Upstream Process Development Scientist

Integrated Resources INC

Apply to this job
South Plainfield, NJ, us on site Until 8/21/2026 H-1B sponsor history First posted February 23, 2026 Last posted February 23, 2026
Job 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.

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.

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. 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.



 

About this role

Summary

Design, optimize, and scale microbial fermentation processes for bio-pharmaceuticals.

Job title

Upstream Process Development Scientist

Experience level

BS >7 years, MS >5 years, Ph.D. >3 years

Industry

biotechnology

Location requirements

On-site in South Plainfield, NJ, no remote work allowed.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

microbial fermentationprotein chemistryprocess validationcGMPregulatory knowledge

Preferred skills

mammalian cell cultureprotein purification

Specializations

microbial fermentationprotein productionprocess developmentbiochemical engineering
Locations

Structured locations inferred from the posting.

South Plainfield, NJ 07080, USA

On-site City