Principal / Senior Scientist

Position Summary

At KBI Biopharma, we are advancing science and accelerating breakthroughs. As a global leader in biopharmaceutical development and manufacturing, we empower life science companies to bring new medicines and vaccines to the world faster. Explore your potential at KBI, where innovation meets impact. KBI Biopharma is seeking a highly skilled and motivated Senior Level Analytical Scientist to join our Analytical and Formulation Sciences (AFS) team in Boulder, CO. This role is ideal for a PhD-level scientist with deep expertise in protein analytics by LC‑MS. You will serve as a subject matter expert (SME), driving innovation and excellence in analytical testing by mass spectrometry to support integrated client programs from early development through commercialization. This position collaborates cross‑functionally with process development, characterization, and regulatory teams.

Responsibilities

• Design and strategically execute analytical experiments in support of biotherapeutics Process Development.
• Demonstrate expertise in LC‑MS, HPLC/UPLC, and other common analytical techniques.
• Design and implement analytical strategies to support product development and regulatory submissions.
• Generate high‑quality documentation suitable for publication and regulatory review. Act as SME on client programs, providing technical guidance and representing KBI in client interactions.
• Mentor and train junior scientists and associates.
• Perform peer reviews of data and reports related to method development, qualification, and validation.
• Manage timelines and resources to meet project milestones.
• Advise leadership on program status and technical challenges.
• Contribute to continuous improvement initiatives within the CCA team.

Requirements

• Ph.D. in Biophysics, Biochemistry, Analytical Chemistry, Biochemical Engineering and 4+ years of experience for Senior.
• Ph.D and 6+ years of experience for Principal.
• Able to react to change and handle other essential tasks as assigned. Adhere to all safety requirements and assure that departmental employees comply with required safety procedures.
• Strong understanding of protein structure, aggregation, and higher‑order structure analysis.
• Excellent communication skills and ability to present complex data to diverse audiences.
• Proficiency in scientific software and data analysis tools.
• Ability to work independently and collaboratively in a fast‑paced environment.
• Working knowledge of the Process Development functional area with some aptitude in one or more downstream (purification) operations (chromatography, TFF, refold, conjugation) a plus.

Salary

Senior: $118,000-$148,000

Principal: $133,000-$167,000

Equal Employment Opportunity Statement

KBI Biopharma, Inc. is an EEO/AA employer and actively seeks to diversify its workforce. Therefore, all qualified applicants, regardless of race, color, national origin, religion, gender, gender identity, sexual orientation, age, disability or veteran status, are strongly encouraged to apply.