Scientist | Formulation & Nucleic Acid Delivery Development

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Some degree of PPE (Personal Protective Equipment) required (safety glasses, gowning, gloves, lab coat, ear plugs etc.)

Job Description

About Thermo Fisher Scientific

At Thermo Fisher Scientific, we develop solutions that help people live healthier, cleaner, and safer lives. This is more than our mission — it is the impact our colleagues make every day.

At our Vilnius site, we develop and manufacture innovative life science and diagnostic technologies used by researchers, clinicians, and laboratories around the world. Our teams work in an international scientific environment where formulation science, chemistry, analytics, biology, product development, and manufacturing come together to create products that support customers globally.

Join a team where formulation development, scientific problem-solving, and collaboration help advance next-generation nucleic acid delivery technologies.

Job Overview

We are looking for a Scientist, Formulation Scientist to support the development, optimization, and characterization of formulations for nucleic acid delivery reagents.

In this role, you will contribute to the development of lipid- and nanoparticle-based delivery systems by performing hands-on laboratory work, executing formulation studies, and generating high-quality experimental data. You will support R&D projects from early-stage research through development, working as part of a multidisciplinary team.

This role is a strong fit for a scientist who enjoys practical laboratory work, analytical characterization, and collaborative problem-solving. You will work closely with R&D, Synthetic Chemistry, Analytical Development, Process Development, Manufacturing, Quality Control, Regulatory Affairs, Biology, and Program Management teams.

We are looking for someone curious, proactive, team-oriented, and comfortable working in a global, multidisciplinary environment. Strong communication and collaboration skills are important for success in this role.

Key Responsibilities

• Support the design, development, and characterization of formulations for nucleic acid delivery systems, including lipid- and nanoparticle-based platforms

• Execute formulation studies under guidance from senior scientists to evaluate critical quality attributes, including particle size, encapsulation efficiency, stability, and physicochemical properties

• Perform hands-on laboratory work to prepare, test, and optimize formulation compositions and process parameters

• Contribute to improving formulation performance, reproducibility, and manufacturability through experimental work

• Support R&D and Biology teams by generating experimental data linking formulation properties to functional performance

• Perform analytical characterization using techniques such as DLS, UV-Vis spectroscopy, HPLC/UHPLC, LC-MS, and other applicable methods

• Support stability studies and contribute data to development and technology transfer activities under supervision

• Maintain accurate laboratory documentation, including lab notebooks, study records, and technical reports

• Ensure compliance with laboratory safety requirements, GMP/GLP principles where applicable, and data integrity standards

• Collaborate effectively with cross-functional teams to support project milestones

• Support continuous improvement initiatives within the formulation development team

• Stay current with advances in nucleic acid delivery technologies, lipid nanoparticle formulation, and analytical characterization

Experience and Qualifications

• Master's degree in Pharmaceutical Sciences, Chemistry, Biochemistry, Chemical Engineering, Materials Science, or a related scientific field

• 0–2 years of experience in formulation development, laboratory-based research, or a related scientific area

• Experience or academic exposure to drug delivery systems, nanoparticles, lipid-based formulations, or similar topics

• Basic experience with analytical techniques such as DLS, HPLC/UHPLC, UV-Vis spectroscopy, LC-MS, or similar methods (academic or industry)

• Experience performing laboratory experiments, formulation work, or stability studies

• Strong written and spoken English skills

Skills and Competencies

• Strong hands-on laboratory skills and attention to detail

• Ability to follow experimental protocols and execute laboratory work accurately

• Basic understanding of formulation principles and experimental design

• Good documentation and organizational skills

• Ability to manage assigned tasks in a structured and timely manner

• Strong teamwork and communication skills

• Ability to work in a cross-functional and collaborative environment

• Proactive attitude and willingness to learn

• Commitment to scientific quality and continuous development

Preferred Qualifications

• Basic understanding of nucleic acid delivery systems or lipid nanoparticles

• Interest in analytical method development and validation concepts

• Exposure to GMP/GLP or regulated laboratory environments (academic or industry)

• Interest in pharmaceutical or biopharmaceutical product development

• Experience working in a research or industrial laboratory environment during studies or internships

What We Offer

• Annual performance bonus and additional financial benefits

• Comprehensive health package, including private health, life and accident insurance

• Wellbeing support for employees and their family members, including mental health consultations, health check-ups, vaccinations, and on-site health initiatives

• Opportunities for professional growth through internal training, access to Thermo Fisher e-University, and continuous development

• The opportunity to work in a global, innovation-driven organization and collaborate with international teams

• Daily benefits such as subsidized meals, gym access, and company transportation

• An inclusive and supportive culture, with team events and community initiatives

• 2 additional paid volunteering days per year

How to Apply

If you enjoy hands-on laboratory work, formulation science, analytical characterization, and working in collaborative teams to support scientific development, we invite you to apply.

Compensation

The monthly salary range estimated for this position based in Lithuania is €2 183,33–€3 270,83.