Research Scientist

Yoh Services LLC; Waltham (MA); On-site; USD 55,104 - 61,992; Full time

Benefits offered by this job

Medical, Prescription, Dental & Vision

Health Savings Account (HSA)

Life & Disability Insurance

MetLife Voluntary Benefits

Employee Assistance Program (EAP)

401K Retirement Savings Plan

Direct Deposit & weekly epayroll

Referral Bonus Programs

Certification and training opportunit

Job summary

Yoh, a Day & Zimmermann company, is seeking a Research Scientist for a long-term assignment in Waltham, MA. The role sits within a major pharmaceutical company and requires a Master’s degree or PhD in cell biology, immunology, or related field.

The position is full-time, Monday–Friday, with early start times and potential evenings or overtime for project needs. Responsibilities include cell culture, mRNA/LNP expression testing, antigen characterization, immunoassay development, data reporting,

Qualifications

• Master’s degree or PhD in cell biology, immunology, or related field.
• 3+ years of pharma industry experience.
• Expertise in fluorescence/confocal microscopy (e.g., Operetta CLS/Phenix).
• Experience with routine culturing and transfection of mammalian cells.
• Ability to design experiments, troubleshoot, and drive projects with minimal supervision.

Responsibilities

• Lab-based position focusing on cell culture operations and assay development.
• Maintain and passage mammalian cell lines; prepare cells for transfection and expression studies.
• Design, execute, and optimize assays for mRNA-derived protein expression and LNP delivery.
• Characterize expressed antigens using immunological/biochemical methods (e.g., western blots).
• Develop and implement immunoassays for detecting protein expression and functional characterization.
• Collaborate across project teams and provide technical support to advance programs.
• Analyze data, prepare reports, and present findings to teams.
• Develop and optimize SOPs for new assays and methodologies.
• Maintain compliant ELN records following GLP/GMP standards where applicable.

Skills

Fluorescence microscopy

Mammalian cell culture

Transfection techniques

Data analysis

Scientific writing

Cross-functional collaboration

Education

Master's or PhD in cell biology/immunology

Tools

Operetta CLS

Phenix

Job description

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 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.

To learn more about Yoh’s privacy practices, please see our Candidate Privacy Notice: https://www.yoh.com/privacy-notice