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Research Associate II In Vivo Pharmacology

MEDICILON USA CORP
Lexington, MA Full Time
POSTED ON 6/5/2026
AVAILABLE BEFORE 7/5/2026
Medicilon USA is seeking a Research Associate II to support the execution of preclinical in vivo pharmacology and disease model studies. The successful candidate will have hands-on experience conducting rodent studies in a CRO, biotechnology, or pharmaceutical environment and will be responsible for study execution, animal procedures, sample collection, and data documentation.

This position works closely with study scientists and project teams to ensure high-quality study conduct, adherence to timelines, and compliance with animal welfare and regulatory requirements.

Key Responsibilities
  • Perform routine animal handling, restraint, dosing, monitoring, and sample collection activities in rodent models.
  • Prepare test article formulations and perform dose calculations according to study protocols.
  • Administer compounds through common routes including oral gavage, intravenous (IV), subcutaneous (SC), and intraperitoneal (IP) administration.
  • Conduct blood collection, tissue collection, necropsy, and other study-related procedures.
  • Perform protocol-specific assessments, including body weight collection, clinical observations, disease scoring, and other in-life measurements.
  • Support study initiation activities, including preparation of study materials, labeling, room setup, and protocol review.
  • Accurately record procedures, observations, and study data in laboratory notebooks, electronic systems, and study records.
  • Ensure studies are conducted in accordance with approved protocols, IACUC requirements, SOPs, and company policies.
  • Monitor animal health and welfare throughout study conduct and promptly communicate concerns to study management and veterinary staff.
  • Maintain laboratory equipment, supplies, and inventory required for study execution.
  • Collaborate effectively with scientists and cross-functional teams to support project timelines and deliverables.
  • Participate in training activities and continuously develop technical skills and knowledge.
  • Perform all activities in compliance with applicable regulations, company policies, and training requirements.
  • Other duties and responsibilities as assigned.
Qualifications
Required:
  • Bachelor's degree in Biology, Animal Science, Life Sciences, or a related scientific discipline. 
  • 1–3 years of hands-on in vivo experience in a CRO, biotechnology, pharmaceutical, or related industry environment.
  •  Experience with rodent handling, restraint, dosing, and animal monitoring. 
  •  Experience administering compounds through common routes including oral gavage, intravenous (IV), subcutaneous (SC), and intraperitoneal (IP) injection. 
  •  Experience with blood collection, tissue collection, necropsy, and sample processing. 
  •  Experience executing studies according to protocols, SOPs, and regulatory requirements. 
  •  Familiarity with IACUC requirements and animal welfare regulations. 
  •  Experience supporting pharmacology, efficacy, or disease model studies. 
  •  Strong attention to detail and ability to maintain accurate study documentation. 
  •  Ability to manage multiple priorities and work effectively in a fast-paced team environment. 
  •  Strong communication and organizational skills. 
Preferred:
  •  ALAT certification or equivalent laboratory animal training. 
  •  Experience working in a GLP-regulated environment. 
  •  Experience with immunology, inflammation, metabolic disease, or other therapeutic areas. 
  •  Experience with additional in vivo techniques such as PK sampling, telemetry, surgical support, or specialized model assessments.

Salary : $48,000 - $60,000

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