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Senior Process Engineer

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Date: Dec 30, 2020

Location: Johannesburg, Gauteng, ZA

Company: Hatch

Requisition ID: 35385 

Job Category: Metals 

Location: Johannesburg, Gauteng, South Africa  


With over six decades of business and technical experience in the mining, energy, and infrastructure sectors, we understand that challenges are changing rapidly in every industry. We respond quickly with solutions that are smarter, more efficient, and innovative. We draw upon our 9,000 staff with experience in over 150 countries to challenge the status quo and create positive change for our clients, our employees, and the communities we serve.

Process Engineer

An exciting position has become available for a Process Engineer to join our Metals Business Unit in the Minerals Processing practice.  Become part of a global team of innovative and trusted professionals who provide process engineering input to the different sectors within a Consulting Engineering Environment.


The Process Engineer will be part of an engineering team providing engineering services and/or field support. The role will require the engineer to develop solutions in all areas of the process plant across various systems, unit operations and process equipment. Specific tasks include the development of process engineering deliverables; solutions to infield problems; and involvement in the execution and commissioning of these solutions. Experience in Concentrator design for various commodoties is preferable, such as PGM’s, Copper, Lead, Zinc, Gold etc.


Key Responsibilities Include:

  • Perform process engineering tasks on Minerals Processing projects, in a variety of commodities. When requested, act as Lead Process Engineer on projects or studies.
  • Operate with full competence and independence in the execution of all design calculations, design criteria, in the compilation and execution of equipment lists and calculations. Develop new criteria/calculations where required, maintaining high levels of accuracy. Provide frequent training, guidance and supervision to junior colleagues.
  • Actively engage with clients to understand project requirements
  • Process scope definition and technology selection
  • Define the process design criteria
  • Define the process block flow diagram and unit operations
  • Compilation of Process Flow Diagrams, along with associated mass and energy balance calculations
  • Undertake trade off studies to resolve options
  • Identify, scope and manage process test work (on site or laboratory based)
  • Conduct capacity analysis for existing plants
  • Select the equipment for projects
  • Carry out engineering design calculations and equipment sizing calculations
  • Prepare specifications of process attributes for equipment, through compilation of process datasheets (or process input to general datasheets).
  • Compilation of Process Description
  • Design of the process control logic adhering to appropriate safety standards, and documentation into Functional Descriptions
  • Display full competence and independence in the compilation of P&IDs and all levels of control philosophies.
  • Ensure process specifications portray the appropriate information and design intent and review of equipment bids
  • Liaising with other discipline engineers to ensure designs conform to process requirements
  • Contribute to hazard studies
  • Compile operating cost estimates including estimation of consumables, labor, maintenance materials and power
  • Provide input to capital cost estimates
  • Prepare well written project reports
  • Play a lead role in site commissioning of new equipment and process systems
  • Participate in the preparation of proposals and other business development initiatives  

Qualifications and Experience

  • Chemical Engineering or Metallurgical Engineering degree.
  • Miniumum of 10 years experience
  • Extensive design, commissioning and/or operational experience of minerals processing equipment (comminution, flotation, DMS, gravity separation, screening, thickening and filtration)
  • Experience in scoping and management of metallurgical testwork programs (benchscale, pilot scale, on-site testing)
  • Experience in modelling of minerals processing equipment and systems
  • Strong client focus.
  • Ability to lead processing engineering tasks on a project, within the allocated budget and schedule, including mentoring and guidance of junior colleagues and professional interaction with other project disciplines.

Behavioural competencies


  • Interpersonal and communication skills
  • Pro-active, shows initiative and leadership skills
  • Able to prioritize multiple tasks and keep in balance multiple priorities / demands
  • Ability to interact with clients / senior management
  • Good written and verbal communication skills
  • Able to work independently 


We are committed to fostering a workforce in each of our locations that reflects the diversity of the communities in which we operate. Hatch is an Equal Opportunity Employer that considers employment applicants without regard to age, race, colour, national origin, citizenship, religion, creed, sex, sexual orientation, marital status, disability or any other protected status. If you have any special needs requirements, please let us know. We will do our utmost to accommodate, in accordance with applicable local legislation. 

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