Rio Tinto is a leading international mining group headquartered in the UK, combining Rio Tinto plc, a London and NYSE listed company, and Rio Tinto Limited, which is listed on the Australian Securities Exchange. Rio Tinto's business is finding, mining, and processing mineral resources. Major products are aluminum, copper, diamonds, energy (coal and uranium), gold, industrial minerals (borax, titanium dioxide, salt, talc) and iron ore. Activities span the world but are strongly represented in Australia and North America with significant businesses in South America, Asia, Europe and southern Africa. For more information, please visit
Diavik Diamond Mines (DDMI) owns Rio Tinto's interest in and manages the unincorporated Diavik diamonds joint venture in the Northwest Territories of Canada. Mining takes place in the lake bed at Lac de Gras with water held back by a dike made of rock fill. With approximately 800 employees, Diavik is instrumental in making Canada the world's third largest diamond producer by value. Diavik has won awards for its sensitive management of environmental and community issues.
Reporting to the Senior Engineer, Underground, the Planner, Underground Mine Engineer (Hydrogeology) will work on a two (2) weeks on / two (2) weeks off rotational basis at the Lac de Gras mine site. The Planner, Underground Mine Engineering (Hydrogeology) is responsible for providing expertise, knowledge and leadership in the following areas: hydrogeology, structural geology, mine dewatering, design and installation of drainage galleries, design and installation of hydrogeological monitoring instrumentation, data collection, interpretation, and planning of future dewatering needs.This role will support and receive support from the Senior Geotechnical Engineer as required
The Planner, Underground Mine Engineer (Hydrogeology) responsibilities include but are not limited to:
Ensure mine plan objectives which are contingent upon dewatering are realized through proper hydrogeological planning, design, implementation, and monitoring.
Manage all issues related to underground hydrogeology: design of dewatering galleries, scheduling of diamond drilling, draw down monitoring, collection and management of all data, seepage mapping, inflow prediction, hydro-geological testing, instrumentation program design and implementation, hydrogeological planning, and liason with industry experts.
Manage and maintain a hydrogeological monitoring program to ensure instrumentation and systems are relevant, functional and properly maintained. Accountable for resolving any concerns with the data, including checks on anomalous data.
Accountable to ensure data is analyzed in a timely fashion and to ascertain proper performance of designs and take action as required.
Accountable for providing a quarterly summary of monitoring results.
Maintain and manage the inventory of hydrogeologic documents, reports, and drawings as well as control and track the access to these documents.
Ensure a consistent and current interpretation of geologic structure is maintained and incorporated into hydrogeologic interpretations, modeling, and dewatering planning.
Accountable for providing a monthly update on the current state of dewatering.
Accountable for developing and maintaining a rolling 12 month dewatering plan which is updated quarterly.
Accountable for organizing third party hydrogeological reviews on a bi-annual basis (every 6 months) with a site visit once per year.
Responsible for the communication and data correlation between open pit and underground in issues related to hydrogeology.
Conduct regular inspections of underground excavations and other critical infrastructure related to hydrogeology.
Participate in annual capital and operating budgeting processes.
Develop and deliver internal and external status reports, summaries, analyses, warnings/bulletins and correspondence as required by technical or regulatory demands.
Expanding position - relevant knowledge and skills through continuing self - directed or employer - sponsored professional development.
The successful candidate will be one whose #1 priority is safety in the work place.
The incumbent will have:
Bachelor's degree in Geology, Geological or Mining engineering.
Eligibility for membership in NAPEGG (Association of Professional Engineers, Geologists, and Geophysicists of Northwest Territories and Nunavut).
NAPEGG membership is preferred.
Minimum of five (5) years of geological, geotechnical, and/or hydrogeology experience.
We offer an attractive remuneration package including a range of Rio Tinto benefits, as well as the sought after opportunity to develop and expand upon your knowledge and experience with a world leader in the industry.
Northern residency and experience working in a cross-cultural environment, coupled with knowledge of the unique challenges and opportunities presented to those living in the North, are assets.