Chemist II – Site Labs
Rio Tinto Kennecott | Salt Lake City, Utah | On-site
- Provide analytical chemistry and quality assurance support across the Concentrator, Smelter and Refinery laboratories
- Improve analytical methods and support technicians through hands-on technical guidance and training
- Monday through Friday, on-site role offering a consistent schedule and exposure across three Kennecott site laboratories
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 Chemist II to provide accurate analytical data, strengthen laboratory quality systems and support technical work across Rio Tinto Kennecott’s Concentrator, Smelter and Refinery laboratories. You will apply professional chemistry knowledge to assignments and projects that support safe, consistent and efficient processing operations.
This is a great opportunity for a laboratory professional who enjoys solving practical analytical problems, improving methods and working with technicians, engineers, scientists and operational partners to turn laboratory results into informed decisions.
Reporting to the Senior Supervisor, Site Laboratories, and working within collaborative technical teams, you will support all three site laboratories. This is an on-site role working Monday through Friday, 40 hours per week, with occasional extended hours or weekend support based on operational needs.
What you’ll be doing
- Train technicians on routine and non-routine sample preparation and analytical procedures across a variety of sample matrices and laboratory instruments.
- Participate in site laboratory quality control and quality assurance programs, including proficiency testing, routine audits, standards development, troubleshooting and continuous improvement.
- Evaluate analytical results, investigate variances and recommend practical improvements to analytical methods, procedures, quality controls and project objectives.
- Contribute to analytical method development, validation and certification, as well as the development and review of standard operating procedures.
- Operate and support laboratory instrumentation and data systems, which may include X-ray fluorescence, LECO analyzers, automated titrators, particle size analyzers and other relevant instruments.
- Provide chemistry input and technical assistance to process engineers, scientists and laboratory partners across the Concentrator, Smelter and Refinery laboratories.
- Prepare clear technical reports and recommendations and present proposed solutions or results to peers, project teams and operational stakeholders.
- Apply Lean 5S principles to improve laboratory organization, efficiency, safety and standardization.
About you
We’re looking for someone whose experience aligns with the key requirements below. You do not need to meet every helpful-for-success item to apply. If you bring relevant experience and are excited by the opportunity, we encourage you to submit an application.
Required for success
- A commitment to the safety of yourself and your team
- A qualification in chemistry or a related scientific discipline, or equivalent practical laboratory experience
- Demonstrated experience applying analytical chemistry in a laboratory, processing, manufacturing or other safety-critical technical environment
- Experience conducting laboratory assignments or projects, evaluating results and resolving technical problems using established procedures
- Working knowledge of laboratory quality control and quality assurance practices, including accurate documentation and record keeping
- Ability to communicate technical information clearly and collaborate with technicians, scientists, engineers and operational stakeholders
Helpful for success
- Experience with laboratory instrumentation such as X-ray fluorescence, LECO analyzers, particle size analyzers, automated titrators or similar instruments
- Experience with laboratory information management systems and common business applications, including Microsoft Excel and Word
- Exposure to analytical method development, validation, proficiency testing, audits or laboratory certification activities
- Knowledge of Lean 5S principles and their application within a laboratory environment
What we offer
- Be recognized for your contributions, innovative thinking and dedication, and leave each day knowing you have helped the world progress
- A work environment where safety is always the number one priority
- Competitive base salary reflective of your skills and experience, with a 10% annual performance-based 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 and a generous 401(k) matching program
- Attractive share ownership plan
- Comprehensive leave policies covering the moments that matter in life, including paid time off, paid holidays and paid bereavement leave
- A generous parental leave policy to support quality time with your new family
- Discount programs for leisure purposes and access to Personify Health with incentives supporting your wellbeing
- Access to our Employee Assistance Program, which provides confidential counseling or expert guidance for you and your family
Where you’ll be working
Rio Tinto Kennecott is a fully integrated copper mining operation located just outside Salt Lake City, Utah. The operation includes mining, concentrating, smelting and refining activities and produces copper and other materials that are essential to modern life.
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
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. Please visit http://www.ucis.gov/ for more information.
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Llevamos 150 años dedicados a la minería y trabajamos con conocimientos acumulados a lo largo de generaciones y continentes. Nuestro propósito es encontrar mejores formas de proporcionar los materiales que el mundo necesita, esforzándonos por innovar y mejorar continuamente para producir materiales con bajas emisiones y según las normas medioambientales, sociales y de gobernanza adecuadas. Pero no podemos hacerlo solos, así que nos centramos en crear asociaciones para resolver problemas, crear situaciones beneficiosas para todos y aprovechar las oportunidades.
Rio Tinto está comprometido con la igualdad de oportunidades en el empleo. Se tendrán en cuenta todos los postulantes cualificados sin distinción de raza, color, sexo, edad, religión, nacionalidad, discapacidad o cualquier otra característica protegida por la legislación federal, estatal o local.
Estamos comprometidos con un entorno inclusivo en el que las personas se sientan seguras, respetadas y valoradas. Queremos que nuestro personal sienta que lo escuchamos y que no solo celebramos los nuevos puntos de vista, sino que los consideramos esenciales para nuestro éxito. Tratamos a toda nuestra gente con equidad y dignidad.
Rio Tinto participa en E-Verify para confirmar las autorizaciones laborales. Visite http://www.ucis.gov/ para obtener más información.
Inicie su aplicación
Lleva tu carrera en liderazgo al siguiente nivel.
¿Adónde puedes llegar con Rio Tinto?
Tienes pasión y ambición con aspiraciones profesionales tremendas. La amplitud y el crecimiento de nuestra organización te capacita para definir tu trayectoria profesional ideal.
Explorar la trayectoria profesional de Katie
Explorar la trayectoria profesional de Katie


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- Enero 2004 – Enero 2005Ingeniero GraduadoLaunceston, Tasmania, Australia
Trabajar en Rio Tinto
Ayúdanos a aportar los materiales que hacen posible el progreso humano.
El avión en el que vas acaba de aterrizar. Enciendes el móvil y sacas el portátil del compartimento superior. Inmediatamente te pones a trabajar, a miles de kilómetros de tu oficina. ¿Alguna vez te has detenido a pensar en todos los materiales que hacen posible la vida en el siglo XXI? En Río Tinto descubrimos, desarrollamos y aportamos los materiales que impulsan el progreso humano. Cuando trabajas con nosotros, vivirás ventajas que no encontrarás en ningún otro lugar.
Trabajar con nuestro equipo de Operaciones
Lo más importante que descubrirás es tu propio potencial.
Trabajar en operaciones en Rio Tinto significa que puedes marcar una diferencia directa en descubrir y aportar los materiales que posibilitan el progreso humano. A cambio, nos esforzamos por ayudarte a lograr y hasta exceder tus objetivos profesionales. Súmate a Rio Tinto y vive lo que podemos ofrecer
Nuestro proceso de solicitud
01
Postularse
El primer paso es postularse para el rol. Puedes presentarte con tu perfil de LinkedIn o subir tu currículo. También pediremos que respondas algunas preguntas antes de enviar tu solicitud.
02
Pasar evaluaciones
Nuestras evaluaciones están diseñadas para ayudarnos a determinar si eres compatible para el puesto. Te haremos saber cuáles tendrás que completar.
03
Entrevista
La entrevista se podrá realizar en persona o en línea. Es la oportunidad perfecta para conocerte mejor, responder a tus preguntas y conversar de la emocionante oportunidad profesional que has solicitado.
04
Ofertas y controles
En esta fase, te comunicaremos si te hemos seleccionado, en cuyo caso será necesario realizar un par de controles, como una verificación de antecedentes o de seguridad. Es posible que tengas que someterte a una evaluación médica, dependiendo del puesto solicitado.
05
Integración al equipo Rio Tinto
Una vez completados las verificaciones, nos comunicaremos para definir la fecha de inicio y responder a cualquier pregunta que puedas tener antes de unirte a nuestro equipo.



















