Demo

Organic Chemist

ION Biosciences
San Marcos, TX Full Time
POSTED ON 7/30/2026
AVAILABLE BEFORE 1/25/2027

Synthetic Organic Chemist


About ION

ION Biosciences is a biotechnology company based in San Marcos, Texas. We are focused on the development and use of leading-edge fluorescent assay technologies to accelerate drug discovery research. Our product portfolio includes fluorescent ion indicators and cell health/cell metabolism reagents and kits to measure cell activities in response to compounds such as drugs or other extracellular cues.


Position Summary

ION Biosciences is offering a full-time position to join our Chemistry team in San Marcos, Texas. This role requires a strong background in organic synthesis techniques, working to synthesize or purify intermediates and final products in gram-scale quantities. This position reports to the Operations Manager.


Responsibilities

  • Follow lab safety practices, wear appropriate PPE, maintain a clean work space and meticulously document experiments and results in e-lab notebook.
  • Multi-step, gram-scale synthesis of products and intermediates for fluorescent ion indicators, following described experimental procedures and known synthetic routes.
  • Performing purification and separation techniques including distillation, crystallization, filtration and extraction (including liquid-liquid), column chromatography, recrystallization, preparative TLC and preparative LC.
  • Occasional duties might include researching, designing and synthesizing novel molecules for R&D, client projects and new product development.
  • Work with standard equipment such as glass columns, round-bottomed flasks, hot plate/stirrers, rotary evaporators, vacuum pumps, lyophilizers, fume hoods and other standard laboratory glassware and equipment.
  • Drafting documents formalizing your knowledge, procedures and results using basic terms and common computer skills.


Qualifications

• Bachelor’s of Science in Chemistry; focus in Organic Chemistry is preferred.

• 2 years of experience in a synthetic chemistry production role, producing gram scale or greater quantities is preferred. Interviews will focus on synthetic chemistry skills.

• Familiarity with standard chemical reactions, named reactions and work-up skills is required. Monitoring reactions by TLC, developing mobile phases, and setting up glassware should all be second nature to the appropriate applicant.

• Proficiency with Microsoft Office Suite, Google Drive applications and ChemDraw are a plus.

• An ideal candidate has a working proficiency with liquid chromatographs such as an HPLC, LCMS or prepLC.


Requirements

• Daily duties are performed in an office and laboratory setting.

• Minimum of 40 hours per week.

• May require lifting or moving items weighing up to 40 lbs.

Salary.com Estimation for Organic Chemist in San Marcos, TX
$70,121 to $88,716
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