Principal Process Engineer - Membrane Development

Donaldson is committed to solving the world's most complex filtration challenges. Together, we make cool things. As an established technology and innovation leader, we are continuously evolving to meet the filtration needs of our changing world. Join a culture of collaboration and innovation that matters and a chance to learn, effect change, and make meaningful contributions at work and in communities.

As a Principal Process Engineer in the Purilogics business unit at Donaldson Company, you will play a key role in advancing membrane-based chromatography products. You will lead the design, optimization, and scale-up of chemical synthesis processes critical to our product development as well as assist with the successful technology transfer from R&D to manufacturing. This role requires in-depth knowledge of chemical and engineering principles, hands-on technical expertise, and strong leadership in driving projects from early development through technology transfer. You will collaborate cross-functionally with R&D, manufacturing, quality, and supply chain teams to ensure robust, efficient, and cost-effective processes.Qualified candidates must be able to work an on-site schedule at our Greenville, SC office.

Role Responsibilities :

• Lead chemical synthesis projects focused on membrane functionalization, including planning, execution, and reporting, while ensuring on-time delivery.
• Design, optimize and scale up processes for new and existing products, with a focus on efficiency, reproducibility, and high quality.
• Develop and execute experimental studies, analyze data, and generate recommendations for process improvements.
• Design and establish test methodologies to support process development and validation
• Prepare and review technical documentation, including protocols, reports, and process descriptions, and deliver presentations as needed.
• Collaborate with R&D teams to transfer technologies into manufacturing, ensuring smooth scale-up and implementation.
• Support troubleshooting of complex process issues and provide technical guidance to cross-functional teams.
• Act as a technical lead by providing guidance and mentorship to emerging R&D scientists and engineers.
• Communicate results and analyses effectively to stakeholders to support decision-making.
• Support other operational activities as required.

TRAVEL : Up to 10%

Minimum Qualifications :

Preferred Qualifications :

Relocation : This position is not eligible for relocation assistance.

Immigration Sponsorship Not Available :

Applicants for this position must be currently and legally authorized to work in the United States without the need for current or future sponsorship (e.g., H-1B, J-1, F-1, CPT, OPT, etc.).

Donaldson will not offer immigration sponsorship or assume sponsorship of an employment visa for this position.

International relocation or remote work arrangements outside of the U.S. will not be considered.

Key Words : Membrane, Scale up, Chromatography, Statistical Software

Equal Opportunity Employer, including Disability and Veterans

Employment opportunities for positions in the United States may require use of information which is subject to the export control regulations of the United States. Hiring decisions for such positions are required by law to be made in compliance with these regulations. Applicants for employment opportunities in other countries must be able to meet the comparable export control requirements of that country and of the United States.

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