CAREER PORTAL
Protein Scientist - Mass Spec
Category: Science & Technology
Employment Type: Contract
Reference: BH-390984
Protein Scientist – Mass Spectrometry
Ridgefield, CT- ONSITE
2 year W2 ongoing contract (with FULL benefits and PTO/Holidays)
Pay rate: $50-65/hr - Depending on Education and Experience
Scope of Work:
**FULL benefits and PTO/Holidays**
You will be expected to provide a trained scientist (the “Resource”) to provide service on LC/MS-based analytical techniques and computational programing skills and will be responsible for Mass Spectrometry (MS) quality control (QC) support for CRO-produced proteins and antibodies, and for developing automation platforms and writing mass spectrometry-related computer programs to support Biotherapeutics Discovery. The Contractor’s Resource will be required to coordinate with the protein scientists and/or project leaders and be accountable for writing MS QC reports and interpreting results, and be also required to collaborate with IT to assist redesign of our workflow software and develop automation workflows and routines for other groups within the department. In addition, the Contractor’s Resource is also required to operate lab equipment, maintain initiates and complete routine procedures and method development in an independent and efficient manner, and troubleshoot effectively and solves scientific problems.
Responsibilities:
- Responsible for M ass Spectrometry quality control support for CRO-produced proteins and antibodies. Duties include intact molecular weight analysis, enzymatic digestion/peptide mapping, post-translational modification characterization, and report writing. Ability to troubleshoot and deliver timely and accurate results is critical.
- Also responsible for developing automation platforms and writing mass spectrometry-related computer programs. Develop excel functions and macros to automate routine tasks, and provide assistance in data statistical analysis. Resource should have programming skills and familiarity with mass spectrometry.
- Collaborate with IT to assist an ongoing redesign of our workflow software.
- Plan and develop automation workflows and routines for other groups within the department.
- Initiates and completes routine procedures and method development in an independent and efficient manner; Troubleshoots effectively and solves scientific problems; Operates lab equipment and is independently responsible for maintenance; Interprets and analyzes technical data accurately and independently.
- Independently applies basic scientific principles, performs literature searches, attends scientific meetings, and keeps abreast of literature in own field.
- Proposes and implements new technologies based on science as well as overall understanding of drug discovery process.
- Effectively communicates orally and in writing; Discusses own work in the context of team and department goals in a concise and accurate manner both orally and in writing; Drafts and audits technical reports and contributes to writing of publications
- Reports and treats data with a high level of integrity and ethics.
- Complies with applicable regulations, performing all work in a safe manner; Maintains proper records in accordance with SOPs and policies.
Ideal Skills or Requirements:
- Master’s Degree with 6+ years’ experience in related scientific discipline or Bachelor’s Degree with 10+ years’ experience in related scientific discipline
- Experience with protein and antibody characterization
- Familiar with the operation of standard mass spectrometry instruments and associated HPLC instruments
- Experience in computational programming to support process-related automation and data management
- Advanced skills in excel, VBA, access/SQL database, Python
- Ability to implement, adapt and modify literature protocols to help solve problems concerning the characterization of proteins
- Ability to draft technical documents
- Ability to troubleshoot
- Ability to multi-task
- Strong written and verbal communication skills
What’s In It For You?
We welcome you to be a part of one of the largest 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.
- Medical, Dental & Vision Benefits
- 401K Retirement Saving Plan
- Life & Disability Insurance
- Direct Deposit & weekly ePayroll
- Employee Discount Programs
- Referral Bonus Programs
Estimated Min Rate: $45.42
Estimated Max Rate: $64.89
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:
- 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. 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.
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Posted on 11-21-2025
Protein Scientist - Mass Spec
Science & Technology
Biological & Biomedical Sciences
Contract

