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Commission Downstream Scientist Jobs (NOW HIRING)

Minimum of 5 years of hands-on experience in downstream processing and protein purification ... cash programs (bonus or commission) and eligible roles may receive equity as part of the ...

Senior Scientist

Lebanon, NH · On-site

$115K - $145K/yr

Minimum of 5 years of hands-on experience in downstream processing and protein purification ... cash programs (bonus or commission) and eligible roles may receive equity as part of the ...

$115K - $145K/yr

... in downstream processing and protein purification; including FPLCExperience across multiple ... cash programs (bonus or commission) and eligible roles may receive equity as part of the ...

Develop and validate mechanistic and hybrid models for CHO based cell culture and downstream ... The amount and availability of any bonus, commission,incentive, benefits, or any other form of ...

Senior Scientist, II

Worcester, MA · On-site

$91K - $124K/yr

Develop and validate mechanistic and hybrid models for CHO based cell culture and downstream ... The amount and availability of any bonus, commission,incentive, benefits, or any other form of ...

Senior Scientist, II

Worcester, MA · On-site

$91K - $124K/yr

Develop and validate mechanistic and hybrid models for CHO based cell culture and downstream ... The amount and availability of any bonus, commission,incentive, benefits, or any other form of ...

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Infographic showing various Commission Downstream Scientist job openings in the United States as of August 2026, with employment types broken down into 88% Full Time, 7% Part Time, and 5% Contract. Highlights an 57% Physical, 1% Hybrid, and 42% Remote job distribution.

$115K - $145K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 13 days ago


Repligen rating

7.6

Company rating: 7.6 out of 10

Based on 13 frontline employees who took The Breakroom Quiz


Job description

Lead the design and optimization of next-generation affinity purification technologies for a wide range of biopharmaceutical modalities. This role combines high-throughput experimentation, data-driven process development, and cross-functional collaboration to deliver innovative purification solutions that accelerate bioprocessing performance and enable partner success.
"This role is expected to model our Leadership Behaviors-Integrity & Compliance, Customer Focus, Collaboration, Courage, Team Empowerment, and Accountability & Results-in all aspects of work."Key Responsibilities
  • Design, develop, and optimize affinity chromatography-based purification processes for diverse biopharmaceutical modalities
  • Execute high-throughput chromatographic screening and apply DOE methodologies to accelerate process development
  • Analyze, interpret, and communicate complex datasets to drive decision-making and support partner adoption of new technologies
  • Collaborate cross-functionally with internal teams (chemistry, analytics, commercial) to deliver integrated purification solutions
  • Contribute to multiple development programs, ensuring timely execution and high-quality scientific output
  • Innovate and propose novel approaches to improve purification performance, selectivity, and scalability
  • Engage with external biopharma partners as a technical expert and scientific collaborator
Qualifications
  • MS or PhD in Biochemistry, Chemical Engineering, Biochemical Engineering, or related field
  • Minimum of 5 years of hands-on experience in downstream processing and protein purification; including FPLC
  • Experience across multiple modalities (e.g., proteins, enzymes, vaccines, VLPs, gene therapy vectors)
  • Expertise in chromatography method development, including automated/high-throughput systems
  • Strong proficiency with Design of Experiments (DOE) for process optimization
  • Working knowledge of analytical techniques (e.g., purity/impurity analysis, potency, stability assays)
  • Broad scientific understanding spanning separations, protein chemistry, and bioprocessing
  • Strong communication skills with the ability to translate data into clear, actionable insights
  • Self-motivated, collaborative, and effective in a fast-paced, innovation-driven environment

Our mission is to inspire advances in bioprocessing as a trusted partner in the production of biologic drugs that improve human health worldwide. Focused on cost and process efficiencies, we deliver innovative technologies and solutions that help set new standards in bioprocessing. The estimated salary range for this role, based in the United States of America is $115,000/yr. -$145,000/yr.

Compensation decisions are dependent on several factors including, but not limited to an individual's qualifications, location, internal equity, and alignment with market data. Additionally, employees are eligible to participate in one of our variable cash programs (bonus or commission) and eligible roles may receive equity as part of the compensation package. We offer a wide range of benefits such as paid time off, health/dental/vision, retirement benefits and flexible spending accounts. All compensation and benefits information will be confirmed in writing at the time of offer.


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