Quality Assurance Supervisor
Solenis · London, Ontario, Canada ·
- Category
- QA
- Experience
- 3+ years
Solenis is a leading global producer of specialty chemicals focused on delivering sustainable solutions for water-intensive industries, including consumer, industrial, institutional, food and beverage, and pool and spa water markets. Owned by Platinum Equity, the company’s product portfolio includes a broad array of water treatment chemistries, process aids, functional additives, and cleaners and disinfectants, as well as state-of-the-art monitoring and control systems. These technologies are used by customers to improve operational efficiencies, enhance product quality, protect plant assets, minimize environmental impact, and create cleaner and safer environments.
Headquartered in Wilmington, Delaware, the company has 69 manufacturing facilities strategically located around the globe and employs a team of over 16,500 professionals in 160 countries across six continents. Solenis is a 2025 US Best Managed Company, recognized five years in a row. For more information about Solenis, please visit www.solenis.com.
POSITION SUMMARY
Reporting to the Quality Assurance Manager, this role supervises the Quality department and provides technical support related to product chemistry, quality systems, and regulatory compliance. The position ensures compliance with GMP, ISO, Health Canada, FDA, and environmental standards while supporting plant operations in a team-based environment. This role serves as the backup to the QA Manager when required.
KEY RESPONSIBILITIES
Ensure compliance with all Solenis safety, quality, and environmental requirements
Supervise QA staff, including scheduling, time-off management, and weekly payroll
Lead supplier and customer quality investigations, including NCRs, CAPAs, and complaint resolution
Coordinate product release activities and quality documentation to support timely shipment
Conduct internal GMP and ISO 9001 / ISO 14001 audits
Maintain quality procedures, training compliance, and regulatory alignment
Manage QA laboratory needs, including purchase requisitions and testing readiness
Coordinate and document equipment and process validations
Prepare quality data for Management Review and present QA updates at plant meetings
Participate in continuous improvement initiatives (5 Why, Kaizen, TPM)
Support employee reviews, investigations, and disciplinary processes
Adjust shifts and work overtime as needed to support business needs
Perform other duties as assigned
REQUIRED QUALIFICATIONS
Bachelor’s degree in Chemistry, Chemical Engineering, Quality Engineering, or related science
(or equivalent post-secondary education with Chemistry background)3+ years QA leadership or supervisory experience in a GMP-regulated manufacturing environment
Proficiency with MS Office; SAP experience is an asset
ADDITIONAL QUALIFICATIONS
Strong organizational, communication, and problem-solving skills
Safety-focused, detail-oriented, and collaborative
Adaptable to changing priorities in a fast-paced environment
Experience with IR, UV/Vis, HPLC, and GC instrumentation (asset)
Willingness to work overtime, evenings, or weekends as required
We understand that candidates will not meet every single desired qualification. If your experience looks a little different from what we’ve identified and you think you can bring value to the role, we’d love to learn more about you.
At Solenis, we understand that our greatest asset is our people. That is why we offer competitive compensation, comprehensive benefits which include health, dental, vision and a defined contribution pension plan, and numerous opportunities for professional growth and development. So, if you are interested in working for a world-class company and enjoy solving complex challenges, whether in the lab or the field, consider joining our team.
Solenis is proud to be an equal opportunity employer. Applications from all qualified individuals are welcome, and will be considered without regard to any ground protected by human rights legislation, including race, ancestry, place of origin, colour, ethnic origin, citizenship, creed, sex, sexual orientation, gender identity, gender expression, age, record of offences, marital status, family status, and disability. Solenis provides reasonable accommodation to individuals with disabilities in the recruitment process, and invites candidates to let us know about their accommodation needs.
Should you require assistance in applying to this opportunity, please reach out to Solenis Talent Acquisition at [email protected] .

The expected compensation range for this position is between $58,450.00 and 77,930.00 plus discretionary bonuses. The exact compensation may vary based on your skills, experience and other factors permitted by law.
Regulatory Disclosure
This posting is for an existing vacancy.
We do not use artificial intelligence or automated decision-making tools to screen, assess, or select applicants.