Quality Control Officer at Matrix Energy Group

Matrix Energy Group is a rapidly growing indigenous and integrated Oil Marketing and Trading Company in Nigeria, which was incorporated November 25, 2004.

Over the years, Matrix Energy has grown from a modest supply and distributions operation to a fully integrated petroleum products marketing and trading company with clients and suppliers all over the world.

We are recruiting to fill the position below:

Job Title: Quality Control Officer

Job Opening ID: MEL1158
Location: Warri, Delta
Job type: Full time

Job Purpose

• To ensure that all raw materials, in-process blends, and finished lubricants meet required quality standards and specifications through effective sampling, testing, and online process monitoring.
• The role supports consistent product quality, regulatory compliance, and continuous improvement across blending and filling operations.

Responsibilities and Accountabilities
Product Testing & Analysis:

• Conduct laboratory tests on base oils, additives, semi-finished, and finished lubricants to verify conformity with product specifications.
• Perform physical and chemical analyses (viscosity, density, flash point, TBN/TAN, pour point, etc.) using appropriate testing equipment and ASTM methods.
• Record, interpret, and report analytical results accurately and promptly.
• Identify deviations and recommend corrective actions to production or blending teams.
• Maintain calibration and validation of laboratory instruments to ensure testing accuracy.

Process and Blending Monitoring:

• Monitor blending and filling operations to ensure adherence to approved formulations and production standards.
• Conduct in-process checks to verify blending parameters (temperature, homogeneity, sample conformity).
• Collaborate with production personnel to resolve process deviations that may affect product quality.
• Verify and sign off on batch manufacturing records (BMRs) after successful quality testing.

Raw Material and Packaging Quality Control:

• Inspect and test incoming base oils, additives, and packaging materials before acceptance into inventory.
• Ensure only approved materials are released for production.
• Maintain updated quality status reports for all incoming and in-process materials.

Documentation and Reporting:

• Maintain accurate laboratory records, test reports, and product quality certificates.
• Ensure traceability of all samples through proper labeling and documentation.
• Prepare daily, weekly, and monthly QC reports for management review.
• Support internal and external quality audits with required documentation and compliance evidence.

Compliance and Continuous Improvement:

• Ensure strict compliance with Quality Management System (QMS), ISO standards, and HSE policies.
• Participate in root cause analysis (RCA) and corrective action implementation for quality deviations.
• Contribute to continuous improvement of blending and testing processes.
• Provide technical input in the development and review of Standard Operating Procedures (SOPs) for QC and production activities.
• Perform other related duties as may be assigned by management.

Requirements
Educational Requirement:

• Bachelor’s Degree or HND in Chemistry, Industrial Chemistry, Chemical Engineering, or a related field.
• Experience: Minimum of 3 years of experience in Quality Control or Laboratory Analysis within a Lubricant Blending Plant or Chemical Manufacturing environment.

Technical Skills:

• Strong knowledge of lubricant blending and testing processes.
• Hands-on experience with standard QC testing equipment (viscometers, flash point testers, density meters, etc.).
• Understanding of ASTM, ISO, and NIS testing standards.
• Ability to interpret and analyze test data accurately.

Soft Skills:

• High attention to detail and analytical ability.
• Excellent documentation and communication skills.
• Team-oriented with strong problem-solving capacity.
• Commitment to safety, quality, and continuous improvement.

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should:
Click here to apply online