Scientist II, Toxicology
Kailera TherapeuticsWaltham, MassachusettsPosted 26 March 2026
Job Description
At Kailera, we are bold, authentic and committed to our mission of developing therapies that give people the power to transform their lives and elevate their overall health. Rooted in an entrepreneurial spirit and a team-oriented culture, we are working together to advance Kailera’s mission to advance novel therapies for obesity and related conditions.
We are passionate about creating an inclusive workplace that promotes collaboration, integrity, and excellence. As we expand, we seek the most talented individuals with diverse backgrounds, cultures, perspectives, and experiences to join our team.
What You’ll Do:
The primary responsibility for the Scientist II, Toxicology will be to function as a key pharmacology and toxicology liaison/subject matter expert in support of external contract research organization (CRO) activities. The Scientist II, Toxicology is expected to ensure non-clinical studies are conducted in accordance with protocols and are aligned with the overall development strategy. In addition, the successful candidate will actively participate in scientific discussions within the non-clinical group for all compounds across the portfolio.
Required location: Waltham, MA (hub-based, onsite 3-4 days per week)
Responsibilities:
Serve as the primary Kailera representative (Study Monitor) for non-clinical (pharmacology and toxicology) studies conducted at CROs
Collaborate with Non-clinical Project Leaders and other scientists to design and develop study protocols, ensuring CROs have the technical capabilities to meet study requirements
Conduct site visits to CROs to assess technical capabilities and ensure studies are executed in strict accordance with protocols
Act as the first line of contact for study-related issues, assessing their impact on study integrity and escalating as needed
Ensure GLP compliance, adherence to Good Laboratory Practices, and alignment with company Standard Operating Procedures (SOPs)
Maintain study timelines and ensure non-clinical studies are conducted in accordance with overall program objectives
Communicate study findings to non-clinical leadership and program teams in a timely and comprehensive manner
Review and edit study protocols and reports to ensure scientific rigor, regulatory compliance (GLP, animal welfare, and safety), and high-quality study interpretation
Serve as the point of contact for the receipt, review, and dissemination of study data across the department
Collaborate with Non-clinical Project Leaders to interpret and analyze pharmacology and toxicology data, supporting risk assessment and decision-making
Coordinate and oversee internal study data reviews to ensure alignment with project timelines
Consolidate and communicate internal feedback on study reports to CROs, ensuring clarity and consistency
Assist Non-clinical Project Leaders in integrating and assembling toxicology data for regulatory submissions (e.g., IND, NDA, BLA)
Lead and contribute to cross-functional initiatives within the non-clinical department and across other teams to advance Kailera’s research objectives
Actively participate in scientific discussions to assess toxicology findings and implications for drug development
Provide mentorship and guidance to junior scientists, fostering a culture of scientific excellence and collaboration
Take on additional responsibilities as assigned by non-clinical leadership
Required Qualifications:
Hands-on experience in animal husbandry and in vivo study conduct within a pharmacology or toxicology setting
Strong understanding of scientific principles and study design in toxicology research
Knowledge of regulatory policies and procedures related to GLP study design, execution, and reporting
Familiarity with current trends in non-clinical safety assessment and the CRO landscape
Excellent written and verbal communication skills, with the ability to author clear, concise, and accurate documents for global regulatory submissions and health authorit ... (truncated, view full listing at source)
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