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About TSR:

TSR is a relationship-based, customer-focused IT and technical services staffing company.

For over 40 years TSR, Inc. and its wholly owned subsidiary, TSR Consulting Services, have prospered in the Information Technology staffing business, earning the respect of companies both large and small with well refined candidate screening, timely placement, and a real understanding of the right skill sets required by our clients.

Mission & Vision

We do not believe in building a vision around the company but building a company around our vision, which is simply;

Every employee’s voice matters, their effort is appreciated, and their talent is rewarded.

We challenge each employee daily, to raise the bar on how we treat our consultants and candidates. For far too long in this industry, candidates have been ghosted, lied to, or placed at a client and then forgotten about. Each day our staff works tirelessly at qualifying and placing, top talent with our clients, in a compassionate and caring manner.

Not every candidate is a match for the job, but every candidate and consultant will be treated with respect and professionalism.

In Vivo Scientist

Job Description

  • Location: Princeton, NJ
  • Type: Contract
  • Job #73627

Our client, a leading pharmaceutical company, is hiring a In Vivo Scientist on a contract basis.

Work Location

Princeton, NJ


Assist in vivo physiology experiments to support programs within the Department of Cardiovascular and Fibrotic Diseases Discovery.




Bachelors in Biology or Physiology or related discipline.



3-5 years of relevant experience after degree (non-PhD)




Physiologist with animal handling experience. Conduct in vivo and ex vivo experiments. Experience handling rodent species necessary. Oral, SC, IP dosing of animals, blood sampling and experience with necropsy procedures required.




The successful candidate will support in vivo studies via dosing and handling. responsibilities will include: execution of in vivo studies to evaluate test compounds, recording data, data analysis and presentation of results.


Job Description:

The main responsibility will be to: 1) perform animal experiments in rodents, with standard operating protocols and analytic methods under supervision; 2) conduct work with high integrity, and critically evaluate experimental results; 3) promptly report issues, and mistakes to line supervision; 4) collaborate with other scientists within the research group to meet group goals and objectives


Job Requirements:

1. BS or MS in Animal Science, Biology, Physiology or Pharmacology

2. Experience in oral dosing in mice and rats

3. Experience in surgery in mice and rats

4. Good understanding of the cardiovascular physiology / pharmacology

5. Good oral and written communication skills, statistical and computer skills

6. Experience in drug discovery research is a plus



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