Junior​/Intermediate Geochemist

Junior / Intermediate Geochemist – Mine Water Management Location

Denver, Colorado;
Reno, Nevada, USA

Immediately

Piteau Associates, a Tetra Tech company, is a world‑renowned consulting firm that offers a full range of geotechnical, hydrogeological, and mine water management investigation and design services to the resource industry. With over 45 years of service, the company currently has over 150 employees in 11 offices in Canada, USA, Peru, Chile, UK, and South Africa. With a strong dedication to quality and maintaining long‑term relationships with our clients, we are one of the top mining geotechnical and hydrogeology consulting firms specializing in the design of deep open pit mines worldwide.

• Degree in geoscience with specialization in geochemistry / hydro‑geochemistry from a recognized university and minimum of 1 to 3 years of related work experience for the junior and intermediate positions, respectively. A Master’s or PhD. degree would be considered a strong asset.
• Expertise in aqueous geochemistry with knowledge involving mine pit lakes, waste rock management, acid‑rock drainage, mitigation techniques and other work to support permitting of mine operations and closure.
• Working knowledge and proficiency with modeling software PHREEQC and/or Geochemists Workbench
• Other software proficiency a benefit, such as Leapfrog‑Geo, ARCGIS or QGIS, Python
• Assisting with execution of field data collection programs development of safe working procedures (SOPs), and trigger action response plans/procedures (TARPs)
• Advanced understanding of standard to advanced 2D and 3D analytical methods including limit equilibrium, finite element, and distinct element stability analysis codes, and rockfall/runout analysis
• Understanding of underground mining methods and interaction between open pit slope stability and underground mine‑workings

• A Bachelors or advanced degree in a geological engineering, geology, or a related field with coursework and/or research in hydrogeology (required for all positions)
• Experience in a consulting role
• Eligibility for registration as P.E. or P.G. in the USA
• Familiarity with state regulations, combined with a willingness and aptitude for project management and business development
• Strong work experience in field‑based investigations in physical hydrogeology, groundwater supply and hydrogeological assessments
• Competency in soil and rock sampling and geotechnical soil and core logging, drilling, test pitting, well and piezometer installations, water quality sampling, and hydraulic response tests (e.g. slug, pumping, and packer testing)
• Experience with industry‑standard commercial computer software including Microsoft Excel, Access, ArcGIS, and various groundwater analysis and modeling software (e.g., Aquifer Test, Seep/W, and MODFLOW)
• Applicants for intermediate to principal level positions should include relevant career experience detailed in their resume.

• Exciting career development opportunities, including mentoring by world‑class practice leaders
• Cutting edge resources
• Ability to see projects from cradle to grave
• Engaging corporate culture based on innovation, collaboration, and integrity
• Excellent compensation and comprehensive benefits package

To meet the physical demands required of some positions, candidates must be in good physical condition and willing to work in all weather conditions. Clearance on pre‑placement medical and drug and alcohol testing may be required.

Tetra Tech combines the resources of a global, multibillion‑dollar company with local, client‑focused delivery in more than 400 locations around the world. Our reputation rests on the technical expertise and dedication of our employees — 21,000 associates working together to provide smart, scalable solutions for challenging projects. We are proud to be home to leading technical experts in water, environment, infrastructure, resource management, energy, and international development.

Tetra Tech is proud to be an Equal Opportunity Employer. Diversity, inclusion, and equity are among Tetra Tech’s core…