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Associate Scientist I, Nanoparticle Process Development

Strand Therapeutics
USAfull_timePosted 27 May 2026

About the role

<p><span style="text-decoration: underline;">Company Overview:</span></p> <p>Strand Therapeutics is a clinical stage biotechnology company utilizing synthetic biology to genetically program mRNA to deliver truly revolutionary immunotherapies to patients.</p> <p>Building on the idea of creating smart therapies based on Boolean logic circuits, Strand was started by biological engineers working together at MIT who were seeking to apply the concept of the emerging field of mRNA therapeutics. Strand's technology is therapeutic-area and mRNA modality agnostic where therapeutic proteins are encoded onto modified, self-replicating, or circular mRNA backbones which in turn are programmed with cell-specific sensors and circuits.</p> <p>Today, Strand has established three platforms with one clinical stage asset and several programs in preclinical development as well as early discovery. Our lead program, STX-001, is currently being evaluated in a phase 1 clinical trial for solid tumors. Our corporate headquarters is located in the Fenway district of Boston, Massachusetts.</p> <p><strong>Become the next standout single <em>strand!</em></strong></p> <p><span style="text-decoration: underline;">Job Summary:</span></p> <p>Strand is looking for people who have the enthusiasm and motivation to be a highly contributing member of a small but extremely productive team. This opportunity will offer the employee the ability to work in a matrix-based environment and be a part of the future strategy of the company.</p> <p>We are looking for a highly motivated and innovative candidate for the role of Associate Scientist I of Nanoparticle Process Development. This individual will support in production and scale up of LNPs with nucleic acid payload. Reporting to the Principal Scientist of Nanoparticle Process Development, the right candidate will be a strategic thinker that brings a leadership presence and enthusiasm for Strand along with a deep scientific knowledge.</p> <p><u>Primary Responsibilities:</u></p> <ul> <li>Execute experiments related to LNP mixing and downstream purification/filtration to improve the process.</li> <li>Contribute to development of a robust formulation process with emphasis on scale-up, tech-transfer and stability.</li> <li>Contribute to thorough characterization of LNPs by existing methods and collaborating with internal stakeholders on developing new methods.</li> <li>Coordination with other team members to support the group's research activities in a fast-paced and collaborative environment.</li> </ul> <p><u>Qualifications:</u></p> <ul> <li>B.S. or Advanced Degree with at least 1-2 year of relevant experience with an educational focus in Chemical Engineering

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Strand Therapeutics

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