Dian Olwagen

Manager Quality & Process Improvement at Grange Resources
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Contact Information
us****@****om
(386) 825-5501
Location
Tasmania, Australia, AU
Languages
  • English Native or bilingual proficiency
  • Afrikaans Native or bilingual proficiency

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Experience

    • Australia
    • Mining
    • 100 - 200 Employee
    • Manager Quality & Process Improvement
      • Feb 2020 - Present

    • Australia
    • Mining
    • 100 - 200 Employee
    • Operations Manager
      • Nov 2018 - Feb 2020

      Operations Manager for SImec Mining's Southern Middleback Ranges Fixed Plant, which consists of a Magnetite Concentrator, Ore Beneficiation Plant (OBP), and Crushing and Screening plants

    • Concentrator Operations Manager
      • Jul 2017 - Nov 2018

      Operations Manager for Arrium's Magnetite Concentrator(Arrium Mining bought by Simec Mining (Simec GFG) in Oct 2017

    • Australia
    • Mining
    • 1 - 100 Employee
    • Metallurgical & Global Water Team Leader
      • Jul 2016 - Jul 2017

      Leading the team of experienced Metallurgists at Arrium's SMR (Southern Middle Back Ranges) operations, consisting of Crushing, Ore Beneficiation, and Magnetite Concentrator. As Global Water leader, ensuring all aspects of water (from SA Water to Tailings Storage Facility return) functions as planned. Client's representative for all TSF upgrade work. Managing key personnel to ensure all milestones and timeframes are achieved. Directing a multi-disciplined team, providing technical guidance and training. Liaise and negotiate with senior representatives from South Australia Water Corporation and associated land owners of properties to ensure service provision meets organisational needs and complies with policy and procedures. Major focus being on safely delivering TSF functionality.• FY17 initiatives to deliver a further $ 500,000 p.a. reduction in SA Water usage• 2IC to Operations Manager - Southern Middle Back Ranges Show less

    • Senior Processing Team Leader
      • Nov 2014 - Jul 2016

      An exciting opportunity to lead a multiple discipline team to improve short, medium and long term operations of the Filter Plant and Induration Plant in Whyalla.Integral part of the optimization and implementation team that delivered the 10% Magnetite Filter-cake to the Export stream.• Extensive acting as Operations Manager Pelletising.

    • Australia
    • Mining
    • 400 - 500 Employee
    • Metallurgical Team Leader
      • Nov 2012 - Nov 2014

      Optimization of Ore Beneficiation Plant, Magnetite Concentrator, as well as Crushing and Screening circuits. During this time, we successfully upgraded the Magnetite Concentrator to a 1.86Mtpa operation (Installation of IsaMilling technology), as well as converted the OBP from supplying an internal Customer to an External Customer, successfully transitioning this tricky hurdle with a good team all round. • Acting Operations Manager for Fixed Plant - Southern Middle Back Ranges. Optimization of Ore Beneficiation Plant, Magnetite Concentrator, as well as Crushing and Screening circuits. During this time, we successfully upgraded the Magnetite Concentrator to a 1.86Mtpa operation (Installation of IsaMilling technology), as well as converted the OBP from supplying an internal Customer to an External Customer, successfully transitioning this tricky hurdle with a good team all round. • Acting Operations Manager for Fixed Plant - Southern Middle Back Ranges.

    • Metallurgy Superintendent
      • Aug 2011 - Nov 2012

      Operations Metallurgy Superintendent. Day to day operational improvement, involvement in expansion of concentrator as well as longer term operations planning. Working with a great team optimizing Lead Zinc concentrator operations from feed blending through to HMP, Mill and Flotation optimization. Team responsibility and own Technical input included: • Metallurgical accounting, and reconciliation • Due diligence and active involvement in design on upgrade of redundant flotation section. • Reagent optimization and testing of new reagents • Ball mill trials ,saving on media consumption • Acting Metallurgical Manager for periods. Show less

    • Australia
    • Mining
    • 400 - 500 Employee
    • Readyness To Operate Leader
      • Mar 2011 - Sep 2011

      Moved on from Metallurgy to Haematite Expansion Projects within OneSteel, working on the Scoping and Design phase of an upgraded spiral circuit for the Ore Beneficiation plant at SMR.

    • Senior Metallurgist
      • Jan 2009 - Mar 2011

    • Mining
    • 700 & Above Employee
    • Senior Metallurgist
      • Jan 2005 - Dec 2008

    • Graduate Metallurgist
      • Jan 2005 - Dec 2005

Education

  • North-West University/Noordwes-Universiteit
    BEng, Chemical Engineering (Specializing in Minerals processing)
    2002 - 2005

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