New 
Principal Research Scientist, Protein Sciences
 YOH Services LLC | |
401(k)
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 United States, California, South San Francisco | |
 Mar 17, 2026 | |
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Principal Research Scientist, Protein Sciences
Overview: We are seeking an exceptional Senior Scientist or Principal Scientist to join the Protein Sciences group within Lead Discovery at a fast-growing biotechnology company developing innovative cancer therapeutics. This scientist will play a pivotal role in advancing oncology discovery programs by leading recombinant protein production, purification, and characterization efforts for complex therapeutic targets. The ideal candidate is a technically outstanding protein scientist who thrives on solving difficult expression and purification challenges. This individual will help shape strategy, execute high-impact experiments, and expand internal protein sciences capabilities that support structural biology, biochemical, and biophysical discovery efforts. This is an opportunity to contribute directly to the discovery of next-generation cancer therapies while working in a collaborative, fast-moving research environment. Industry: Lead Discovery Location: South San Francisco, CA Compensation: $75-$95 per hour (based upon experience) $156,000-$197,600 per annum (based upon experience) Type: Full-time (12-month Contract, possibility of extension based on performance) Key Responsibilities:
Qualifications:
Estimated Min Rate: $66.50 Estimated Max Rate: $95.00 What's In It for You? We welcome you to be a part of the largest and legendary global staffing companies to meet your career aspirations. Yoh's network of client companies has been employing professionals like you for over 65 years in the U.S., UK and Canada. Join Yoh's extensive talent community that will provide you with access to Yoh's vast network of opportunities and gain access to this exclusive opportunity available to you. Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include:
Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply. Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Visit https://www.yoh.com/applicants-with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process. For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. By applying and submitting your resume, you authorize Yoh to review and reformat your resume to meet Yoh's hiring clients' preferences. To learn more about Yoh's privacy practices, please see our Candidate Privacy Notice: https://www.yoh.com/privacy-notice | |