Senior Bioanalytical Scientist (LC-MS/MS & HRMS)

Seventh-Wave-Laboratories-LLC; St. Louis (MO); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health and dental coverage

401K with company match

Paid time off

Paid parental leave

Short- and long-term disability

Job summary

Inotiv is seeking a Senior Method Development Scientist to advance LC-MS/MS and HRMS methods for large and small molecules in biological matrices. This role is part of the DMPK team, providing expertise on method feasibility, data interpretation, and cross‑site transfers.

The candidate will mentor juniors, collaborate on strategic planning, and ensure compliance with SOPs and GLP; the position supports growth within a dynamic CRO environment.

Qualifications

• PhD in Organic Chemistry, Biochemistry, Analytical Chemistry or related discipline with 2+ years of industry bioanalytical experience.
• Demonstrated experience in LC-MS/MS method development for large and small molecules.

Responsibilities

• Develop highly sensitive LC-MS/MS and HRMS methods for large and small molecules in biological matrices.
• Coordinate intercompany method transfers and client-driven transfers.
• Communicate project timelines and data to PIs and clients.
• Train and mentor junior scientists across departments.
• Support long-range planning for departmental growth.

Skills

LC-MS/MS

HRMS

Bioanalytical techniques

Mass spectrometry

Data processing

Laboratory software

Microsoft applications

SOPs and GLP

Communication skills

Education

PhD in Organic Chemistry

2+ years industry bioanalytical experience

MSc in related discipline

Tools

Laboratory software

System software

Microsoft Office

Job description

Inotiv is seeking a Senior Method Development Scientist to advance LC-MS/MS and HRMS methods for large and small molecules in biological matrices. This role is part of the DMPK team, providing expertise on method feasibility, data interpretation, and cross‑site transfers.

The candidate will mentor juniors, collaborate on strategic planning, and ensure compliance with SOPs and GLP; the position supports growth within a dynamic CRO environment.