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QC Chemist/ Sr. Chemist

Unipac
South Plainfield, NJ Full Time
POSTED ON 7/28/2026
AVAILABLE BEFORE 11/24/2026

POSITION: QC Chemist/Sr chemist

JOB DESCRIPTION:

· Perform sampling and testing of raw materials, packaging components, in-process samples, bulk products, finished products, purified water, and stability samples in accordance with approved specifications, USP/NF, FDA cGMP requirements, validated analytical methods, and Standard Operating Procedures (SOPs).

· Perform analytical testing using laboratory instruments including FTIR, UV-Visible Spectrophotometer, pH Meter, Viscometer, Balance, Karl Fischer Titrator, and other laboratory equipment as applicable.

· Review vendor Certificates of Analysis (COAs) and perform identification and compendial testing of incoming raw materials prior to release for manufacturing.

· Perform in-process and bulk product testing to support manufacturing operations and provide timely analytical results for production and batch disposition.

· Perform finished product testing for release, including assay, identification, related substances/impurities, dissolution, content uniformity, viscosity, pH, specific gravity, appearance, and other applicable quality attributes.

· Prepare, standardize, label, and maintain volumetric solutions, reagents, mobile phases, buffers, and reference standard solutions in accordance with approved procedures.

· Perform calibration, verification, routine maintenance, and performance qualification checks of laboratory instruments and equipment. Coordinate preventive maintenance and annual calibration activities with qualified external service providers when required.

· Review analytical data generated by other analysts for accuracy, completeness, compliance with specifications, calculations, chromatographic integration, and GMP documentation requirements.

· Assist laboratory deviations, Out-of-Specification (OOS), Out-of-Trend (OOT), atypical results, laboratory incidents, and instrument failures. Participate in root cause investigations and implementation of Corrective and Preventive Actions (CAPA).

· Support method validation, method verification, method transfer, cleaning validation, process validation, equipment qualification (IQ/OQ/PQ), and analytical method development activities.

· Perform stability testing in accordance with the approved stability program and assist in trending stability data to support product shelf-life.

· Support change controls, risk assessments, specification revisions, SOP revisions, laboratory investigations, annual product reviews, and continuous improvement initiatives.

· Ensure proper status labeling, storage, handling, and disposition of raw materials, in-process materials, finished products, reference standards, reagents, and retained samples.

· Maintain laboratory housekeeping and ensure compliance with Good Documentation Practices (GDP), Good Manufacturing Practices (cGMP), Good Laboratory Practices (GLP), and applicable safety procedures.

· Wear required Personal Protective Equipment (PPE) and comply with all Environmental Health and Safety (EHS) requirements.

· Participate in training programs and maintain qualification on analytical methods, laboratory equipment, SOPs, and cGMP requirements.

· Communicate analytical results, laboratory issues, and testing priorities effectively with Quality Assurance, Production, Research & Development, Supply Chain, and other cross-functional departments.

· Perform other laboratory and quality-related duties as assigned by the QC Manager or Quality Unit.

Benefits:

  • Medical, Dental, and Vision
  • 50k Life Insurance (paid by employer)
  • All legal Employment Law considerations
  • 401k

Pay: $55,000.00 - $85,000.00 per year

Benefits:

  • 401(k)
  • Dental insurance
  • Health insurance
  • Vision insurance

Application Question(s):

  • Do you have 3-5 years experience in the lab?
  • Do you live within a reasonable commute distance or willing to relocate?
  • Do you know or will you in the future need sponsorship?

Work Location: In person

Salary : $55,000 - $85,000

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