Research Scientist

Yoh presents an excellent long-term Research Scientist opportunity with a trusted, long-term client located in Waltham, MA . This position is part of a major pharmaceutical company , and requires a Master’s degree or PhD in cell biology, immunology, or another related field . Schedule is full-time M-F (7am-8am start time, 8 hour shift) and may require flexibility to work some evenings and overtime due to projects. Key Responsibilities Lab-based position Cell Culture Operations: Maintain and passage mammalian cell lines; prepare cells for transfection and expression studies mRNA/LNP Expression Testing: Design, execute, and optimize assays for mRNA-derived protein expression levels and LNP delivery for both routine and high-throughput screening experiments Antigen Characterization: Contribute to comprehensive characterization of expressed antigens using immunological and biochemical methods (e.g., western blots) Immunoassay Development: Develop, qualify, and implement immunoassays for detecting protein expression and functional characterization with a focus on microscopy-based techniques Transversal Collaboration: Work across multiple project teams, providing technical expertise and experimental support to advance pipeline programs Data Analysis & Reporting: Analyze experimental data, prepare detailed reports, and present findings to project teams Protocol Development: Develop and optimize standard operating procedures (SOPs) for new assays and methodologies Laboratory Documentation: Maintain accurate and compliant electronic lab notebook (ELN) records in accordance with GLP/GMP standards where applicable Qualifications Master's degree or PhD in cell biology, immunology, or another related field 3+ years of relevant pharma industry experience Demonstrated expertise in fluorescence/confocal microscopy (e.g., Operetta CLS/Phenix) Experience with routine culturing and transfection of mammalian cells Independent work style: Demonstrated ability to design experiments, troubleshoot issues, and drive projects forward with minimal supervision Attention to detail: Meticulous approach to experimental execution, data recording, and quality control Strong organizational and time management skills Excellent written and verbal communication skills Ability to work collaboratively in a cross functional, team-oriented environment Estimated Min Rate: $40.00 Estimated Max Rate: $45.00 What’s In It for You? Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include: Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week) Health Savings Account (HSA) (for employees working 20+ hours per week) Life & Disability Insurance (for employees working 20+ hours per week) MetLife Voluntary Benefits Employee Assistance Program (EAP) 401K Retirement Savings Plan Direct Deposit & weekly epayroll Referral Bonus Programs Certification and training opportunities 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. 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 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. To learn more about Yoh’s privacy practices, please see our Candidate Privacy Notice: #J-18808-Ljbffr