San Diego, CA

Primary responsibilities:

The Research Associate, Bioanalytical will provide bioanalytical quantitative analysis of test compounds in biological matrices obtained from a variety of studies including preclinical safety evaluations and pharmacokinetic evaluations. Focus on small molecule analysis using LC-MS/MS.

Principal Duties and Responsibilities

  • Execute experiments by LC-MS/MS in support of drug discovery and early development programs following the SOP.
  • The candidate will be responsible for sample preparation from biological matrices, tissue homogenization, sample extraction techniques, and data acquisition.
  • Perform duties in a timely manner to achieve study timelines.
  • Perform other duties as directed by Management.

Candidate Requirements:

  • Bachelor’s degree in chemistry, biochemistry or related discipline.
  • 0-1 Year relevant industry experience in a pharmaceutical field.
  • Passion with analytical techniques. Detail-oriented.
  • Bioanalytical experience focused in LC-MS/MS and other analytical techniques is a Plus.
  • Hands-on experience in small molecule analysis using LC-MS/MS is a Plus.
  • Basic knowledge of the principles of pharmacokinetics (PK), and associated in vivo study design is a Plus.
  • Position requires good communication skills and attention to detail.
  • Strong work ethic, self-motivation, and ability to adapt in a dynamic team environment are keys for success.

Salary Range:

Commensurate with education and experience. This position is hourly and will report to the Head of Bioanalytical Department.


Absorption Systems cares about our work community and offers a variety of benefits allowing employees the opportunity to customize a benefits package that meets their personal needs. Company benefits include the following:

  • Medical
  • Dental
  • Vision
  • Health Reimbursement Account
  • Flexible Spending Accounts – Healthcare & Dependent Care
  • Employee Life Insurance
  • Voluntary Life/AD&D Insurance
  • 401k
  • Job Type: Full-time

About Absorption Systems

Absorption Systems, founded in 1996, assists pharmaceutical and medical device companies in identifying and overcoming ADMET (Absorption, Distribution, Metabolism, Excretion and Toxicity) barriers in the development of drugs, biologics and medical devices. Additionally, Absorption Systems goes deep into each of those areas, offering in vitro, in situand in vivomodels to assess the properties in question. The company’s mission is to continually develop innovative research tools that can be used to accurately predict human outcomes or to explain unanticipated human outcomes when they occur. The CellPort Technologies® platform, a suite of human cell-based test systems for drug transporter characterization, exemplifies Absorption Systems’ commitment to innovation and is soon to be an industry assay standard for in vitrodrug interaction assessment.

Absorption Systems has facilities in Exton, PA, San Diego, CA, and Boston, MA to serve customers throughout the world.

Alongside of our enthusiasm for science and research, we have a passion to see each and every one of our employees grow and succeed both personally and professionally. We encourage our employees to continually enhance their ability to contribute to the success of the organization and advance their careers. Absorption Systems is committed to creating an environment where individuals are encouraged to grow and work in collaboration with each other while being passionate about innovation. The professional culture of our organization is a goal oriented environment full of internally driven and motivated professionals. Our company is unique in the fact that there is freedom for autonomy to execute and the ability for each employee to grow in directions that align their individual aspirations with company growth.

Please visit to learn more.

Go to all jobs