Macknon Saa

Laboratory Shift Supervisor

Laboratory Supervisor cum Chemist with eleven years’ evaluated experience. Competent in both Spectroscopy and Spectrometry. Great exposure to CCLAS, LIMS, ISO17025.2017 Certified, Occupational Health and Integrity compliant. Exceptional XRF Calibration and Validation skills, Wet Chemistry and Mineral processing. Competent in statistical methods for effective Quality Assurance and Quality Control. Time management abilities, Strong interpersonal skills. Very keen in Process improvement, Staff development and supervision. Excellent Conflict resolution, Organizational and Planning skills. Strong resilience skills that enable me to deliver above expectation. Effective verbal and written communication enable me to serve clients effectively

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Most Recent Job

Laboratory Shift Supervisor

Base Titanium Limited


Job Description/Purpose

Oversee staff, maintain quality control, ensure safety, manage inventory, troubleshoot problems, document procedures within the laboratory set up.

Job Responsibilities

  • Evaluate, validate technical accuracy and report analytical results.
  • Monitor analytical processes and take remedial action incase of deviations.
  • Consult with analysts to address retests, result anomalies or other problems with samples or analyses.
  • Assist with maintaining up to date records of relevant documentation required for accreditation in consultation with the Laboratory superintendent.
  • Follow Laboratory superintendent’s clear detailed instructions and demonstrate flexibility in executing duties.
  • Keep detailed records of all experimental and investigative work undertaken and submit the required technical report.
  • Ensure effective and optimal utilization of staff, equipment and facilities within the Laboratory.
  • Drive good housekeeping practices to ensure that the work areas and surrounding environment is kept clean at all times.
  • Comply and conform to the QHSE policy of the company and ensure that all staff follow all safety procedures.
  • Have full understanding of LIMS
  • Conform to the Quality Management System [ISO17025:2017].
  • Ensure proper and correct profiling of QA and QC reports for the various clients in keeping to agreed work schedule and turnaround times.
  • Ensure all staff under my supervision are competent in carrying out tasks assigned to them and ensure training records are well kept.
  • Ensure effective communication and coordination amongst all work stations in the Laboratory.
  • Ensure samples are prepared according to standard procedures to achieve expected turnaround and production specifications.
  • Institute the necessary company corrective measures to actions that are contrary to health and safety rules, company rules and procedures.
  • Ensure shipment samples are processed within the agreed time and accuracy. Evaluate and report results in the shipment folder for COA processing.
  • Liaise with Plant Supervisors on sending and submission of production samples.
  • Provide daily production reports and records regarding the number of tests and repeats done, reported and outstanding samples in the system.
  • Assist with the training of new Laboratory employees on the application of the Laboratory techniques and processes.
  • Manage LST and SPT [Lithium heteropolytungstate/Sodium polytungstate] heavy liquids recovery
  • Assist in method development and method validation.
  • Assist in improving the Laboratory processes and problem solving.
  • Assist in investigation of irregularities and non-conformances within the Lab processes including improvement requests and client’s complaints.
  • Identify and report quality issues so as to initiate corrective and preventive action.
  • Assist in planning, monitoring and ordering of consumables within budgetary constraints.
  • Assist in inventory control.
  • Assist with the management of overtime and shift rosters.

Key Achievement

100% Quality Assurance and Quality Control

Additional Job Experience


SGS Kenya Limited


Job Description/Purpose

Prepare solutions, compounds, and reagents used in laboratory procedures.

Job Responsibilities

  • Ensure all laboratory practices and procedures are adhere to. Ensure laboratory targets are achieved through supervision of direct and indirect reports.
  • Manage available resources efficiently.
  • Responsible for all Laboratory analysis (hands-on working on the Bench).
  • Understand and keep current with all Laboratory safety and reporting techniques.
  • Provide guidance to Laboratory analysts to maintain proper level of training among Laboratory personnel, which can include supervisory duties.
  • Understand and keep current with all Laboratory analysis methods.
  • Responsible for the operation all Laboratory equipment and instruments.
  • Position requires a dependable and reliable individual; whose daily presence adds to the success of the Department.
    Perform other duties and responsibilities as assigned
  • Comply with Company Code of Integrity and Professional Conduct.
  • Adhere to all quality and safety requirements of the management system.
  • Excellent interpersonal and communication skills with the ability to effectively present information and respond to questions from individuals and/or groups both within and without the Laboratory.
  • Ability to synthesize information from a variety of sources into solutions and work effectively under pressure while acting accordingly to the SGS standards of ethics and integrity.
  • High level of accuracy is required, with special attention to details
  • Ability to work effectively under pressure, while balancing numerous projects concurrently with different deadlines

Key Achievement

Result oriented and team player


Highest Level

Bachelor of Science in Analytical Chemistry with Statistics

Jomo Kenyatta University of Agriculture and Technology

Activities and Societies

Martial Arts, Debating and wildlife. Rugby, hockey and Soccer fun. Indoor games

Additional Education

Kenya Certificate of Secondary Education (K.C.S.E.)

Lenana School

Activities and Societies


Professional Qualification Training One

Internal auditing ISO /IEC 17025:2017 Certificate

Internal (Obtained at Base Titanium)

Professional Qualification Training Two

ISO/IEC 17025:2017-Laboratory Accreditation SANAS requirements

External (Obtained at another institution)


  • Volunteer; Chivara CBO Empowerment (Mentorship and Training)
  • Fun of wildlife documentaries with specific interest in the Cat family, birds kingdom and butterflies
  • Fun of rugby and premier league soccer
  • Play Snooker, Scrabble, Chess, Darts.
  • Freelance Life coach and mentor.


  • English
  • Swahili
  • Mijikenda
  • Elementary French

Contact Information