Application Engineer - Global High Tech in London

Nalco Water, an Ecolab Company, is seeking an experienced and motivated Pre‑sales Engineer to join our innovation efforts and support our customers in the Global High Tech (GHT).

We are seeking a candidate with a strong technical background, who is ‘hands‑on’, ideally with practical field/application experience, who is self‑motivated, enjoys versatility and work across different topics and projects, has a desire for collaboration and is a creative problem solver.

• What’s In It For You
• The opportunity to take on some of the world’s most meaningful challenges, helping customers achieve clean water, safe food, abundant energy and healthy environments
• The ability to make an impact and shape your career with a company and a team that is passionate about growth
• The support of an organization that believes it is vital to include and engage diverse people, perspectives and ideas to achieve our best
• A culture that values safety first, including training and personal protection.
• The Main Responsibilities Of The Role Are To
• Hands‑On
• Solution

Support: Work closely with Solution Architects to translate predefined architectures into detailed technical specifications and client‑ready proposals for Designers.

• Technical Documentation: Prepare design documents, system diagrams, and compliance materials that reflect the architect’s solution blueprint.
• Training & Enablement: Deliver workshops and technical sessions to internal teams and external partners to explain solution details.

Collaboration: Partner with product managers, R&D, and service engineers to validate feasibility and ensure smooth handover from design to delivery.

• Customer & Consultant Engagement: Support sales teams and design firms with technical presentations, demonstrations, and responses to RFPs.
• Specification Alignment: Ensure Ecolab/Nalco Water solutions are accurately represented in consultant specifications and bid documents.

Qualifications And Experience

• Bachelor’s degree in Engineering (preferably Chemical, Environmental, Mechanical or equivalent)
• Relevant experience in water treatment, industrial systems, or complex technical solutions
• Experience in technical roles with customer exposure (e. g. pre‑sales, application engineering, technical support)
• Ability to interpret and translate solution architectures into detailed technical specifications

• Experience in preparing

• Technical documentation
• System diagrams (e. g. P&ID, layouts)
• Compliance and regulatory documents
• Familiarity with RFP/RFQ processes and related technical responses
• Knowledge of water treatment solutions, industrial systems, or sustainability technologies
• Understanding of relevant technical standards and regulatory requirements

• Proven experience working cross‑functionally with

• Solution Architects
• Product Management
• R&D
• Service/Field Engineers
• Ability to validate technical feasibility and support the transition from design to execution
• Experience working in matrix and international environments
• Strong capability to simplify complex technical concepts into clear, customer‑oriented messaging
• Capability to assemble and troubleshoot electronic systems: including, pumps, sensors, and other electro‑mechanical hardware systems is an advantage.
• Knowledge of cooling technologies, cold plates, and cooling distribution units is an advantage.
• Self‑starter, who is willing to learn and has a ‘hands‑on’ approach
• Good communication skills; with the ability to deliver complex information in an easy‑to‑understand format
• Creative problem‑solving skills
• Works well under pressure
• Proficiency in English (both written and verbal) required
• Our Commitment to Diversity and Inclusion

At Ecolab, we believe the best teams are diverse and inclusive, and we are on a journey to create a workplace where every associate can grow and achieve their best.

We are committed to fair and equal treatment of associates and applicants.

We recruit, hire, promote, transfer and provide opportunities for advancement on the basis of individual qualifications and job performance.

In all matters affecting employment, compensation, benefits, working conditions and opportunities for advancement, we will not discriminate against any associate or applicant for employment because of race, religion, color, creed, national origin, citizenship status, sex, sexual orientation, gender identity and expressions, genetic information, marital status, age or disability.

Notre engagement envers une culture d'inclusion et d'appartenance Ecolab s'engage à traiter de manière juste et équitable ses collaborateurs ainsi que tous les candidats, tout en promouvant le principe d´égalité des chances dans l'emploi.

Nous recruterons, embaucherons, promouvrons, transférerons et offrirons sur tous les sujets (avancement dans l´entreprise, rémunération, avantages sociaux, conditions de travail etc.) des possibilités d´évolution en fonction des qualifications individuelles et des résultats de chacun.

Ecolab ne fera aucune discrimination à l'encontre d'un associé ou d'un candidat en raison d'un origine, d'un religieux, de sa couleur, de son croyance, de son sexe, de son orientation sexuelle, de son identité et de son expression de genre, des informations génétiques, de son état matrimonial, de son âge ou de son handicap.

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