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Upstream Process Development Jobs (NOW HIRING)

Legend Biotech USA, Inc.

Legend Biotech is seeking a Principal Scientist, Lentivirus Upstream Process Development as part of the Technical Development team based in Somerset, NJ.Role OverviewThe Principal Scientist ...

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How much do upstream process development jobs pay per hour?

As of May 30, 2026, the average hourly pay for upstream process development in the United States is $26.51, according to ZipRecruiter salary data. Most workers in this role earn between $23.56 and $27.88 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in Upstream Process Development, and why are they important?

Success in Upstream Process Development requires a strong background in biology, biochemistry, or chemical engineering, often with an advanced degree and experience in cell culture or fermentation techniques. Familiarity with bioreactors, process control systems, and analytical instrumentation, as well as knowledge of cGMP regulations, is essential. Critical thinking, problem-solving, and effective communication are important soft skills for optimizing processes and collaborating across multidisciplinary teams. These competencies ensure efficient development of scalable production processes, maintaining product quality and regulatory compliance.

What are some common challenges faced in upstream process development and how do teams typically address them?

One of the main challenges in upstream process development is optimizing cell culture conditions to consistently achieve high yields and product quality. Teams often encounter variability in biological systems and must troubleshoot issues such as contamination, scale-up inconsistencies, or nutrient limitations. Collaboration with analytical, downstream, and quality teams is essential to identify root causes and implement solutions. Regular data review meetings, cross-functional problem-solving, and continuous process improvement are standard practices to ensure robust upstream processes.

What is upstream process development?

Upstream process development refers to the optimization and scaling of biological production processes that occur before product harvesting. This primarily involves the cultivation of cells or microorganisms to produce a desired product, such as a protein or antibody, in bioreactors. Scientists in this field work on improving cell lines, culture media, and fermentation conditions to maximize yield and quality. Upstream process development is a critical early phase in biomanufacturing, laying the foundation for downstream processing and overall production efficiency.

What is the difference between Upstream Process Development vs Downstream Process Development?

AspectUpstream Process DevelopmentDownstream Process Development
FocusDevelopment of cell culture, fermentation, and bioreactor processesPurification, filtration, and formulation of bioproducts
Skills & CredentialsBioprocess engineering, molecular biology, biochemistryBioprocessing, chromatography, analytical chemistry
Work EnvironmentLaboratories, bioreactors, pilot plantsPurification facilities, labs, quality control
Industry UsageBiotech, pharmaceutical manufacturingBiotech, pharmaceutical manufacturing

Upstream Process Development focuses on creating and optimizing cell culture and fermentation processes to produce bioproducts. In contrast, Downstream Process Development involves purifying and finishing these products. Both roles are essential in biopharmaceutical manufacturing and require similar scientific backgrounds, but they specialize in different stages of bioprocessing.

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Upstream Process Development jobs near you
Infographic showing various Upstream Process Development job openings in the United States as of May 2026, with employment types broken down into 25% Temporary, and 75% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $55,150 per year, or $26.5 per hour.
Upstream Process Development

Upstream Process Development

Integrated Resources INC

South Plainfield, NJ

Full-time

Posted 8 days ago

Job description

Company Description

A Few Words About Us Integrated Resources, Inc is a premier staffing firm recognized as one of the tri-states most well-respected professional specialty firms. IRI has built its reputation on excellent service and integrity since its inception in 1996. Our mission centers on delivering only the best quality talent, the first time and every time. We provide quality resources in four specialty areas: Information Technology (IT), Clinical Research, Rehabilitation Therapy and Nursing.

Job Description

Upstream Process Development Scientist

Experience in development of mammalian cell culture processes for the production of recombinant proteins is a plus. Knowledge of protein chemistry and purification techniques and purification process development experience is preferred. Basic knowledge of cGMP policies and procedures. Basic knowledge of regulatory requirements of the pharmaceutical / biotechnology industry.


Key Responsibilities:

Design and execute experiments for production of proteins using microbial fermentation processes.      Design, analyze and interpret lab experiments, purification data, in-process trends, productivity and quality attributes to support upstream process development.

Lead efforts to evaluate different fermentation media, feeds, and feeding strategies to improve product yield and quality including proper folding of protein

Scale up process developed at research stage to manufacture adequate amounts of protein to support clinical trials

Author technical documentation including process validation protocols and reports.

Evaluate process robustness, investigate causes of process variances, and take steps to maximize process reproducibility.

Qualifications

Basic qualifications: Ph.D., MS or BS in Chemical/Biochemical Engineering or related Biological Sciences is required. For a candidate with a Ph.D. >3 yrs. of industrial experience; candidate with an MS >5 yrs. industrial experience and for a candidate with a BS, >7 years of industrial experience in developing upstream microbial fermentation processes for the production of bio-pharmaceuticals is required. Specific experience in development of microbial expression processes for soluble protein production is preferred.

Additional Information



 

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About Integrated Resources

Sourced by ZipRecruiter

Integrated Resources Inc (IRI), based in Edison, NJ, US, is an esteemed player in the staffing solutions industry with a credible presence on their official website irionline.com. Notably, IRI provides a range of professional staffing services including contract, contract-to-hire, and direct hire solutions to a wide spectrum of industries such as healthcare, life sciences, manufacturing, financial, insurance, and others. Since its inception, IRI has been committed to delivering top-talent and optimum solutions to meet its clients' diverse needs.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Edison, NJ, US

Year founded

1996

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