Sr. QC Chemistry Associate I
- Location
- San Diego, CA · On-site
- Job type
- Full-time
- Level
- Senior
- Experience
- 6+ years
- Education
- High school diploma or equivalent
- Listed
- 20 days ago
Skills & highlights for this role
- GMP compliance
- HPLC
- USP compendial methods
Also useful
- LIMS
- QMS
- cIEF
- Karl Fischer titration
About the role
Life changing therapies. Global impact. Bridge to thousands of biopharma companies and their patients. We are PCI. Our investment is in People who make an impact, drive progress and create a better tomorrow. Our strategy includes building teams across our global network to pioneer and shape the future of PCI.
Summary: The Sr. QC Chemistry Associate I performs complex testing, data review and data analysis for in-process, release, and stability assays of proteins, peptides, and small molecules. Operating with minimal supervision, this role serves as a technical contributor and resource within the team, demonstrating a strong understanding of QC chemistry practices, regulatory compliance, and laboratory workflows.
The Sr. Associate I independently supports method transfers, qualifications, and troubleshooting efforts, and may assist in mentoring junior staff. This position ensures adherence to GMP/GLP requirements and contributes to ongoing improvements in quality and efficiency. Essential Duties and
Responsibilities
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The essential duties and responsibilities include the following but other duties may be assigned. Independently performs routine and complex analytical testing for in-process, release, stability, and raw material samples, and provides technical guidance to team members as needed.
Demonstrates strong proficiency in compendial and non-compendial methods such as USP Identification, AQL inspection, UV-VIS, SoloVPE, viscosity, Karl Fischer, and chromatography (e.g., HPLC, cIEF), ensuring accuracy and compliance. Leads troubleshooting efforts for assays and identifies process improvements to optimize testing efficiency and reliability.
- Authors and reviews data packages, ensuring adherence to cGMP, SOPs, and regulatory expectations.
- Writes, revises, and implements test methods, SOPs, and client-specific protocols, contributing to procedural development and standardization.
- Participates in and may lead method qualifications, validations, and transfers, including drafting of technical protocols and reports.
- Mentors and trains junior QC staff on analytical techniques, documentation practices, and laboratory operations.
- Investigates and documents quality events, including deviations and out-of-specification (OOS) results, with a clear understanding of root cause analysis and CAPA.
- Act as a QC representative in cross-functional or client-facing meetings as needed.
- Oversees maintenance and proper use of laboratory equipment and ensures compliance with calibration schedules and procedures.
- Proactively contributes to continuous improvement initiatives and department goals.
- Regular and reliable attendance on a full-time basis [or in accordance with posted schedule].
Pay and benefits
The requirements listed below are representative of the knowledge, skill, and/or ability required for the stated position. High School Diploma required. Bachelor's degree in Life Sciences discipline or equivalent is strongly preferred. Minimum of six (6) years of relevant experience in a GMP-regulated laboratory setting. Strong working knowledge of GMP standards, aseptic techniques, and laboratory best practices.
Demonstrated ability to perform complex analytical testing accurately and reproducibly. Experience with LIMS and QMS systems preferred. Proficiency in troubleshooting instrumentation and assay issues. Comfortable providing technical guidance and training to junior team members. Proficiency in Microsoft Office applications. Detail-oriented with strong written and verbal communication skills.
Able to work independently and collaboratively in a fast-paced environment. The hiring rate for this position is $36.54 - 41.10 plus eligibility for an annual performance bonus. Final offer amounts are determined by multiple factors, including but not limited to specific and relevant experience, education, credentials, geography, and subject matter expertise.
PCI offers full-time employees a competitive benefits package that includes paid time off, health insurance coverage (including dental and vision), a flexible spending account, and a 401(k) plan. #LI-AC1 Join us and be part of building the bridge between life changing therapies and patients. At PCI, Equity and Inclusion are at the core of our company's purpose: Together, delivering life-changing therapies.
We envision a PCI community where everyone can belong and grow, and we strive to bring this vision to reality by continuously and intentionally assessing our people practices, policies and programs, marketing approach, and workplace culture.
Equal opportunity and legal notices
Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. Let's talk future Equal Employment Opportunity (EEO) Statement: PCI Pharma Services is an Equal Opportunity/Affirmative Action Employer.
We do not unlawfully discriminate on the basis of race, color, religion, age, sex, creed, national origin, ancestry, citizenship status, marital or domestic or civil union status, familial status, affectional or sexual orientation, gender identity or expression, genetics, disability, military eligibility or veteran status, or any other protected status.
We are committed to cultivating an inclusive workplace by holding ourselves accountable to the highest standards of understanding, fairness, respect, and equal opportunity - at every level.
From PCI Services's careers page, first listed on Rolev.ai on October 21, 2026. Rolev.ai is not the employer.
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More at PCI Services
All PCI Services jobsCommon questions
Where is the Sr. QC Chemistry Associate I job at PCI Services located?
This Sr. QC Chemistry Associate I position at PCI Services is located in San Diego, CA (On-site). Always check PCI Services's application page for specific state eligibility or relocation policies.
What qualifications are required for Sr. QC Chemistry Associate I at PCI Services?
For the Sr. QC Chemistry Associate I role, PCI Services highlights 6+ years of relevant experience; a high school diploma or equivalent; experience with GMP compliance, HPLC, USP compendial methods. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Sr. QC Chemistry Associate I position at PCI Services?
This listing links directly to PCI Services's Workday application page. You can apply directly on PCI Services's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workday application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.