All Services Engineering & Architecture QA/QC Engineer $15/hr · Starting at $30 QA/QC Supervision and ISO Internal Audit (IMS). Raw Material Realization, Performs Laboratory analysis using Xrf and through wet lab. like titration. Performs TSS analysis for water samples. About $15/hr · Ongoing Download Resume QA/QC Supervision and ISO Internal Audit (IMS). Raw Material Realization, Performs Laboratory analysis using Xrf and through wet lab. like titration. Performs TSS analysis for water samples. Skills & Expertise AnalyticsEngineeringInternal AuditingISOLikes 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts EngineersAnalytics ExpertsInternal Auditors