Josh Rubenstein
Swan View
Summary
Geologist with more than 20-years’ experience in data validation and interpretation, geological modelling, resource estimation, field work (rig management, mapping) and geotechnical field studies and most recently mine geology. Contract management skills with proven success managing large multi-rig exploration programs. Broad life skills with experience as a pilot and landscaper prior to commencing a career as a geologist.
Overview
35
35
years of professional experience
Work History
Superintendent, Kens Bore (Mine Technical Services)
MINERALRESOURCES LIMITED
12.2022 - 10.2024
- Company Overview: a leading mining services company with interests in commodities including iron ore, lithium, magnetite and manganese
- Green fields start up
- Responsible for implementing grade control systems and mine geology data base (SQL)
- OBK and logging details
- Reviewed design specifications critically for accuracy, identifying potential issues before they escalated into costly delays or rework situations.
- Set-up grade control system and logging codes
- Training up the senior geologists, geologists and pit techs
- Set-up reconciliation tables, inventory and assay tracking
- Tracked QA/QC of samples and grades from the LAB.
Senior Resource Geologist
MINERAL RESOURCES LIMITED
10.2021 - 12.2022
- Company Overview: a leading mining services company with interests in commodities including iron ore, lithium, magnetite and manganese
- Geological Interpretation of Opthalmia deposits
- Re-Modelling and estimate of the Bungaroo South Model to include new 2021 drilling data
- Re-Modelling and estimate of the Kens Bore Model to include new 2022 drilling data
- A leading mining services company with interests in commodities including iron ore, lithium, magnetite and manganese
Mine Geologist – Technical Services
Riotinto Iron and Mt.Gibson
10.2017 - 09.2021
- Company Overview: multiple low-cost iron ore mines in the Pilbara & Mt Gibson (Koolan Island)
- Grade block outs to support short term production plan (blast domains, blast cone logging, sampling, validation, geological interpretation, and grade block estimation)
- General mine geology support to operations and mine technical services (including: face mapping, dig face and stockpile inspections, probe drilling, geological hazard identification)
- Reconciliations – pit versus plant, mine block outs against resource and reserve models
- Look for out of design/pit ore
- Grade Control from pit to ship (Koolan Island)
- Multiple low-cost iron ore mines in the Pilbara & Mt Gibson (Koolan Island)
Resource Geologist
Roy HILL Project
05.2012 - 09.2017
- Company Overview: Start-up iron ore mine in the Chitchester Range, Pilbara
- Update Roy Hill Resource model with new drilling data every four months to meet needs of short and medium-term mine plans (based on 25 by 25m infill RC production data – in lieu of mine grade control)
- First pass interpretation of the exploration drilling at Mulga Downs deposit (Hancock)
- Selected Accomplishments:
- Continually met tight deadlines for Resource models and communicate updates with stakeholders
- Geological modelling with low OBK and no known analogues in the Pilbara (lower Nammuldi Member)
- Mentored field geologists’ RC logging and validation
- Supported Hancock exploration team, including resource modeling of their Mulga Downs deposit
- Start-up iron ore mine in the Chitchester Range, Pilbara
Senior Resource Geologist – Resource Geology
Riotinto Iron Ore
01.2011 - 05.2012
- Company Overview: multi-national with multiple iron ore mines in the Pilbara
- Responsible for delivering Resource models according to business priorities – estimation and reporting
- Communication with multiple stakeholders to ensure all business needs are met (e.g
- Mine Planning)
- Selected Accomplishments:
- Delivery of Juna Downs North, Hope Downs North update and Brockman Syncline 2 within stakeholder-agreed time and quality requirements
- Mentoring geologist with drill hole interpretations and modelling methodologies
- Multi-national with multiple iron ore mines in the Pilbara
Senior Geologist – Resource Evaluation
Riotinto Iron Ore
04.2007 - 01.2011
- Company Overview: multi-national with multiple low-cost iron ore mines
- Many facets to role including exploration targeting, ground disturbance approvals, project scoping, management of field activities (earthworks, logistics, geology), stakeholder engagement, technical presentations and reporting, tenement management
- Selected Accomplishments:
- Delivery of the Hope Downs South field project and geological model under significant business and Feasibility Study pressure
- Support to Mine Geology as operations commenced
- Very favorable findings from Hope Downs North Resource model external audit in 2012
- Management (2IC) of multiple RE field projects including HD1S (2007), Nammuldi (2008/09), Hope Downs mine lease drilling (2010-12) – all achieved without significant injury
- Re-interpretation of historic data at Mesa J to yield 100Mt increase in Resource
- Formally appointed geological modelling mentor within RE due to high performance of multiple models (efficiency / quality) - Mesa J, BS2, 23/24E, 94E, H1S, H1N, HD1 BHT and Juna Downs North
- Multi-national with multiple low-cost iron ore mines
Geologist – Resource Evaluation
Riotinto Iron Ore
04.2004 - 04.2007
- Company Overview: multi-national with multiple low-cost iron ore mines
- Geologist with hands-on technical and contractor management responsibilities (logging, modelling)
- Selected Accomplishments:
- Delivery of the Hope Downs North geological model (on-time) under significant business pressure
- Valued team member on multiple projects (Nammuldi, Rhodes Ridge, Turee Syncline, BS4, WTS)
- Multi-national with multiple low-cost iron ore mines
Engineering Geologist – Resource Evaluation
Enriks Engineering
01.2004 - 04.2004
- Company Overview: small civil and engineering company
- Sole operation of truck-mounted drill for geotechnical investigations, logging soil profile, maintenance, technical interpretation, and reporting to clients to agreed deadlines
- Small civil and engineering company
Graduate Engineering Geologist – Resource Evaluation
ROADS and Traffic Authority
01.2002 - 01.2004
- Company Overview: government managed infrastructure organization
- Responsible for technical delivery on multiple projects across multiple project sites in NSW
- Employed on graduate program with diverse project exposure – drilling supervision, logging, geotechnical assessments, contractor management, slope assessments, management of test pits, geological and geotechnical interpretation, technical recommendations to management, and report writing
- Government managed infrastructure organization
Arborist and Landscaper
Wizard Landscaping & Horticultutral Solutions
01.1990 - 12.2001
- Company Overview: boutique landscapers
- Boutique landscapers
Charter Pilot
Self Employed Charter Pilot
04.1994 - 04.1995
- Company Overview: contract charter pilot to multiple firms
- Contract charter pilot to multiple firms
Flight Instructor and Charter Pilot
Troy Aviation
01.1991 - 03.1993
- Company Overview: pilot training centre based at Moorabbin Airport
- Pilot training centre based at Moorabbin Airport
Education
Bachelor of Science (Hons – 1st) - Earth Sciences
Deakin University
01.2001
Commercial Pilots license and Instructors Rating -
Moorabbin Aviation Academy
01.1990
Skills
- Iron ore geology
- Data management
- Quality control (QAQC)
- Laboratory tracking
- Exploration targeting
- Scout mapping
- Data interpretation
- Geological modelling
- Resource estimation
- Ordinary Krigging
- Inverse Distance
- Resource classification
- Report writing
- Technical presentation
- Non-technical presentation
- Computing skills
- Vulcan
- Leapfrog
- Surpac
- Micromine
- Slope stability analysis
- Interpersonal skills
- Communication skills
- Analytical skills
- Problem-solving
- Multidisciplinary teamwork
- Safety awareness
- Geotechnical core logging
Hobbies and Interests
- Family
- Windsurfing
- Water-skiing
- Bushwalking
- Reading
- Cooking
- Drumming
- Travelling
References
Available upon request
Timeline
Superintendent, Kens Bore (Mine Technical Services)
MINERALRESOURCES LIMITED
12.2022 - 10.2024
Senior Resource Geologist
MINERAL RESOURCES LIMITED
10.2021 - 12.2022
Mine Geologist – Technical Services
Riotinto Iron and Mt.Gibson
10.2017 - 09.2021
Resource Geologist
Roy HILL Project
05.2012 - 09.2017
Senior Resource Geologist – Resource Geology
Riotinto Iron Ore
01.2011 - 05.2012
Senior Geologist – Resource Evaluation
Riotinto Iron Ore
04.2007 - 01.2011
Geologist – Resource Evaluation
Riotinto Iron Ore
04.2004 - 04.2007
Engineering Geologist – Resource Evaluation
Enriks Engineering
01.2004 - 04.2004
Graduate Engineering Geologist – Resource Evaluation
ROADS and Traffic Authority
01.2002 - 01.2004
Charter Pilot
Self Employed Charter Pilot
04.1994 - 04.1995
Flight Instructor and Charter Pilot
Troy Aviation
01.1991 - 03.1993
Arborist and Landscaper
Wizard Landscaping & Horticultutral Solutions
01.1990 - 12.2001
Commercial Pilots license and Instructors Rating -
Moorabbin Aviation Academy
Bachelor of Science (Hons – 1st) - Earth Sciences
Deakin University
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