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Assay Development Jobs in Chicago, IL (NOW HIRING)

... assay development to aid in critical decision making. Safety pharmacology at AbbVie focuses primarily on cardiovascular safety, but our wide variety of expertise allows us to look at several organ ...

... assay development to aid in critical decision making. Safety pharmacology at AbbVie focuses primarily on cardiovascular safety, but our wide variety of expertise allows us to look at several organ ...

... assay development to aid in critical decision making. Safety pharmacology at AbbVie focuses primarily on cardiovascular safety, but our wide variety of expertise allows us to look at several organ ...

... based assay development, and tissue culture. Experience with long-read sequencing platforms (Oxford Nanopore, PacBio) is preferred. The Laboratory Technician will also assist with day-to-day lab ...

Perform characterization sample testing, statistical data analysis and summarize assay results ... Experience in cell culture, immunoassay and bioassay development are required. Excellent ...

About R&D Roles at Danaher Are you driven by curiosity, discovery, and a desire to contribute to ... Conducting laboratory studies to evaluate assay performance under guidance from scientific staff

About R&D Roles at Danaher Are you driven by curiosity, discovery, and a desire to contribute to ... Conducting laboratory studies to evaluate assay performance under guidance from scientific staff

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Assay Development information

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How much do assay development jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for assay development in Chicago, IL is $39.86, according to ZipRecruiter salary data. Most workers in this role earn between $29.23 and $47.60 per hour, depending on experience, location, and employer.

What are common challenges faced when developing new assays, and how can they be addressed?

Assay Development professionals often encounter challenges such as optimizing assay sensitivity and specificity, troubleshooting inconsistent results, and adapting protocols for high-throughput environments. These issues are typically addressed through systematic optimization of reagents and conditions, rigorous validation, and collaboration with cross-functional teams like R&D, quality assurance, and automation specialists. Clear documentation and regular team meetings also help in quickly identifying and resolving technical hurdles, ensuring the assay meets project goals and regulatory standards.

What are the key skills and qualifications needed to thrive in assay development, and why are they important?

To thrive in Assay Development, you need a solid background in biochemistry, molecular biology, or a related field, often supported by a relevant degree or advanced training. Familiarity with laboratory instrumentation, data analysis software, and validation protocols is typically required, along with experience in techniques like ELISA, PCR, or cell-based assays. Strong attention to detail, problem-solving abilities, and effective collaboration are crucial soft skills in this role. These competencies ensure the accuracy, reliability, and efficiency of assays, which are critical for research, diagnostics, and product development.

What is the difference between Assay Development vs Laboratory Scientist?

AspectAssay DevelopmentLaboratory Scientist
CredentialsBachelor's or Master's in Life Sciences, relevant certificationsBachelor's or Master's in Life Sciences, relevant certifications
Work EnvironmentResearch labs, biotech companies, pharmaceutical firmsResearch labs, hospitals, biotech companies
Industry UsageDesigning and optimizing assays for research and diagnosticsPerforming experiments, data collection, and analysis

Assay Development focuses on creating and optimizing diagnostic or research assays, while Laboratory Scientists perform experiments and analyze data within the lab. Both roles require similar educational backgrounds and often work in similar environments, but their core responsibilities differ in scope and focus.

What does an assay development scientist do?

An assay development scientist designs, optimizes, and validates laboratory tests to measure specific biological or chemical substances. They work with techniques such as ELISA, PCR, or spectrophotometry, often using specialized equipment and adhering to regulatory standards to ensure assay accuracy and reliability.

What is assay development?

Assay development is the process of designing and optimizing laboratory tests to detect or measure specific biological molecules, such as proteins, nucleic acids, or small compounds. It involves selecting appropriate techniques, reagents, and conditions to ensure accuracy, sensitivity, and reproducibility, often requiring knowledge of biochemistry and instrumentation. Assay development is essential in fields like diagnostics, drug discovery, and research to generate reliable data for decision-making.

What are the most commonly searched types of Assay Development jobs in Chicago, IL?

The most popular types of Assay Development jobs in Chicago, IL are:

What job categories do people searching Assay Development jobs in Chicago, IL look for?

The top searched job categories for Assay Development jobs in Chicago, IL are:

Infographic showing various Assay Development job openings in Chicago, IL as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 18% Part Time, 2% Contract, and 1% Nights. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution, with an average salary of $82,909 per year, or $39.9 per hour.

Senior Cellular Therapy Scientist, Full-Time, Days

Northwestern Medicine

Chicago, IL

$94K - $128K/yr

Full-time

Retirement

Re-posted 26 days ago


Northwestern Medicine rating

7.8

Company rating: 7.8 out of 10

Based on 398 frontline employees who took The Breakroom Quiz

136th of 898 rated healthcare providers


Job description

Company Description

At Northwestern Medicine, every patient interaction makes a difference in cultivating a positive workplace. This patient-first approach is what sets us apart as a leader in the healthcare industry. As an integral part of our team, you'll have the opportunity to join our quest for better health care, no matter where you work within the Northwestern Medicine system. We pride ourselves on providing competitive benefits: from tuition reimbursement and loan forgiveness to 401(k) matching and lifecycle benefits, our goal is to take care of our employees. Ready to join our quest for better?

Job Description

The Senior Cellular Therapy Scientist reflects the mission, vision, and values of NM, adheres to the organization's Code of Ethics and Corporate Compliance Program, and complies with all relevant policies, procedures, guidelines and all other regulatory and accreditation standards.

Responsibilities:

Technical:

  • Responsible for manufacturing of autologous and allogeneic cell and gene therapy products according to standard operating procedures, and specific guidance for clinical trials/commercial products, using aseptic technique
  • Performs cell and gene therapy product manufacturing under GXP (GLP, GTP, GMP, GDP) guidelines and protocols to ensure the quality of cellular therapy products and regulatory compliance
  • Performs various quality control testing of cellular therapy products and components with immunological and cell biological techniques required for the quality of cellular therapy products
  • Performs cellular therapy product infusion preparation and product transport under established procedures
  • Accurately document processing records, generate and review processing reports and charts
  • Assist in inspections and audits to ensure compliance with regulations from Federal Drug Administration (FDA) and other regulatory agencies
  • Required to wear pager to respond promptly to emergency calls and for critical equipment failure.
  • Performs cell and gene therapy manufacturing process development, assay development, optimization, validation, and verification for cellular therapy investigational new drug applications
  • Ability to troubleshoot issues in process and assay development, analyze results and compile reports.
  • Performs technology transfer from lab bench to clinical manufacturing
  • Performs preventative maintenance on facility and instruments/equipment in a timely fashion according to defined procedures and schedule
  • Assists in equipment installation/operation/performance qualifications (IQ/OQ/PQ)
  • Verifies reagents and supplies meet defined acceptability criteria upon receipt and prior to use; take action to ensure unacceptable items are removed from use; ensures that sufficient reagents and supplies necessary for manufacturing are available
  • Performs and records all necessary quality control (QC) required for product manufacture, evaluate QC results and take necessary corrective actions according to established protocol
  • Writes or assist in writing standard operating procedures
  • Reviews results for completeness, correctness, and consistency
  • Participate in training and competency assessment. Keep up with current knowledge of cellular therapy product manufacturing and analytical techniques and industry practices

Universal responsibilities:

  • Ensures quality of operations:
    • Follows written standard operating procedures (SOP)
    • Operates instruments/equipment according to protocol
    • Uses computers according to established protocol; follows downtime procedures as required
    • Performs required quality system responsibilities
    • Participates in the training of new employees, fellows and students
    • Attends at least one personal development session per year
    • Performs other duties as assigned, or as needed, to ensure continued quality operations
  • Ensures safety of operations:
    • Follows all required safety procedures, uses personal protective equipment (PPE) appropriate for tasks performed, and assumes a proactive role in laboratory safety
    • Maintains clean and organized work area
  • Provides service excellence:
    • Answers telephone when needed, using NM telephone etiquette
    • Maintains patient confidentiality including protected health information (PHI)
    • Assists patients, visitors and other contacts whenever need occurs

Additional responsibilities:

  • In addition to the responsibilities of a Cellular Therapy Scientist, a Senior Cellular Therapy Scientist provides technical/administrative oversight to and directs the work of personnel who may perform both routine and non-routine or specialized tests and analyses in a designated section.
  • Assist department management to oversee the day-to-day operations
  • Collaborate with manager in monitoring the operations of department to ensure the service standards and financial goals are met
  • Coordinate the maintenance and repair activities as related to equipment and facilities
  • Document maintenance and repairs of equipment and facilities and file calibration, preventive maintenance, monitoring logs, and service records as required
  • Evaluate instruments and equipment systems and make recommendations for acquisition to facility management
  • Establish user requirements for purchase and qualification of equipment
  • Order lab equipment, parts and service requests as needed
  • Prepare, maintain and coordinate the environmental monitoring schedule
  • Participate in instrument computer software updates
  • Review and update laboratory Chemical Inventory and submit to NM Safety Department
  • Represent department at the NM Safety meetings and collaborate with the NM Safety Department on any safety issue or concern within the laboratory
  • Participate in preparation and monitoring of expense/revenue budgets
  • Participate in reconciliation of statistics and adheres to revenue management standards
  • Participate in coordination of HCT/P processing, manipulation, storage and transport to/from the department
  • Participate in Supplier and Supply Qualifications
  • Lead preclinical assay and process development for cell therapy product manufacturing and characterization
  • Lead and coordinate collection and analysis of preclinical research data and prepare internal progress reports
  • Lead and perform preclinical research projects utilizing a wide range of experimental cell and molecular biology techniques which include cell culture, lentivirus transduction, imaging, qPCR and flow cytometry
  • Develop protocols from publications and manufacturer's recommendations
  • Ensure clinical trial and commercial product data management is complete and accurate
  • Ensure performance of proficiency testing
Qualifications

Required:

  • Bachelor's degree in Medical Technology, Medical Laboratory Science, Clinical Laboratory Science, Chemistry, Biology, immunology, Molecular Biology and other related field.
  • Minimum of 3 ~ 5 years of relevant laboratory experience.

Preferred:

  • Master's degree or higher in Chemistry, Biology, immunology, Molecular Biology and other related field.
  • Working Experience in a cellular therapy laboratory or in clinical hematology or blood bank setting preferred. Bone marrow and/or stem cell processing, blood banking, hematology, cell culture and apheresis.
  • Experience with processing of either mammalian cells for upstream and downstream processing of viral vectors, or primary tissue and human blood for the isolation and expansion of immune cell populations (e.g. T-cells, NK cells, T-regs, monocytes, dendritic cells, etc.) and also characterization assays for cells and proteins (flow cytometry, ELISA, functional assays, etc.).
Additional Information

Northwestern Medicine is an equal opportunity employer (disability, VETS) and does not discriminate in hiring or employment on the basis of age, sex, race, color, religion, national origin, gender identity, veteran status, disability, sexual orientation or any other protected status.

Background Check

Northwestern Medicine conducts a background check that includes criminal history on newly hired team members and, at times, internal transfers. If you are offered a position with us, you will be required to complete an authorization and disclosure form that gives Northwestern Medicine permission to run the background check.  Results are evaluated on a case-by-case basis, and we follow all local, state, and federal laws, including the Illinois Health Care Worker Background Check Act.

Artificial Intelligence Disclosure

Artificial Intelligence (AI) tools may be used in some portions of the candidate review process for this position, however, all employment decisions will be made by a person. 

Benefits

We offer a wide range of benefits that provide employees with tools and resources to improve their physical, emotional, and financial well-being while providing protection for unexpected life events. Please visit our Benefits section to learn more.

Sign-on Bonus Eligibility (if sign-on bonus offered for position): Internal employees and rehires who left Northwestern Medicine within 1 year are not eligible for the sign on bonus. Exception: New graduate internal employees seeking their first licensed clinical position at NM may be eligible depending upon the job family. 


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