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  • Posted: Oct 29, 2020
    Deadline: Nov 5, 2020
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    Exxaro is one of the largest South African-based diversified resources groups. It is listed on the JSE Limited where it is a constituent of the Socially Responsible Investment (SRI) index. The group’s current business interests span South Africa, Botswana, Republic of the Congo and Australia. At present, Exxaro produces over 39 million tonnes of coal p...
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    Technician, Instrumentation

    PURPOSE:

    • To test, repair, inspect and maintain metering and recording instruments, controlling devices, data logging and display equipment, communications and telemetry systems; and perform related work as required.

    QUALIFICATIONS:

    • N Dip: Engineering (Essential/Minimum)
    • B Tech (Relevant) (Recommended/Desirable)
    • Certificate First Line Management (Recommended/Desirable)

    EXPERIENCE:

    • 3-5 years Process control and instrumentation systems experience
    • Importance: Essential/Minimum
    • Involvement: Operational

    REQUIREMENTS:

    • Psychometric Assessment (Essential/Minimum)
    • Certificate of Fitness (Essential/Minimum)

    DUTIES & RESPONSIBLITIES  
    The incumbent will inter alia be responsible for the following:

    Compliance, Governance and Assurance

    • Develop, maintain and improve safe operational and engineering standards and continuously review specifications and schedules
    • Ensure equip integrity maintained according to safety standards
    • Maintain Mine Health and Safety Act (MHSA) and related systems, aligned with safety standards, Occupational Health Safety and Environment registers, International Organisation for Standardisation (ISO) 14000; 9000 and 18001 systems
    • Conduct timeous investigation of incidents and ensure adequate remedial action
    • Execute and drive safety programs
    • Ensure effective risk management by identifying hazardous activities and mitigation measures

    Customer, Stakeholder and Client Relationship Management

    • Manage internal and external relations, including interface with external providers or other functions responsible to ensure that business needs are met, and employees are satisfied
    • Render professional customer support services
    • Communicate with clients and direct superior to share information on duties performed

    Equipment Operations and Control

    • Calibrate readings on instruments according to standards, adjust phasing (if applicable) and align stage to ensure accuracy of recording/indicating function
    • Record calibrations made/parts and components used/inventory on hand
    • Trace out/test electronic solid state/vacuum tube circuitry/components to locate defective parts
    • Remove defective instruments from system
    • Decontaminate/disassemble/clean/lubricate/ reassemble instruments
    • Replace defect parts and reinsert instruments into the system
    • Reassemble instruments and replaces instruments in system, using hand Tools
    • Test accuracy of flow meters/pressure gauges/temperature indicators/controllers/radiation counters or detectors/underground environmental monitoring equipment (methane, air-velocity etc.)/leaky- feeder system and other recording/indicating/controlling instruments (as applicable per Plant or Underground mine) to locate defective components in system using test equipment such as pressure gauges, mercury manometers, potentiometers, pulse and signal generators, oscilloscopes, transistor curve tracers, and ammeters, voltmeters, and watt meters

    Safe and Healthy Work Environment

    • Adhere to all health and safety practices and promote good housekeeping on an ongoing basis
    • Address all unsafe practices and potential hazardous situations, rectify and report to superior
    • Comply with Safety Health Environment and Community (SHEC) and technical requirements
    • Wear applicable Personal Protection Equipment (PPE) at all times

    Technical Support

    • Inspect, test, adjust, and repair electric, electronic, mechanical, and pneumatic instruments and systems used to indicate, record and control generating operations in conventional or nuclear power electric generating plant
    • Inspects meters, indicators and gauges to detect abnormal fluctuations
    • Prepare schematic drawings, sketches and reports to reflect changes or alterations made in instruments, circuits and systems
    • Record keeping of all radioactive sources on mine

    Behavioural Alignment
    Demonstrates the following:

    • Creativity, collaboration, sociable and awareness to the ecosystem
    • Stewardship, accountability, ability to develop trust, safety conscious and ethical
    • Ability to respond quickly to business needs/agility, flexibility, continuous learning, innovation and proven ability to experiment on creative business solutions
    • Ability to be inclusive, eagerness for multiple skills, embraces multiple cultures, accepts different approaches and be human-centric/empathetic
    • Results oriented, quality driven, excellence, entrepreneurial abilities, efficient and effective

    The appointment will be made in accordance with Exxaro’s Employment Equity policy.
    If you have not been contacted within 28 days of the closing date of this advertisement, please accept that your application was unsuccessful.

    go to method of application »

    Fitter

    PURPOSE:

    • To perform maintenance tasks on infrastructure and equipment.

    QUALIFICATIONS:

    • Grade 12/Standard 10 Technical (Essential/Minimum)
    • N2 Relevant Trade Subjects (Essential/Minimum)
    • Trade: Fitter MQA/QCTO (Essential/Minimum)

    EXPERIENCE:

    • 2-3 years Applicable technical and electrical maintenance experience within a heavy industry, production or mining environment.
    • Importance: Essential/Minimum
    • Involvement: Operational

    REQUIREMENTS:

    • Psychometric Assessment (Essential/Minimum)
    • Certificate of Fitness (Essential/Minimum)
    • Competence: Core MQA Modules Assessments (Essential/Minimum)
    • Competence: On the Job MQA Modules Asses (Essential/Minimum)
    • Pub Driv Lic:Code B (Essential/Minimum)

    DUTIES & RESPONSIBILITIES   
    The incumbent will inter alia be responsible for the following:

    Equipment Operations and Control

    • Inspect, repair and maintain assets/equipment and surrounding infrastructure
    • Assist Master Fitter with conducting condition monitoring/testing/fault finding/problem solving
    • Adhere to planned maintenance schedules
    • Assume responsibility for maintenance/new installations and maintain records
    • Maintain conveying systems and cutting systems
    • Support maintenance jobs of support personnel
    • Perform maintenance during breakdowns and shutdowns

    Inspection and Control

    • Inspect all tools/equipment/instruments prior to use
    • Inspect all vehicles/machines/mechanical equipment to identify defects
    • Report defects immediately
    • Carry out inspection according to a specific schedule to repair identified defects

    Material/Resource Planning and Control

    • Adhere to planned maintenance schedules
    • Use available resources, both people and equipment optimally
    • Assume responsibility for quality of maintenance and new installations in functional area
    • Fill in job cards daily and submit to foreman
    • Transfer knowledge and give guidance to Artisan Aides/trainees to improve their skills
    • Plan and order parts to minimize production delays due to tool, equipment and instrument failure

    Safe and Healthy Work Environment

    • Adhere to all health and safety practices and promote good housekeeping on an ongoing basis
    • Address all unsafe practices and potential hazardous situations and rectify/ report to superior
    • Comply with Safety Health Environment and Community (SHEC) and technical requirements
    • Wear applicable Personal Protection Equipment (PPE) at all times

    Behavioural Alignment
    Demonstrates the following:

    • Creativity, collaboration, sociable and awareness to the ecosystem
    • Stewardship, accountability, ability to develop trust, safety conscious and ethical
    • Ability to respond quickly to business needs/agility, flexibility, continuous learning, innovation and proven ability to experiment on creative business solutions
    • Ability to be inclusive, eagerness for multiple skills, embraces multiple cultures, accepts different approaches and be human-centric/empathetic
    • Results oriented, quality driven, excellence, entrepreneurial abilities, efficient and effective

    The appointment will be made in accordance with Exxaro’s Employment Equity policy. If you have not been contacted within 28 days of the closing date of this advertisement, please accept that your application was unsuccessful.

    go to method of application »

    Data Scientist, IOC (FTE)

    CLOSING DATE: 2020/11/02    
    PURPOSE: 

    • Develop and lead the application of data science modelling at an Integrated Operations Centre level to deliver insight-driven tactical and strategic value creation. 
    • Provide statistical analysis, forecasting, predictive modelling, prescriptive analytics, simulation and optimisation to discover trends, opportunities and threats.
    • Design quantitative advanced analytics models that answer business questions and/or discover opportunities for improvement/optimisation at the business unit. 
    • Use data to support and optimise decision making, including predictive decision-making across the business value chain from the pit right through to the port. 
    • Ensure the availability of approved resources (skills, funding, technology, etc.) for modelling initiatives, driving change and influencing a wide range of stakeholders.
    • Communicate and present findings and recommendations to management and business. 
    • May coach junior data scientists.

    QUALIFICATIONS:

    • BEng Engineering (Relevant) (Essential/Minimum or)
    • B Degree (Relevant) (Essential/Minimum)

    EXPERIENCE:

    • 3-5 years Relevant practical or commercial analytics with coding experience in mining or related environments. Technical expertise in ML languages, packages and techniques. A proven track record of successfully leading business integration projects in the fields of data science and machine learning. Sound people and relationship skills that foster collaboration, project management, communication and teamwork.
    • Importance: Essential/Minimum
    • Involvement: Operational

    REQUIREMENTS:

    • Psychometric Assessment (Essential/Minimum)
    • Certificate of Fitness (Essential/Minimum)

    DYTIES & RESPONSIBILITIES
    The incumbent will inter alia be responsible for the following:

    Best Practice and Knowledge Management

    • Intellectual property management and protection
    • Create and manage professional networks
    • Participate in tertiary educational relationships
    • Participate in professional external forums
    • Continuously monitors exchange and preservation of information between operations and individuals to facilitate effective knowledge management
    • Stay abreast with advances in field of business improvement, data science and innovation

    Business Performance and Continuous Improvement

    • Monitor Value Chain throughput and identify Improvement opportunities
    • Analyse data captured in the Integrated Operations Centre (IOC) to understand the dynamics and variability within the value chain and identify process bottlenecks
    • Collect, organise (clean and transform) and analyse data using a broad set of analytical tools and techniques to develop quantitative and qualitative business insights and present these to relevant stakeholders towards influencing improvement, optimisation and prediction across the Business Unit (BU) value chain
    • Create new insights from predictive statistical modelling activities that target and deliver value

    Business Review Process

    • Support the business review process by evaluating critical performance areas - 6 monthly, quarterly and monthly within operational function level (mining, beneficiation, engineering etc. or for a smaller business unit)
    • Implement and track metrics to enable measurement of process efficiency and effectiveness; auditing of current processes and identification of areas of opportunity

    Compliance, Governance and Assurance

    • Execute responsibilities in accordance to relevant governance, policies and procedures
    • In preparing and building data science models: follow a structured and approved process and follow the Information Management (IM) governance in deploying and industrialising models
    • Responsible for safe keeping and tracking of all relevant documentation

    Customer and Client Relationship Management

    • Establish and maintain key relationships with stakeholders
    • Collaborate and communicate effectively with stakeholders
    • Provide relevant and specialised support to stakeholders
    • Key stakeholders for this role including IOC team members; Digital Value Chain Leads (DVCL), Lead Value Chain Integrator, Business Improvement, Centralised Data Scientists/Principal Industrial Engineer, Data owners and technicians, IM, BU Production Team
    • Maintain extensive internal and external professional networks

    Data analytics and business insights

    • Use analytic techniques to understand the dynamics and variability within the value chain and identify process bottlenecks
    • Collect, organise (clean and transform) and analyse data using a broad set of analytical tools and techniques to develop quantitative and qualitative business insights and present these to relevant stakeholders towards influencing improvement, optimisation and prediction across the Business Unit value chain
    • Create new insights from predictive statistical modelling activities that target and deliver value
    • Work closely with business stakeholders (IOC team, Business Improvement and DVCL) to identify value and business needs and translate them into concrete problem statements to deliver on
    • Where applicable delivery may require the inclusion/handover to project-based data scientists
    • In preparing and building data science models: follow a structured and approved process
    • Leverage the appropriate teams to clean and transform data when necessary
    • Follow the IM governance in deploying and industrialising models
    • Monitor and follow-up on built models when in production to ensure good performance & value creation and update as appropriate
    • Strive to align focus to Top 5 and P75 and inversely use analytic insights to influence direction setting in these processes
    • Play a role in guiding focus areas for digitalisation
    • Be competent in working with any type of data — both structured and unstructured
    • Understand when a problem is a data science problem
    • Document and maintain an understanding and representation of the BU data landscape
    • Establish data requirements around value chain problems and where data gaps exist, work with technicians and data owners to close gaps
    • Utilise appropriate indicator/value models for data science initiatives for the purposes of prioritisation and benefit tracking, in collaboration with Business Improvement and Value Chain Integrators
    • Create frameworks to measure success, partner with Value Chain Integrator’s to define success metrics, create approaches to track the data and troubleshoot errors, quantify and evaluate the data, then develop a common language and effective visualisation for all colleagues to understand these Key Performance Indicators (KPIs)
    • Operationalize data processes - provide the team with ad-hoc analysis, automated dashboards, and self-service reporting tools so that everyone gets a good sense of the state of the business
    • Develop and disseminate models according to an agile (MVP) approach
    • Visually represent models in a compelling story
    • Identify and build the right user experience so that the output of data science/machine learning workflows is easily interpretable for and actionable by the business users
    • Actively participate in cross BU Communities of Practice (CoPs) and Forums to build skill, synergies and scaling

    Safe and Healthy Work Environment

    • Establish and maintain a healthy environment and safe operations Practices throughout the Market to Resource value chain
    • Ensure compliance with all applicable Safety Health and Environmental (SHE) policies and procedures in line with set standards
    • Encourage a culture that focuses on SHE in all operations
    • Set design standards in accordance with safe work principles
    • Promote adherence to all SHE practices and promote good housekeeping on an ongoing basis
    • Address all unsafe practices and potential hazardous situations, rectify and report to superior
    • Comply with SHE requirements at all times

    Technical Support

    • Understand the strategic direction set by senior management as it relates to focus areas
    • Identify and rank initiatives in line with business priorities and an appropriate data science feasibility framework
    • Approach problems in a systematic way
    • Apply a system thinking approach to all tasks
    • Interact with peers and/or management, with confidence and professionalism
    • Ensure user adoption of developed and industrialised models
    • Provide input in the evolution and continuous improvement of the IOC
    • Work with multi-disciplinary teams across multiple reporting lines
    • Foster a culture of high performance and collaboration across multiple teams

    Behavioural Alignment Demonstrates the following:

    • Creativity, collaboration, sociable and awareness to the ecosystem
    • Stewardship, accountability, ability to develop trust, safety conscious and ethical
    • Ability to respond quickly to business needs/agility, flexibility, continuous learning, innovation and proven ability to experiment on creative business solutions
    • Ability to be inclusive, eagerness for multiple skills, embraces multiple cultures, accepts different approaches and be human-centric/empathetic
    • Results oriented, quality driven, excellence, entrepreneurial abilities, efficient and effective

    The appointment will be made in accordance with Exxaro’s Employment Equity policy. If you have not been contacted within 28 days of the closing date of this advertisement, please accept that your application was unsuccessful

    Method of Application

    Use the link(s) below to apply on company website.

     

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