Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Serema Tsietsi

Hlotse

Summary

A mining engineering professional with experience in mine planning (short to long range), drilling and blasting, loading and hauling operations, continuous improvement, mining financial valuation, mine budgeting, people management and mineral resource management. I have worked in both operational and engineering sections of mining. I have experience with the following software packages: Microsoft Suite, Alastri Hub, Deswik, MineSched, Surpac, XPAC and SPRY.

Overview

8
8
years of professional experience
1
1
Certification

Work History

Short Term Mine Planner

Lets'eng Diamonds
08.2023 - Current

• Prepare and communicate rolling three-month plan, showing depletions, tons, grade and carats recovered.
• Conduct problem solving and trouble-shooting of mine planning systems.
• Waste dump planning and dumping strategy (liaison with mining and mine Survey)
• Design and siting of surface water drainage to control stormwater.
• Schedules short term planning sessions (pre-planning).
• Liaise with medium and long term planning engineers, mining and MRM functions and gain agreement/commitment on short term plans before implementation.
• Coordinate gathering of data and inputs for short term planning sessions.
• Use reconciliations to analyze performance to provide input into corrective planning.
• Coordinates daily reporting and production monitoring in line with the agreed short term mine plan.
• Verify Survey-calculated monthly volumetric and spatial reconciliation against Monthly Mine Plans, and report on variances as well as corrective measures, when required.
• Assist with compiling monthly mining reconciliation reports.
• Mentor individuals to enhance the individual`s knowledge, skills, values and attitudes
• Conduct on-the-job training and coaching as required or where deemed necessary

Mine Planning Engineer

Lets'eng Diamonds
08.2022 - 07.2023

• Prepare three-month rolling mine plans to ensure site alignment with quarterly forecasts and yearly budget;
• Prepare annual mine budget and 5-year rolling forecast and ensure alignment with the long term mine plan;
• Compile quarterly reports to the company board to inform them about the operation’s performance, risks and mitigations;
• Prepare cost forecast in line with the departmental budget;
• Optimize the extraction of mineralized zones and minimize dilution;
• Understand, monitor and develop geotechnical site requirements;
• Optimize pit and dump designs using geotechnical design parameters and pit phasing;
• Create drill pattern layouts for mine operations;
• Work closely with explosive supply contractor and drill and blast engineer on blast design and optimization;
• Plan for water management of in pit water;
• Assist with strategic mine planning and development of assumptions and schedules for quarterly forecasts and yearly budgets;
• Assist in identifying efficiency gains and cost savings;
• Assist in training and developing junior national engineers and other technical services staff;
• Liaise with Load and Haul on a daily basis to ensure minimal ore loss and dilution;
• Assure safe working practices and environment, cooperate with other departments in safety programs;
• Prepare daily and weekly mine plans to ensure alignment with three-month rolling plan;
• Prepare clearly written monthly reports and other documentation on required frequencies;
• Maintain constructive and effective working relationships with fellow employees, contractors and consultants;
• Adhere to and support all company-related policies and procedures;
• Ensure absolute adherence to mine plan goals are achieved.

Planning Engineer

Lets'eng Diamonds
01.2021 - 07.2022

• Align both short-term and medium-term plans, projects and activities to strategic production objectives.
• Receive and translate conceptual mine designs and plans into practical realities using mining knowledge and consulting with appropriate colleagues where necessary.
• Scope projects, identify resources, cost data and develop compelling presentations for approval/buy in.
• Apply and take cognisance of HSE policies and practices in the development of mine plans and schedules.
• Reconcile data from various mining plans, projects and activities, analyse such data using mathematical and statistical knowledge for decision making.
• Compile and develop the annual mining budget/business plan in line with the LOM plan with inputs from mining stakeholders such as finance, contractors and suppliers.
• Chair planning and production review meetings and communicate mine plans with contractors and mining personnel.
• Develop and compile meaningful reports and presentations for management information and decision making.
• Provide guidance to the production team on the day to day activities in the mining department.
• Run mine to plan compliance calculations at month end and produce reports for management.
• Identify losses in the mining value chain and initiate projects to remedy deviations from the business strategy.
• Translation of the LOM plan into granular detailed and practical mine plans (5 yearly, annually, quarterly, monthly, weekly, daily and shiftly)

Mining Engineer Trainee

Lets'eng Diamonds
12.2018 - 12.2020

• Day to day running of the drilling and blasting activities in line with the weekly plan.
• Administering the HSE policies in blasting activities.
• Application of software and mining knowledge to produce blast designs in line with the business plan.
• Managing and leading the blasting crew in accordance with the explosives regulations.
• Ensuring timely delivery of blasts in line with the explosives regulations, weekly plans and HSE policies.
• Monitoring of production data against the plan and monitor production reports.
• Initiating and implementing continuous improvement initiatives in terms of visual performance management guidelines as a V.P.M lead.
• Effective leading and management of change in the mining department.
• Compile new mining procedures in line with HSE standards and review existing ones.
• Providing technical support to the mining department management.
• Receive data from various mining stakeholders and analyse such data to compile meaningful reports to management.
• Initiate and manage mining projects on an ad hoc basis and provide reports.

• Align the plan with the loading and hauling crew in order to achieve the annual budget.

Engineering Geology Tutor

University Of Johannesburg
07.2018 - 11.2018
  • Heading Engineering Geology tutorials for Civil Engineering students.
  • Assisting with conducting lectures on ad hock basis in Engineering Geology for Civil Engineering students
  • Marking tests and exam scripts for Engineering geology students.
  • Mentoring junior students to achieve academic excellence.

Academic Officer

Respublica (Pty) Ltd
02.2018 - 11.2018
  • Ensuring adherence to the residence budget.
  • Overseeing students' academic welfare.
  • Organization of educational activities.
  • Availing academic resources to students.
  • Ensuring proper and efficient usage of the residence computer laboratory and study areas.

Mining Geology Tutor

University Of Johannesburg
03.2018 - 06.2018
  • Conducting laboratory demonstrations for geology practical sessions.
  • Preparing tutorials for rock and mineral identification
  • Assisting the lecturer with marking test and exam scripts

Mining Engineering Intern

Lets'eng Diamonds
12.2017 - 01.2018

Vacation work focused on a production improvement project entitled Improving Drilling Accuracy at Lets'eng Diamond Mine

Residence Student Tutor

Respublica (Pty) Ltd
03.2017 - 11.2017
  • Tutoring residents in engineering mathematics.
  • Mentoring first and second year students in the residence.

Mining Engineering Intern

Lets'eng Diamonds
01.2016 - 12.2016
  • Gained valuable experience working within the mining industry, applying learned concepts directly into relevant work situations.
  • Gained hands-on experience in various software programs, increasing proficiency and expanding technical skill set.
  • Analyzed problems and worked with teams to develop solutions.
  • Developed organizational skills through managing multiple tasks simultaneously while adhering to strict deadlines.
  • Participated in workshops and presentations related to projects to gain knowledge.
  • Completed research, compiled data, updated spreadsheets, and produced timely reports.
  • Prepared project presentations and reports to assist senior staff.

Education

Bachelor of Technology - Mining Engineering

University of Johannesburg
Johannesburg
12.2018

High School Diploma -

Soofia International School
Butha-Buthe, Lesotho
12.2013

Skills

  • Project and Data Management
  • Cost Control and Management
  • Compliance Monitoring
  • Risk Identification and Mitigation
  • Clear Communication and Presentation Delivery
  • Health, Safety and Environmental awareness
  • Mine Planning and Scheduling
  • Project Feasibility Studies
  • Team Leadership and Motivation

Certification

  • Blasting License
  • Dean's Honours Roll
  • Elementary Mine Survey
  • Basic Mine Sampling
  • Contour Blasting

Timeline

Short Term Mine Planner

Lets'eng Diamonds
08.2023 - Current

Mine Planning Engineer

Lets'eng Diamonds
08.2022 - 07.2023

Planning Engineer

Lets'eng Diamonds
01.2021 - 07.2022

Mining Engineer Trainee

Lets'eng Diamonds
12.2018 - 12.2020

Engineering Geology Tutor

University Of Johannesburg
07.2018 - 11.2018

Mining Geology Tutor

University Of Johannesburg
03.2018 - 06.2018

Academic Officer

Respublica (Pty) Ltd
02.2018 - 11.2018

Mining Engineering Intern

Lets'eng Diamonds
12.2017 - 01.2018

Residence Student Tutor

Respublica (Pty) Ltd
03.2017 - 11.2017

Mining Engineering Intern

Lets'eng Diamonds
01.2016 - 12.2016

Bachelor of Technology - Mining Engineering

University of Johannesburg

High School Diploma -

Soofia International School
Serema Tsietsi