Good Harbor Group
Sr. QC Analyst
1 month ago
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Important information
Contract type:
Freelance / Contract
Salary:
From $124,800 / year
Location:
Sellersville, PA 18960, USA
Work mode:
Onsite
Published on:
28 September 2026
What they need
Monday-Friday, 12pm-8pm
Project description:
· Performance of all QC analytical testing for raw material, finished product and environmental monitoring samples.
· Providing analytical method support and equipment troubleshooting to QC staff in the lab.
· Test instrumentation and methods include HPLC, GC, Dissolutions, Particle Size Analyzer, FTIR (Fourier Transform Infrared) Spectroscopy, pH, Dissolution Testing, Viscosity and TOC (Total Organic Carbon) Testing.
· Responsible for the bench testing and wet chemistry activities of API, raw materials and finished products.
· Responsible for HPLC and GC testing. This includes all steps of sample and equipment prep, sample analysis and troubleshooting chromatography equipment issues.
· Participating in and performing deviation investigations and supporting the writing/documentation of findings.
Technology environment the consultant will be working in:
- Waters Empower, HPLC and GC
- Malvern, Particle Size Analyzer
- Karl Fischer Method
- Dissolution testing
- LabVantage LIMS
Consultants day to day responsibilities:
- Performing bench testing of raw materials and finished products using GC, HPLC, Malvern Particle Size Analyzer and Karl Fisher Titration.
- Review of chromatograms for accuracy and identification of potential chromatography issues
· Providing analytical method support and equipment troubleshooting to QC staff in the lab.
- Determine root cause
- Isolate the issue
- Check historic baselines
- Performing wet chemistry testing: viscosity, pH and dissolution.
- Visual inspection of samples
- Documentation of bench tests and wet chemistry results into LabVantage LIMS.
- Developing trend reports to share with QC Data Review team
Required Skills:
· Bachelor’s degree in Chemistry, Biochemistry or related field.
o Previous experience reviewing analytical testing data in a non-academic setting.
o Previous experience doing analytical testing in a commercial production or CDMO environment
o Prior experience identifying and troubleshooting QC analytic methods and equipment issues. Some examples:
§ HPLC – Baseline noise, drift, peak tailing, system backpressure
§ GC – Retention times, peak sensitivity
§ Karl Fischer – baseline drift, over-titration
§ Dissolution – Paddle speed, release data issues
o Previous experience performing analysis using HPLC:
§ Ability to choose the correct solvent for the material being tested
§ Ability to prepare the sample for testing, including extraction, concentration or dilution
§ Ability to clean and load the column.
§ Ability to calibrate the HPLC
§ Ability to use both the Manual Injection and Autosampler
o GC, Dissolution Testing and Particle Size Analysis
o Ability to analyze and interpret a chromatogram.
§ Identify common issues, including Poor Peak Shape, Poor Peak Resolution, Poor Reproducibility, Baseline Drift.
Pay: From $60.00 per hour
Benefits:
- Dental insurance
- Health insurance
Work Location: In person
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