Head of Quality Control Labs

Local Candidates Only | No Sponsorship | No Agency Referrals

Now Hiring: Quality Control Manager

About the Opportunity

Lief Labs is seeking an experienced and driven Quality Control Manager to lead our QC laboratory operations in Valencia, CA. This is an exciting opportunity for a scientific leader who thrives in a regulated manufacturing environment, enjoys building high-performing teams, and is passionate about delivering accurate, reliable, and compliant laboratory results that support product quality and customer confidence.

In this role, you will oversee analytical and microbiological testing, laboratory systems, method execution, investigations, data review, equipment readiness, and external laboratory partnerships. You will work cross-functionally with Quality Assurance, Operations, Regulatory Affairs, Product Development, Procurement, customers, suppliers, and third-party laboratories while helping maintain a culture of scientific integrity, accountability, continuous improvement, and inspection readiness.

What You’ll Do

Lead daily QC and laboratory operations, including sample management, testing schedules, workflow prioritization, staffing, training, and team development.

Ensure testing and data review for raw materials, in-process materials, finished products, stability samples, and environmental samples are accurate, traceable, timely, and compliant.

Maintain laboratory compliance with applicable cGMP requirements, 21 CFR Part 111, USP expectations, approved procedures, customer requirements, and ISO/IEC 17025 standards.

Oversee laboratory investigations, out-of-specification results, deviations, method concerns, CAPA support, trend review, and technical problem solving.

Champion continuous improvement in laboratory turnaround time, documentation quality, method performance, equipment readiness, and overall team effectiveness.

What We’re Looking For

Bachelor’s degree in chemistry, Biochemistry, Microbiology, Food Science, Pharmaceutical Science, or a related scientific discipline.

8+ years of progressive laboratory experience in dietary supplements, food, pharmaceutical, nutraceutical, or another regulated manufacturing environment.

3+ years of laboratory supervisory or management experience preferred.

Strong knowledge of cGMP requirements, laboratory investigations, data integrity, controlled documentation, and quality systems.

Experience with ISO/IEC 17025 laboratory systems, method validation or verification, third-party laboratory oversight, or audit support is a plus.

Key Skills Required

Laboratory leadership, team development, coaching, and performance management

Strong knowledge of cGMP, 21 CFR Part 111, ISO/IEC 17025, USP requirements, and Good Documentation Practices

Analytical and microbiological testing oversight, method verification, validation, transfer, and troubleshooting

Data review, data integrity, ALCOA+ principles, laboratory investigations, OOS/OOT evaluation, deviations, CAPA, and root cause analysis

Laboratory equipment management, calibration, maintenance, qualification, and readiness

Cross-functional communication, audit readiness, risk-based decision making, prioritization, and continuous improvement

Why Join Us?

As our Quality Control Manager, you will play a key leadership role in protecting product quality, strengthening laboratory systems, and supporting the success of a fast-paced manufacturing operation. If you are a hands-on leader who combines technical expertise with sound judgment, clear communication, and a commitment to compliance, we invite you to bring your experience to our team.

Compensation

The salary range for this position is $100,000 - $130,000 USD . Starting pay depends on job-related factors including market demands, experience, training, skills, and education.

This role is performed in a Good Manufacturing Practice (GMP) manufacturing environment with controlled facilities, documented processes, and strict quality and regulatory standards. Employees are expected to follow GMP procedures, maintain a clean and organized workspace, and support quality assurance practices. Some travel may be required, including local supplier, customer, warehouse, or business-related travel and occasional out-of-area travel as business needs require.

Lief is an Equal Opportunity employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, or sex, including sexual orientation and gender identity, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

Suppose you are a qualified individual with a disability or a disabled veteran. In that case, you have the right to request accommodation if you are unable or limited in your ability to use or access our career center due to your disability. To request an accommodation, contact the Lief Human Resources department.

Lief will consider employment-qualified applicants with criminal histories in a manner consistent with the requirements of the Los Angeles Fair Chance Initiative for Hiring.

Lief uses E-Verify to confirm work eligibility in the United States. E-Verify compares the information on your Form I-9, Employment Eligibility Verification, to official government records.

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