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R&D Chemist – Sealants

Hiratsuka, Kanagawa, jp💼 Full-time🗓 2026-04-10 → 2026-07-31

Core

Lead R&D projects to design, formulate, test, and optimize construction sealants (polyurethane, hybrid systems) for waterproofing applications.

Role type

R&D Chemist / R&D Project Manager

Builds

Novel sealant formulations and optimized manufacturing processes for the construction industry

Domain

Construction chemicals, polymer science, waterproofing

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work -> product features

Required skills

Polymer chemistry, emulsions, rheology, liquid-applied waterproofing membrane formulation, tensile strength testing, elongation testing, adhesion testing, permeability testing, UV resistance testing, dispersion processes, curing processes, mixing methods, application methods, FTIR, DSC, TGA, Rheometer

Preferred skills

Solvent-based systems, water-based systems, reactive resin systems, construction chemicals, protective coatings, industrial waterproofing solutions, green chemistry, sustainable material alternatives, patent development

Technologies

FTIR, DSC, TGA, Rheometer

Responsibilities

Lead design, planning, and execution of R&D projects for construction sealants; Conduct laboratory testing (mechanical, chemical, thermal, water resistance); Research and assess raw materials and additives; Improve manufacturing processes for consistency and efficiency; Ensure compliance with international and regional standards; Collaborate with production, quality control, and sales teams to resolve technical issues; Maintain accurate records of R&D activities and experimental data; Prepare comprehensive reports and technical documents.

Seniority

Mid-level, hands-on IC

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