NICODEMUS MUTUA

Laboratory Supervisor

Experienced Laboratory Supervisor with a strong background in elemental analysis and quality control within mining and mineral processing. Proven expertise in operating and maintaining ICP-OES and XRF instrumentation, enhancing analytical accuracy and compliance with ISO 17025 standards. Focused on optimizing laboratory operations to support mining efficiency and product quality, while implementing best practices in method validation and root cause analysis. Recognized for leadership in maintaining high standards of laboratory safety and operational excellence.

Mombasa, Kenya
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Work Experience
Lab Supervisor
NEELKATH GROUP
Nov 2024 — PresentCurrentTanga, Tanzania
  • Conduct major and trace element analysis of mineral samples using ICP-OES to support quality control in mining operations
  • Prepare, digest, and process mineral samples for elemental analysis following established laboratory protocols
  • Calibrate, operate, verify, and maintain ICP-OES and other analytical instruments to ensure accurate and reliable results
  • Prepare and standardize calibration solutions, blanks, reagents, and quality control samples in compliance with laboratory quality requirements
  • Perform chemical analysis of mineral raw materials following ASTM standards
  • Conduct quality control testing including moisture content, ash content, melt flow index, bulk density, particle size distribution, brightness, and whiteness analysis
  • Verify product quality through routine reanalysis, validation checks, and compliance testing
  • Maintain accurate laboratory records and ensure compliance with SOPs, ASTM methods, ISO 17025 principles, and quality management systems
  • Support troubleshooting of analytical issues, instrument performance checks, and continuous improvement of laboratory processes
  • Implement CAPA (Corrective and Preventive Action) processes to address quality control failures and enhance laboratory practices
  • Collaborate with laboratory technician to ensure timely reporting of results and adherence to turnaround times
Lab Analyst
BASE TITANIUM LTD
Nov 2019 — Nov 2024Ukunda, Kenya
  • Performed quality control analysis of mineral sands including ilmenite, rutile, and zircon using approved laboratory methods
  • Conducted laboratory testing and maintained accurate results in Laboratory Information Management System
  • Performed pre-use inspections, preventive maintenance, calibration, and troubleshooting of laboratory equipment
  • Maintained laboratory documentation and quality control records in compliance with requirements
  • Ensured compliance with HSE standards, PPE, and safe laboratory practices
Lab Analyst
SGS KENYA LTD
Sep 2013 — Nov 2019Ukunda, Kenya
  • Received, logged, prepared, and processed mineral samples using crushing, pulverizing, homogenization, pressed pellet, and fusion techniques according to SOPs
  • Performed elemental analysis using XRF and conducted quality control testing for moisture, slimes, Heavy Mineral Concentrate, and particle size distribution
  • Verified instrument performance and performed first-line maintenance and troubleshooting to ensure analytical accuracy
  • Supported instrument calibration and maintained records in compliance with ISO/IEC 17025, GLP, GMP, QMS, and HSE
  • Delivered accurate analytical results within required turnaround times supporting quality assurance and continuous improvement
Laboratory Analyst/RO Plant Operator
MOMBASA CEMENT LTD
Apr 2011 — Sep 2013Mombasa
  • Operated and monitored Reverse Osmosis water treatment plant ensuring supply of potable and process water
  • Performed chemical analysis of water, clinker, slag, gypsum, coal, and other raw materials using XRF and standard methods
  • Prepared, tested, and analyzed raw materials, intermediates, and finished products for quality compliance
  • Operated and maintained laboratory instruments and maintained calibration records as per SOPs and QMS
  • Ensured compliance with GLP, HSE, and safety procedures supporting preventive maintenance
Skills
ICP-OESXRFDatacolor ElrephoLIMSISO 17025GLPGMPMicrosoft OfficeRoot Cause AnalysisMethod ValidationMalvern Particle Size Analyzer
Education
Diploma, Analytical Chemistry
MOMBASA POLYTECHNIC UNIVERSITY COLLEGE
AUG 2008 — Dec 2010
Languages
English
Fluent
ACHIEVEMENTS
Optimized sample preparation and analytical workflows, contributing to faster turnaround times while maintaining analytical accuracy.
Ensured compliance with laboratory QA/QC procedures, including the use of certified reference materials (CRMs), blanks, and duplicate samples.
Coordinated high-volume mineral sample analysis while maintaining strict safety, quality, and production targets.
COURSES
Basic first aid and fire fighting
Job safety analysis
Job safety observation
References available upon request.
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