Senior QC Chemist

Yoh Life Sciences is hiring for a Sr. Quality Control Chemist in Houston, TX. This role requires expertise in operating, troubleshooting, and validating analytical instrumentation including HPLC, GC, UV-Vis, and FTIR, as well as interpreting analytical data and supporting OOS/OOT investigations. The position plays a key role in developing and transferring analytical methods, maintaining laboratory documentation, and supporting internal and external audits.

The Senior QC Chemist also mentors junior laboratory staff and collaborates cross-functionally with Quality Assurance, Production, and R&D to ensure product quality and continuous improvement. Ideal candidates have 5+ years of pharmaceutical QC experience, a strong understanding of FDA, USP, and ICH guidelines, and demonstrated technical leadership in a GMP-regulated laboratory.

Title: Sr. Quality Control Chemist

Duration: Permanent

Pay: $76,700 - 91,300 DOE

Location: Houston, TX

Shift: M-F 8-5pm

• Perform routine and non-routine chemical analysis of raw materials, in-process samples, and finished products using validated analytical methods.
• Operate and maintain laboratory instrumentation such as HPLC, GC, UV-Vis, FTIR, and other analytical equipment.
• Review and interpret analytical data to ensure compliance with specifications and regulatory requirements.
• Troubleshoot analytical methods, instrumentation issues, and laboratory processes.
• Develop, validate, and transfer analytical methods in accordance with industry standards (e.g., USP, ICH, FDA guidelines).
• Prepare and review laboratory documentation, including test methods, protocols, reports, and SOPs.
• Ensure all laboratory activities comply with cGMP, safety, and company policies.
• Train and mentor junior chemists and laboratory technicians.
• Support internal and external audits and inspections.
• Maintain accurate and timely documentation in laboratory systems (e.g., LIMS, notebooks).
• Collaborate with cross-functional teams, including Quality Assurance, Production, and R&D.
• Assist with investigations related to out-of-specification (OOS) and out-of-trend (OOT) results.

• Bachelor’s degree in chemistry or related scientific field required;
  Master’s degree preferred.
• Minimum of 5+ years of experience in a pharmaceutical or GMP-regulated laboratory.
• Strong knowledge of analytical techniques such as HPLC, GC, and spectroscopy.
• Familiarity with cGMP, FDA, USP, and ICH guidelines.
• Strong analytical, problem-solving, and organizational skills.
• Ability to work independently and manage multiple priorities.
• Excellent written and verbal communication skills.

Estimated Min Rate
: $76700.00

Estimated Max Rate
: $91300.00

Benefits include:

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• Met Life Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note:

Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Visit  to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of…