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 Madrid is a growing Data Centre hub and an important focus for Chem‐Aqua's development in Spain. We are looking for an experienced, commercially driven Business Development Manager to build strategic opportunities in water treatment and cooling optimisation, with a particular focus on the Madrid Data Centre market.
You will engage with hyperscalers, colocation providers and major infrastructure operators, developing high-value technical sales opportunities in Madrid and the wider Spanish market while contributing to multi-site and international customer projects.
Key Responsibilities New Business Development – Data Centres Identify and target Data Centre operators and relevant decision-makers in Madrid and the wider Spanish market
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 and 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 Experience 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, specialty 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 & Spanish required
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