Patemasella Gawanas
Chemist
Windhoek-Khomas,Khomas
Summary
A proactive Chemist with a Masters’ Degree in Chemistry and 6 years’ experience in the mining/laboratory field. Equipped with analytical skills and knowledge on operating and troubleshooting instruments such as the Atomic Absorption Spectrometer (AAS), Eltra Sulphur/Carbon Analyzer, ICP-OES, ICP-MS, XRF, Satmagan, CFA (Continuous Flow Analyzer), Ion Chromatograph and more laboratory related equipment. Understands the importance of quality systems in a laboratory and was involved in working towards and achieving ISO 17025:2005 accreditation and transitioning to ISO 17025:2017 and appointed as a SADCAS technical signatory for ISO 17025:2017 Accreditation. Method developments and validations are an added advantage. Experience in people management, planning and assigning work is another added advantage.
Overview
7
7
years of professional experience
Work History
Analyst: Chemistry
City of Windhoek
Windhoek-Khomas, Namibia
10.2022 - Current
- Register samples on LIMS
- Prepare samples for dilutions, filtrations, and digestions
- Record QC data in instrument logbooks and/or on LIMS
- Physical analyses: pH, Turbidity, Conductivity, Color
- Titrimetric analyses: Alkalinity, Hardness, Ripley Ratio
- Gravimetric analyses: solids on sludge, total solids, fixed and suspended on activated sludge and drinking water.
- Photometric analyses on spectroquant: Chemical Oxygen Demand (COD), Phenol, etc.
- Organic analyses: (Dissolved/Total Organic Carbon), DOC/TOC
- Organic and Inorganic analysis on Skalar (CFA) Ammonia, Nitrates, Nitrites and Phosphates
Inorganic analyses on Ion Chromatograph: Cations and Anions. - Heavy Metals analysis (Fe, Mn, etc., on ICP-MS)
Prepare calibration standards, QCs and reagents and perform quality assurance. - Verify proper functioning of all lab instruments and balances.
- Check for deviations and/or deficiencies in operation and take corrective action
Maintain laboratory equipment and instruments
Monitor Reverse Osmosis (RO) and Ultra-Pure Water (UPW) systems for water quality
Carry out stock control and preform administrative tasks
Chemist: QAQC
Dundee Precious Metals
Tsumeb, Namibia
08.2021 - 06.2022
- Appointed as SADCAS’ technical signatory for ISO 17025:2017 Accreditation
- Monitored QC Charts and trends
- Monitored customer satisfaction and feedback
- Developed and validated laboratory analytical methods as per ISO 17025:2017 standard
Coordinated Inter-laboratory and intra-laboratory comparisons. - Drafted and controlled standard operating procedures
- Apply and maintain quality assurance and quality control practices
- Determined conformance with authorized procedures and good practices
Assisted in & conducted laboratory investigations of discrepancies to resolve internal non-conformances to Quality Management System - Assisted in drawing up budget for quality systems.
- Executed and participated in internal and external quality audits
- Planned and executed laboratory instrument services by external service providers and carried out preventative equipment maintenance.
- Conversant with LIMS Labware system and became the LIMS Deputy Admin at DPMT Laboratory
Reagent Testing and Verification of acids, stock solutions (calibration standards), etc. - Technical and Quality Control Report writing
Certified Reference Material coordination and forward planning - Conducted laboratory Health, Safety and Environmental (HSE) inspections and promoted a safety culture via visible felt leadership (VFLs)
Junior Chemist: QAQC
Dundee Precious Metals
Tsumeb, Namibia
01.2019 - 11.2021
- Assessing and verifying that results meet set quality standards (ISO 17025)
- Taking care of both the system compliance and customer expectations
- Trending and monitoring QC Shewart Charts
Develop and organize special activities, and plan to meet and maintain quality standards of produced results - Documenting assessment results and providing intelligent suggestions to achieve the best quality results
- Assisting the Chemist: QAQC in conducting laboratory investigations of discrepancies to resolve internal non conformances to Quality Management System
- Assist the Chemist: QAQC with client problems by physically conducting tests
Sampling
Graduate Trainee Chemist
Dundee Precious Metals Tsumeb
Tsumeb, Namibia
01.2017 - 11.2018
- Preparation of Custom/Process/Plant samples: Moisture determination, Jaw Crushing, Sample splitting, Pulverizing, Wet/dry screen checks, Pressed Pellet preparation, compositing of samples.
- Samples analysis: by XRF, ELTRA sulphur/carbon determinator, AAS, Titrations of water and acid samples, Fire Assay, Electro gravimetric determination of copper, ICP-OES, Spectroquant.
- Research and development & validation of new methods.
Quality control checks on all lab systems: control or CRMs, monitoring of QC charts, tracking of non-conformances, balance calibration checks. - Supervisory training/development: assign work to subordinates, work force planning, meeting chairing, review and authorize results, equipment/instrument maintenance planning.
- Assisted in the development of project plans and timelines for new initiatives.
- Conducted research on industry trends, customer needs, and competitive analysis.
- Collaborated with stakeholders to create effective strategies for meeting business objectives.
Education
Master of Science - Chemistry
University of Namibia
Windhoek10-2019
Bachelor of Science - Chemistry And Geochemistry
University of Namibia
Windhoek10-2016
Bachelor of Science - Computer Science
Namibia University of Science And Technology
WindhoekSkills
- Workflow Analysis
- Root Cause Analysis
- Audit Support
- Microsoft Windows
- Microsoft Office (Microsoft Teams, Word Excel, Outlook, Access Power Point)
- Labware LIMS (Laboratory Management Information System version 6,7,8), Various Enterprise Systems (ESS, SAP Success Factors for EC & Kronos)
- KPI Analysis
- Report Preparation
- System Analysis
- Information Gathering
Affiliations
- Reading
- Video editing
- Music
- Decor
Accomplishments
- 2015 Best Third year student
- 2015 2015 Outstanding recognition of performance in multiple courses (Certificates available on request)
- 2016 Outstanding recognition of performance in multiple courses (Certificates available on request
- 2016 Best overall undergraduate student researcher in Chemistry and Biochemistry 4th Annual Science Research Conference
Languages
English
First Language
German
Beginner (A1)
A1
Afrikaans
Intermediate (B1)
B1
Websites
PROFESSIONAL DEVELOPMENTAL TRAINING
- 2021 Root Cause Analysis
- 2020 Chemistry Method Validation and Uncertainty of Measurement
- 2019 ISO/IEC 17025:2017
- 2019 Internal Auditing
- 2017 Intermediate Microsoft excel
- 2017 Laboratory Information Management System (LIMS) Training
- 2015 Basic principles of fire assay of gold and silver skills development program
- 2015 Basic Sample Preparation for a Testing Laboratory
- 2015 Basic sample preparation for a testing laboratory skills development program
- 2015 Basics of Wet Chemical Methods
- 2015 Application of ISO17025 in a Testing Laboratory
REFRENCES
- Mr. Herbicious Tiyeho
Cell: 081 1290782 Office: 067 2234 424
Email: h.tiyeho@dundeeprecious.com
Manager: Laboratory
Dundee Precious Metals Tsumeb - Mrs. Penoshinge Haitota
Cell: 081 626 7536 Office: 067 223 4064
mail: p.haitota@dundeeprecious.com
Senior Chemist: Quality Systems
Dundee Precious Metals Tsumeb - Dr. Daniel Likius
Email: daniels@unam.na
Cell: 081 606 7609 Office: 061 206 3390
Faculty of Science: Deputy Dean
University of Namibia - Prof. Veikko Uahengo
Email: vuahengo@unam.na
Office: +264 61 206 3465
Faculty of Science: Dean
University of Namibia - Venus De Klerk
Email: Venus.Deklerk@windhoekcc.org.na
Cell:085 145 9325 Tel: 061 290 3458
Section Scientist: Chemistry
City of Windhoek Municipality
Timeline
Analyst: Chemistry
City of Windhoek
10.2022 - Current
Chemist: QAQC
Dundee Precious Metals
08.2021 - 06.2022
Junior Chemist: QAQC
Dundee Precious Metals
01.2019 - 11.2021
Graduate Trainee Chemist
Dundee Precious Metals Tsumeb
01.2017 - 11.2018
Master of Science - Chemistry
University of Namibia
Bachelor of Science - Chemistry And Geochemistry
University of Namibia
Bachelor of Science - Computer Science
Namibia University of Science And Technology
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