QC Analytical Chemist

About the role About Rio Tinto Respect and inclusion About the role

• Join a leading global company
• Be part of a group that is safety driven and values inclusion
• Our friendly teams look after each other because your safety and wellbeing are always our priority We're Finding Better Ways™ to provide materials the world needs, now and in the future.

Our values - care, courage and curiosity - guide how we work and how we treat each other. About the role We are looking for a QC Analytical Chemist as a Subject Matter Expert (SME) responsible analytical technique, including, but not limited to Inductively Coupled Plasma-Optical Emission Spectroscopy (ICP-OES), Ion Chromatography (IC), Gas Chromatography (GC), Karl Fisher (KF) titration, Particle size Analyzer, and automated titrations systems. In addition, the role provides hand-on training, method guidance, and troubleshooting support to strengthen technical competency, promote data integrity, and ensure consistent adherence to test methods, standard operating procedures, safety requirements, and Quality Management System. This is a great opportunity for an experienced technician to make a meaningful impact on our ongoing operations. The position is Monday to Friday, 8:00 a.m. to 4:00 p.m. Relocation assistance may be provided for selected candidates, where applicable. About the role Reporting to the Quality Control Manager and working in a collaborative community, a challenging and exciting environment, a diverse team, etc., you will be:

• Join a leading global company
• Be part of a group that is safety driven and values inclusion
• Our friendly teams look after each other because your safety and wellbeing are always our priority We're Finding Better Ways™ to provide materials the world needs, now and in the future.

Our values - care, courage and curiosity - guide how we work and how we treat each other. About the role We are looking for a QC Analytical Chemist as a Subject Matter Expert (SME) responsible analytical technique, including, but not limited to Inductively Coupled Plasma-Optical Emission Spectroscopy (ICP-OES), Ion Chromatography (IC), Gas Chromatography (GC), Karl Fisher (KF) titration, Particle size Analyzer, and automated titrations systems. In addition, the role provides hand-on training, method guidance, and troubleshooting support to strengthen technical competency, promote data integrity, and ensure consistent adherence to test methods, standard operating procedures, safety requirements, and Quality Management System. This is a great opportunity for an experienced technician to make a meaningful impact on our ongoing operations. The position is Monday to Friday, 8:00 a.m. to 4:00 p.m. Relocation assistance may be provided for selected candidates, where applicable. About the role Reporting to the Quality Control Manager and working in a collaborative community, a challenging and exciting environment, a diverse team, etc., you will be: Provide technical leadership for the operation, calibration, qualification, and lifecycle management of advanced analytical instrumentation, ensuring optimal performance, compliance, and data integrity. Own and continuously improve the QC instrument reliability and preventive maintenance program, serving as the primary technical liaison with equipment vendors and service providers. Lead the evaluation, selection, procurement, and implementation of new analytical technologies in collaboration with QC management and R D, including method transfer, system setup, and user training. Drive continuous improvement of laboratory infrastructure and equipment performance by coordinating maintenance activities, managing work notifications, and overseeing external contractors. Partner with R D to design, develop, optimize, validate, and transfer robust analytical methods aligned with regulatory and business requirements. Lead Measurement System Analysis (MSA), Gage R&R studies, and advanced statistical evaluations to ensure analytical methods and instrumentation are fit for purpose. Perform expert-level qualitative and quantitative analysis of raw materials, in-process, finished products, and qualification samples, ensuring technical rigor and on-time release. Apply advanced data review, trend analysis, and statistical software tools to support decision-making, investigations, and continuous quality improvement initiatives. Ensure accurate, compliant documentation of analytical activities, adhering to cGMP, data integrity principles, and quality management systems (ISO 9001:2015, IATF 16949). Champion operational excellence through the application of Lean Six Sigma tools (e.g., control samples, 5S, Kanban) to improve laboratory efficiency, sample prioritization, and supply management. About you PhD in Chemistry and minimum of 5 years of experience is required Or master's degree in chemistry and a minimum of 10 years of experience is required. Proven expertise in operating and troubleshooting: Gas Chromatography (GC). Inductively Coupled Plasma-Optical Emission Spectroscopy (ICP-OES) Ion Chromatography (IC) Karl Fisher and Auto-titrators Particle size Analyzer Deep understanding of c

GMP, ISO 9001

2015 and

IATF-16949

requirements Strong Method Development and the application of MSA principles. Excellent Communication skills for cross-functional collaboration with other departments. Six Sigma/continuous improvement training is desired. Experience using Minitab is a plus. ASQ certification is a plus. Power BI experience is a plus. Certification as a green belt is a plus. Knowledge of SAP is a plus. Knowledge of Laboratory Information Management systems such as Thermo's SampleManager What we offer Be recognised for your contribution, your thinking and your hard work, and go home knowing you've helped the world progress. A work environment where safety is always the number one priority. Competitive base salary is reflective of your skills and experience with an annual incentive bonus. Access to top-tier family-friendly health programs including medical, prescription drug, dental, vision, life insurance coverage, and various voluntary benefits. Excellent retirement plan including up to 6% defined company contribution; Generous 401k matching program. Attractive share ownership plan. Comprehensive leave policies which cover all the moments that matter in life: PTO (paid time off), paid holidays, and paid bereavement leave. A generous parental leave policy, which ensures you're able to spend quality time with your new family. Discount programs for leisure purposes and access to Virgin Pulse with incentives supporting your wellbeing. Access to our Employee Assistance Program (EAP), which provides confidential counselling or expert guidance for you and your family to help get through life's challenges. About Rio Tinto Rio Tinto is a leading global mining and materials company. We operate in 35 countries where we produce iron ore, copper, aluminium, critical minerals, and other materials needed for the global energy transition and for people, communities, and nations to thrive. We have been mining for 150 years and operate with knowledge built up across generations and continents. Our purpose is finding better ways to provide the materials the world needs - striving for innovation and continuous improvement to produce materials with low emissions and to the right environmental, social and governance standards. But we can't do it on our own, so we're focused on creating partnerships to solve problems, create win-win situations and meet opportunities. Respect and Inclusion At Rio Tinto, we particularly welcome and encourage applications from Indigenous Peoples, women, the LGBTQIA+ community, mature workers, people with disabilities and people from different cultural backgrounds. We are committed to an inclusive environment where people feel comfortable to be themselves. We want our people to feel that all voices are heard, all cultures respected and that a variety of perspectives are not only welcome - they are essential to our success. We treat each other fairly and with dignity regardless of race, gender, nationality, ethnic origin, religion, age, sexual orientation or anything else that makes us different. R55294 Read More About Rio Tinto Rio Tinto is a leading global mining and materials company. We operate in 35 countries where we produce iron ore, copper, aluminum, critical minerals, and other materials needed for the global energy transition and for people, communities, and nations to thrive. We have been mining for 150 years and operate with knowledge built up across generations and continents. Our purpose is finding better ways to provide the materials the world needs—striving for innovation and continuous improvement to produce materials with low emissions and to the right environmental, social and governance standards. But we can't do it on our own, so we're focused on creating partnerships to solve problems, create win-win and meet opportunities. Respect and inclusion Rio Tinto is committed to equal employment opportunity. All qualified applicants will be considered without regard to race, color, sex, age, religion, national origin, disability, or any other characteristic protected by federal, state, or local law. We are committed to an inclusive environment where people feel safe, respected and valued. We want our people to feel that all voices are heard and that a variety of perspectives are not only welcome but are essential to our success. We treat all our people fairly and with dignity. Rio Tinto participates in E- Verify to confirm work authorization.

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