Principal Scientist, Microbiological Quality & Sterility

Johnson & Johnson MedTech; Limerick; Hybrid; EUR 70,000 - 121,000; Full time

Benefits offered by this job

Annual bonus

Vacation days

Parental leave

Job summary

Johnson & Johnson Vision seeks a Principal Scientist of Microbiological Quality & Sterility Assurance (MQSA) to lead end-to-end microbiological quality, sterility policies, and strategies across global sites.

You will drive NPI, method validations, regulatory support, aseptic processing, sterilization, and environmental controls with SMEs, shaping MQSA competence and ensuring compliance in a fast-paced medical device setting.

Qualifications

• Experience in microbiology, sterilization validation and environmental controls.
• Leadership in multinational teams and ability to train others.
• Experience with regulatory authorities is preferred.
• Proven troubleshooting of microbiological/sterility issues.

Responsibilities

• Lead sterility assurance activities for MQSA across sites.
• Validate aseptic processing and sterilization methods.
• Collaborate with R&D to define contamination control strategies.
• Support regulatory submissions and audits.

Skills

Microbiology

Sterility testing

Environmental controls

GMP/ISO

Regulatory affairs support

Education

BS in Microbiology/Biology/Engineering

Tools

Excel

Word

PowerPoint

Job description

Johnson & Johnson Vision seeks a Principal Scientist of Microbiological Quality & Sterility Assurance (MQSA) to lead end-to-end microbiological quality, sterility policies, and strategies across global sites.

You will drive NPI, method validations, regulatory support, aseptic processing, sterilization, and environmental controls with SMEs, shaping MQSA competence and ensuring compliance in a fast-paced medical device setting.