Skip to Main Content

Job Title


Senior Scientist


Company : Brunel


Location : Mississauga, Ontario


Created : 2026-03-13


Job Type : Full Time


Job Description

We are seeking a highly motivated in vitro & in vivo Senior/Scientist, Preclinical to join our radiobiology and pharmacology team to contribute to the development of innovative radioligand therapies. The successful candidate will be responsible for collaborating with team members in executing in vivo pharmacology studies to support the development of radioligand therapy. This role involves a high degree of mammalian tissue culture and animal handling. This includes propagation and expansion of mammalian cells, tumor cell engraftment (subcutaneous), formulation and administration of test compounds (intravenous), and tissue collection at necropsy. Strong time management, planning and collaboration skills are a key to success in this role. This is a one-year contract, on-site five days per week. Responsibilities Routine mammalian cell culture of multiple cell lines simultaneously, with strong attention to aseptic techniques, including passaging, pathogen testing, and preparation for engraftment. Animal handling, subcutaneous tumor cell implantation for developing in vivo tumor models, tumor measurements, compound formulation and intravenous injections and necropsy. Complete documentation and data input for initiation of in vivo studies, tracking and completion of ongoing studies in ELN and study tracking software. Collaborate with chemistry, preclinical, translational and animal facility team members to obtain necessary materials and documentation for efficient execution of in vivo studies. Requirements Scientist: BSc degree in biology, biomedical sciences or related biology discipline with 2-3 years of experience. Senior Scientist: MSc degree in biology, biomedical sciences or related biology discipline with 1+ years of experience or BSc degree with 4+ years of experience The position will observe typical business hours, Monday through Friday. Some weekend and holiday work may be required and will be communicated with ample notice. Additional Preferences Experience with live animal procedures under anesthesia (such as imaging) is considered a strong asset. Experience with electronic lab notebooks is considered an asset. Experience with radioactivity is considered an asset. Excellent organization, problem-solving and decision-making skills. Strong interpersonal skills and adaptability to thrive in a fast-paced, team environment. Innovative thinker with a proactive approach to problem-solving. Additional Information Physical Demands/Travel: The physical demands of this job are consistent with a lab environment. The physical demands here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Work Environment: This positions work environment is in a Laboratory environment. What We Offer Why apply through Brunel? Finding the next step in your career can be a full-time job. We manage the process for you: from submitting your resume to coordinating interviews to extending offers and assisting with onboarding. Well get you going while you get on with the job. About Us Brunel has a reputation for working with some of the best in the business. Thats what we continually strive for. Over 45 years, weve created a global network of interesting clients and talented individuals working together through a vast array of services.