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Penuel Makoi

@penuelmakoi

Chemical and Processing Engineer who developed oil-analysis SOPs at KAMAL REFINERY LTD.

At KAMAL REFINERY LTD, I conducted quality tests on waste lubricating oil and refined base oil (SN 300), evaluating results against ASTM methods and internal specifications. I also developed and standardized oil-analysis SOPs and prepared QC reports to support traceability and production decisions.

At LOGISTIX AFRICA (T) LTD, I served as a customer clerk, responding to inquiries, following shipment progress, maintaining records and coordinating daily operations. During practical training at ZANZIBAR BUREAU OF STANDARDS (ZBS), I designed a chemical waste management system for laboratory waste as an individual project.

Experience

Work history, roles, and key accomplishments

Customer Clerk

Logistix Africa (T) Ltd

Feb 2026 - Jul 2026 (5 months)

Served as a key communication link between customers, transporters, service providers and other stakeholders, ensuring professional and timely responses. Managed office documentation, maintained accurate records and coordinated daily operational activities.

Customer Service Communication Skills Documentation Records Management Coordination Multitasking Attention To Detail Invoice Verification

Quality Control Technician

Kamal Refinery Ltd

Oct 2025 - Jan 2026 (3 months)

Conducted quality control tests on incoming waste lubricating oil and refined base oil, assessing properties such as density, water content, viscosity, flash point, pour point, corrosion and color. Developed and standardized Standard Operating Procedures for oil analysis and prepared QC reports.

Quality Control ASTM Lubricant Analysis SOP Development Laboratory Testing Data Analysis Report Writing Collaboration

Practical Trainee

Zanzibar Bureau of Standards (ZBS)

Jul 2024 - Sep 2024 (2 months)

Rotated through different departments, gaining broad exposure to standards development, product inspection, quality management, testing, metrology and certification processes. Applied Chemical and Process Engineering knowledge to design a chemical waste management system for laboratory waste.

Standards Development Product Inspection Quality Management Testing Metrology Certification Waste Management Chemical Engineering

Practical Trainee

M M Integrated Steel Mills Ltd

Jul 2023 - Sep 2023 (2 months)

Gained exposure to industrial steel manufacturing operations, including production processes, equipment and utilities. Conducted a study on boiler efficiency and developed recommendations aimed at improving thermal efficiency and energy utilization.

Steel Manufacturing Process Monitoring Quality Control Industrial Safety Equipment Maintenance Boiler Efficiency Energy Utilization

Practical Trainee

Tanzania Breweries Limited PLC

Jul 2022 - Sep 2022 (2 months)

Gained practical exposure to brewing and maintenance departments, developing an understanding of beer production processes and engineering systems. Acquired awareness of quality, hygiene, occupational safety and standard operating procedures.

Brewing Processes Equipment Maintenance Preventive Maintenance Quality Control Hygiëne Occupational Safety Process Efficiency Teamwork