Sr. Supervisor, Quality Control (Cell Based Assays)

avidbio; Tustin (CA); On-site; USD 152,776 - 153,776; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Job summary

Avid Bioservices in California is seeking a skilled scientist to supervise a small team and lead cell‑based bioassay programs in a QC‑driven environment. The role requires hands‑on experience with assay development, method validation, and regulatory alignment.

The candidate will oversee documentation, SOPs, and test method reviews while coordinating cross‑department QC procedures and participating in inspections. A strong background in cell culture and analytical techniques is essential.

Qualifications

• Master’s degree in Biology, Biochemistry, or Chemistry with 3+ years of related Scientist/Research Scientist experience or a Bachelor’s degree with 5+ years of experience.
• Experience in a QC or analytical lab setting.
• Analytical testing and equipment, writing reports/procedures/specifications, and supporting QC audits.
• Maintenance and propagation of cell lines, execution of cell-based assays.
• Experience with cell-based potency assays including luminescence, fluorescence or colorimetric detection systems.
• Handling of suspension and adherent or primary/immortalized mammalian cell lines to develop growth conditions for assays.
• Electrophoresis (SDS-PAGE, Western Blot, DNA agarose gels), ELISA plate-based assays, quantitative PCR, and aseptic handling techniques.
• Performing cell-based assay optimization and validation.

Responsibilities

• Supervise and train up to 5 direct reports on scheduling and execution of cell-based bioassays.
• Coordinate filled visual inspection for product lot release.
• Lead and execute assay qualification, method validation, special studies, investigations, method development and tech transfer projects.
• Act as Subject Matter Expert for cell propagation, cell line maintenance, and related tasks.
• Perform and review routine assays for Cell Based Assay, including thaw-and-go or with cell propagation.
• Perform aseptic sampling, visual inspection, gowning and work in clean room areas.
• Provide guidance to Analysts and Senior Analysts regarding laboratory work.
• Review, revise and write test methods, SOPs and trend analyses.
• Write study protocols and reports.
• Collaborate with other departments to develop QC procedures and policies.
• Stay abreast of cGMPs and industry regulations; participate in regulatory inspections.

Skills

Team player

Excellent communication

Multitasking

Attention to detail

Relationship building

Cell-based assay development

Education

Master’s degree in Biology/Biochemistry/Chemistry

Bachelor’s degree in Biology/Biochemistry/Chemistry

Tools

SDS-PAGE

Western Blot

ELISA

qPCR

Cell culture

Cell propagation

Job description

Looking to join a passionate team dedicated to developing and manufacturing life‑saving biopharmaceuticals? Avid Bioservices is a leading clinical and commercial biologics CDMO focused on creating innovative solutions to meet the needs of our clients and improve patient outcomes.

JOB LOCATION: 14191 Myford Road, Tustin, CA 92780

Key Responsibilities

• Supervise and train up to 5 direct reports on the scheduling and execution of cell‑based bioassays.
• Coordinate filled visual inspection for product lot release.
• Lead and execute assay qualification, method validation, special studies, investigations, method development and tech transfer projects.
• Act as Subject Matter Expert for cell propagation, cell line maintenance, and related tasks.
• Perform and review routine assays for Cell Based Assay, either thaw‑and‑go or with cell propagation, with strict adherence to written analytical test procedures.
• Perform aseptic sampling, visual inspection, gowning and work in clean room areas.
• Provide guidance to Analysts and Senior Analysts regarding laboratory work.
• Review, revise and write test methods, standard operating procedures and perform trending analysis as needed.
• Write study protocols and reports.
• Collaborate with other departments in developing, revising and implementing QC procedures and policies.
• Stay abreast of company cGMPs as well as industry regulations that apply to all job functions.
• Participate in regulatory inspections.
• Actively participate in departmental continuous improvement efforts and perform other duties as assigned.

Requirements

Position requires a Master’s degree in Biology, Biochemistry, or Chemistry and 3 years of experience as a Scientist/Research Scientist, Research Associate, or a Bachelor’s degree in Biology, Biochemistry, or Chemistry followed by 5 years of experience as a Scientist/Research Scientist, Research Associate.

• Experience in a QC or analytical lab setting.
• Analytical testing and equipment, writing reports/procedures/specifications, and supporting QC audits.
• Maintenance and propagation of cell lines, execution of cell‑based assays.
• Experience with cell‑based potency assays including luminescence, fluorescence or colorimetric detection systems.
• Handling of suspension and adherent or primary/immortalized mammalian cell lines to develop growth conditions supporting cell‑based assay development.
• Electrophoresis (SDS‑PAGE, Western Blot, DNA agarose gels), ELISA plate‑based assays, quantitative PCR, and aseptic handling techniques.
• Performing cell‑based assay optimization and validation.

Position Type / Expected Hours of Work

This is a full‑time onsite position. Days and hours of work are Monday through Friday unless otherwise directed by the supervisor. Overtime and weekend work may be required.

Compensation

We offer competitive compensation packages including a base salary, performance‑based bonuses, and comprehensive benefits such as health, dental, and vision insurance, 401(k) matching, and paid time off.

The compensation range for this role is $152,776 – $153,776 annually depending on experience and qualifications. Opportunities for career growth and development are included.

Who You Are

• Team player with a positive attitude, always ready to tackle challenges.
• Excellent written and verbal communication skills, communicating with clarity and confidence.
• Exceptional multitasking abilities and strong attention to detail to ensure smooth operations.
• Strong relationship‑building skills, capable of engaging with team members, clients, vendors, and suppliers.

Physical Demands & Work Environment

The role involves a mix of sitting, standing, and walking, with occasional lifting of objects up to 25 pounds. Exposure to electrical shocks, toxic chemicals, vibrations, or loud noise levels may occur. Reasonable accommodations are available for individuals with different abilities.

Visual acuity, including close, distance, and color vision, is essential for navigating the daily responsibilities of this position.