Resource Geologist

AECOM•St. Louis, MO

8d•$90,000 - $110,000•Hybrid

About The Position

AECOM is seeking a highly motivated Resource Geologist to support our growing Mining business across North America. The successful candidate will contribute to multidisciplinary mining projects ranging from early-stage exploration and mineral resource evaluation through feasibility studies, mine development, and operational support. Working alongside senior geologists, mining engineers, geotechnical engineers, hydrogeologists, and environmental specialists, the Resource Geologist will support geological investigations, resource modeling, drilling programs, data management, and technical reporting while helping clients develop responsible and sustainable mining operations. This position offers the opportunity to work on a diverse portfolio of precious metals, base metals, industrial minerals, and critical minerals projects throughout the project lifecycle.

Requirements

Bachelor's and 4 years of relevant experience or demonstrated equivalency of experience and/or education.

Nice To Haves

Master's degree in Geology, Economic Geology, Geochemistry, or a related field.
Experience with geological data collection, core logging, drilling programs, sampling procedures, and geological database management.
Experience developing or interpreting three-dimensional geological models using Leapfrog or comparable geological modeling software.
Knowledge of mineral resource estimation workflows, QA/QC procedures, and geological data validation.
Experience supporting NI 43-101 and/or S-K 1300 Technical Reports.
Experience with Leapfrog Geo, Leapfrog Works, gINT, ArcGIS, or similar geological modeling and GIS platforms.
Familiarity with geostatistics, mineral resource estimation, and spatial analysis techniques.
Experience with geochemical interpretation, exploration targeting, and ore deposit evaluation.
Working knowledge of Python, MATLAB, R, SQL, or other data analysis tools.
Experience supporting drilling contractors, laboratory QA/QC programs, and field investigations.
Geologist-in-Training (GIT) certification or progress toward Professional Geologist (PG) licensure.
Strong written and verbal communication skills with experience preparing technical reports.

Responsibilities

Support mineral exploration, geological investigations, and resource evaluation programs through core logging, drilling oversight, geological mapping, sampling, and QA/QC activities.
Develop, maintain, and interpret geological and resource models using industry-standard geological modeling software while managing geological databases and exploration datasets.
Analyze geological, geochemical, drilling, assay, and spatial data to support mineral resource estimation, exploration targeting, and mine planning activities.
Prepare technical reports, geological interpretations, and supporting documentation for mineral resource evaluations, technical studies, and NI 43-101 and S-K 1300 reporting.
Coordinate with multidisciplinary engineering and environmental teams to support feasibility studies, mine planning, permitting, geotechnical investigations, hydrogeologic studies, and environmental characterization.
Assist with field investigations, contractor coordination, sample management, data validation, and implementation of QA/QC procedures to ensure high-quality geological data collection.
Support continuous improvement initiatives through application of geological modeling technologies, data analytics, GIS, and emerging digital tools to improve project delivery and resource evaluation.