Provides technical and application expertise for FTIR and Raman instrument portfolios. Supports pre-sales through demonstrations, feasibility studies, sample analyses, technical proposals, and customer consultations. Delivers installation, product, and application training; assists with method development, troubleshooting, and optimization. Collaborates with Sales, Service, Marketing, and global product teams, monitors market trends, develops technical content, supports product launches, and identifies business opportunities. Extensive travel is required.