develop and secure multi-site / multi-country agreements
Build and manage a strong pipeline of strategic opportunities
Drive new customer acquisition within mission-critical environments
Account Expansion & Growth Expand existing agreements into additional sites and regions
Replicate proven technical solutions across customer portfolios
Accelerate implementation and revenue generation
Technical & Strategic Sales Lead complex consultative sales cycles involving: water treatment
cooling systems
operational performance
energy efficiency
Develop high-value technical proposals




Coordinate internal technical, engineering, and operational teams

Strategic Customer Relationships Engage with engineering, operations, procurement, and leadership stakeholders
Position Chem-Aqua as a trusted partner in water treatment and cooling optimisation

What We're Looking For

You have strong experience in technical B2B sales, ideally within areas such as:
Industrial water treatment chemicals or services
Cooling systems, HVAC, or thermal solutions
Critical environments such as Data Centres, industrial operations, or utilities
You are likely already working within water treatment, specialist chemicals, technical services, or mission-critical infrastructure and are looking for a more strategic European-level commercial role.
Proven success selling complex technical solutions
Data Centre experience is advantageous, but not essential.
Skills & Profile Strong business development and closing capability
Comfortable operating in technical environments
Able to engage confidently with engineers and operational teams
Good understanding of water, cooling, and infrastructure performance challenges
Self-driven, commercially focused, and relationship-oriented
Languages - Fluent English required - Spanish highly advantageous
Why Join Us Key commercial role within one of the fastest-growing sectors in Europe
Opportunity to work with major Data Centre operators and hyperscalers
Strong technical differentiation and market positioning
Backed by a large international organisation with long-term growth ambitions
Strategic sales environment with high-value projects and real impact
What We Offer Competitive salary and bonus structure
Attractive benefits package
Collaborative and international environment
Long-term career development opportunities
Solenis is an equal opportunity employer. All qualified applicants will receive consideration without regard to age, race, colour, religion, sex, sexual orientation, gender identity, national origin, or disability.

📌 Business Development Manager (Madrid)
🏢 Solenis
📍 Madrid