Ava Tommy Lungu
Al Jubail
Summary
Experienced Laboratory Professional with more than 6 years experience in mining, refinery, and oil & gas analysis. Strong command of analytical techniques (Fire Assay, AAS, ICP, XRF) and QA/QC systems supporting production quality and compliance. Recognized for precision, leadership, and continuous process improvement across international laboratories.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Chemist - Natural Resources / OGC Laboratory Division
SGS Inspection Services
Al Jubail
02.2026 - Current
- Performs analytical testing for crude oil, gas, and petroleum products following QA/QC and ASTM standards.
- Generates LIMS reports and maintains compliance with SGS procedures and client requirements.
- Calibrates and maintains laboratory instruments per schedule.
- Conducts risk assessments, participates in internal audits, and reports non-conformances.
- Analyzes QC and proficiency-testing samples ensuring data traceability.
- Reinforces HSE culture by intervening when unsafe acts or conditions arise.
Laboratory Coordinator
Diversified Energy Supply - DES Export Zambia Limited
03.2024 - 02.2026
- Led all laboratory functions supporting CIP operations (head grade, carbon assays, solution monitoring), reducing reporting delays by 30%.
- Supervised a team of technicians, improving QA/QC compliance and reducing rework by 20%.
- Developed SOPs for analytical workflows, cutting gold assay variance from ±10% to ±3%.
- Optimized reagent usage, achieving a 15% reduction in lab consumable costs.
- Partnered with metallurgists to improve solution monitoring, boosting gold recovery.
- Trained and mentored junior staff, cutting operator errors by 25%.
- Gold processing company utilizing the Carbon-in-Pulp (CIP) method
QC Laboratory Technician | Team Leader | Fire Assayer
First Quantum Minerals Ltd - Kansanshi Mining PLC
Solwezi
03.2019 - 02.2024
- Conducted analytical testing on gold, copper, and process samples, supporting production decisions annually.
- Promoted to Team Leader; managed a team of technicians, achieving a 98% on-time reporting rate.
- Implemented QA/QC protocols that reduced assay failures by 18% and improved audit scores.
- Performed fire assay, ICP, and AAS analysis, identifying inefficiencies that enhanced metallurgical recovery.
- Streamlined LIMS workflows, ensuring 100% traceability for 10,000+ assays annually.
Laboratory Analyst
Indeni Petroleum Refinery
12.2018 - 03.2019
- Analyzed crude oil and refined products using ASTM methods, ensuring compliance with production standards.
- Performed TBP, desalter, and water quality testing, preventing process deviations that averted costly downtime.
- Maintained QA/QC records to support refinery audits and compliance.
Education
Science Laboratory Technology Diploma -
Evelyn Hone College
Lusaka, Zambia12-2018
Skills
- Laboratory Leadership & Team Supervision
- Fire Assay & Precious Metals Analysis
- AAS
- ICP
- XRF
- LECO
- Solution Analysis
- CIP / CIL Laboratory Operations
- Carbon Testing
- QA/QC Systems
- Process Optimization
- Metallurgical Support
- Sample Preparation
- Tracking
- LIMS Management
- Safety
- HSE Enforcement
- Regulatory Compliance
- Staff Training
- Mentorship
- Competency Development
Certification
- Certificate of Achievement, 2023-10-01
- Essential Service Certificate, 2021-01-01
Languages
English
Personal Information
Relocation: 1
References
Available upon request
Timeline
Chemist - Natural Resources / OGC Laboratory Division
SGS Inspection Services
02.2026 - Current
Laboratory Coordinator
Diversified Energy Supply - DES Export Zambia Limited
03.2024 - 02.2026
QC Laboratory Technician | Team Leader | Fire Assayer
First Quantum Minerals Ltd - Kansanshi Mining PLC
03.2019 - 02.2024
Laboratory Analyst
Indeni Petroleum Refinery
12.2018 - 03.2019
Science Laboratory Technology Diploma -
Evelyn Hone College