WuXi AppTec

Senior Process Engineer

Job Locations CN-Jinshan District Shanghai
Job ID


STA Pharmaceutical Co., Ltd., a WuXi AppTec company (WuXi STA), is a global leading small molecule pharmaceutical development and manufacturing capability and technology platform company serving the life science industry, with operations in China and the United States. As a premier Contract Development and Manufacturing Organization (CDMO), STA offers our worldwide partners efficient, flexible and high-quality solutions for small molecule Active Pharmaceutical Ingredients (APIs) and finished dosage forms.
  • A Leading Company of Contract Development and Manufacturing Organization(CDMO)
  • The World’s Largest Process Chemistry Team
  • to learn the most cutting edge technologies in the pharmaceutical development field
  • to work with 200+ global new drug development companies
  • Systemic and Multiple Training Programs(Technical/Soft skills/Management)
  • Diversified Career Development and Promotion Trails

Job Location: Jinshan, Shanghai City; Changzhou, Jiangsu Province


  • Perform oligonucleotides synthesis using DNA/RNA solid-phase synthesizer
  • Perform purification of crude oligonucleotides using RP/ion-exchange preparative HPLCs
  • Perform final desalting of purified oligonucleotides.
  • Responsible for formulating the SOPs for each operation block in the process
  • Well implement process in cGMP environment upon SOPs
  • Work closely with R&D, QA, and QC on the process transfer, validation and final delivery
  • Work both independently and in a team setting on projects and meet required project objectives and deadlines.
  • Responsible for the daily maintenance of facilities/equipment
  • Teach junior staffs to understand the whole oligo process as well as cultivating them the sense of process risk/safety.


  • At least with B.S. on chemical engineering or synthetic organic chemistry
  • Proven 3-5 years pharmaceutical industry experience
  • Experience in GMP manufacturing
  • Ability to learn new chemistry and to execute processes independently
  • Ability to lead technician, give direction, and meet timelines
  • Outstanding interpersonal skills are essential job requirements
  • Fluency of speech and written in English.


Equal Opportunity Employer Minorities/Women/Veterans/Disabled


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