Microbiologist

About the role

Castel Resources is seeking a qualified Microbiologist to join its laboratory team in Port Harcourt. You will be responsible for conducting microbiological testing and analysis to support quality and safety across our operations.

Key responsibilities

• Perform microbiological testing, identification, enumeration and contamination assessments on biological and environmental samples.
• Collect, prepare, culture and examine samples following approved laboratory procedures.
• Maintain and calibrate laboratory equipment, ensure proper testing conditions and biosafety standards.
• Document test results, observations and laboratory activities accurately.
• Investigate contamination or quality issues and recommend corrective actions.
• Support quality control and assurance activities, including environmental monitoring and water quality testing.
• Prepare technical reports and communicate findings to management and relevant departments.

Required profile

• HND in Microbiology, Medical Laboratory Science, Biology or a related field.
• 2–4 years of experience in microbiology, laboratory testing, quality control, food production, pharmaceuticals or environmental services.
• Strong knowledge of microbiological testing methods, laboratory procedures and contamination control.
• Good understanding of laboratory safety and quality management practices.
• Excellent attention to detail and strong analytical and problem‑solving abilities.

Required skills

• Microsoft Office applications
• Laboratory documentation systems
• Microbiological testing techniques