Quality Assurance Officer

at Dangote
Location Mtwara, Tanzania, United Republic of
Date Posted December 1, 2021
Category Management
Quality Assurance
Job Type Full-time
Currency TZS

Description

Description

Carry out analysis of shift samples, like Raw Meal, Kiln feed, Coal Clinker, Cement and any other raw materials according to the plant Effective Quality Control Plan for shift lab; These analyses are to be done by XRF in the Robot lab, by any means Robot lab XRF fails to do the performance, analysis to be done by Bench top XRF, by any means XRF breakdown, analysis to be done by wet chemistry (by conventional method).The Shift QC Officer on shift is also responsible for the timely feedback of analytical results to production department & co-ordination with the said department to ensure that all plant products at the various stages are within specified quality limits.

Duties and Responsibilities

  • Strictly follow the Standard and other Standard Operating Procedures.
  • Carry out the full chemistry of Raw Meal to determine LSF, MA and MS, LOI and Residue as per the Effective Quality Control Plan and results recorded and communicated to operators through by phone or communicate personally and if any result is off for action to adjust limestone, Iron Ore and Red Soil feeder settings and control of the residues.
  • Carry out the full chemistry of Kiln Feed to determine LSF, MA and MS, LOI and Residue as per the Effective Quality Control Plan and results recorded and communicated to operators through by phone or communicate personally.
  • Carry out tests of Hot Meal SO3, Cl, K2O, Na2O and LOI to calculate percentage of Degree of Calcination as per Effective Quality Control Plan and communicated to operators through by phone or communicate personally.
  • Carry out the full chemistry and free lime of clinker to determine C3S, C2S, C3A, Liquid Phase, LSF, MA, MS, S/A Ratio and litre weight as per the Effective Quality Control Plan and results recorded and communicated to CCR operators through by phone or communicate personally.
  • Determination of moisture, Ash and its sieve analysis of shift fine coal samples as per the Effective Quality Control Plan and results recorded and communicated to CCR operators through by phone or communicate personally.
  • Carry out the tests of Cement SO3, Blaine, LOI and its sieve analysis as per the Effective Quality Control Plan and results recorded and communicated to CCR operators through by phone or communicate personally and if any result is off for action to adjust clinker, gypsum and limestone feeders according to targets set to produce quality cement.
  • Carries out various analytical laboratory tests on provided samples involving titration, calorimetric, X-rays, volumetric, (wet) analysis to determine compounds or elements, which are used in indicating quality of raw, in process materials and final product (s) analyzed
  • Carries out water analysis of RO plant water whenever is required.
  • Carries out Receipt of AGO and conduct quality inspection to Check Water content and Density once the trucks are received and record the outcomes in GRN and get the endorsement from HOD and same to be record in the excel format present in the lab pc.
  • Routine inspection and control of laboratory instruments
  • Preparation of all the standard solution for chemical analysis.
  • Assists Lab Supervisor/QC Manager to periodically calibrate & maintain XRF analyzer and other lab equipment.
  • Updates records stating chemicals and quantities used and submits information to Lab Supervisor & also maintain the inventory of its consumables.
  • Prepares complete analysis report detailing various results obtained from tests following given format and submits the same to the Lab Supervisor for checking before forwarding to the Quality Manager.
  • Conduct different reference tests as per the quality monitoring file to enable determination of equipment reliability.
  • Perform monitoring of reference samples under reference methods and check lab equipment performance.
  • Perform monitoring of the temperature and humidity of the robot lab environment and record the data in the file.
  • Follow the effective Quality Control Plan in the day-to-day activities.
  • Maintain the LERI file for all the equipment’s in the Laboratory and submit the report weekly to the QC officer in charge.
  • Prepare daily report and analysis
  • Communicate immediate any quality issues.
  • Carry out any other jobs as assigned by Supervisor/Quality Manager and line management.

Requirements

Academic/Professional Qualifications

  • BSc in Chemistry or any field related.

Work Experience

  • At least Two (2) years’ experience in Cement Industry

Skills and Competencies

  • Basic knowledge of Good Laboratory practices and procedures
  • Ability to use specific Lab apparatus and equipment
  • Ability to conduct chemical analyses of raw, process and final products as per provided Work Instructions.

Benefits

  • Personal Health Insurance
  • Pay Off Time
  • Training and Development