Laboratory Technician

Charles River Laboratories

unknownPosted Jun 28, 2026
Posting intelligenceActively listedReposted 2×, possible evergreen/ghost posting

Skills

principleexcel

About the role

Req ID #: 233867

Ballina, Connacht, IE

Full time

For 75 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well-being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform. In return, we’ll help you build a career that you can feel passionate about.

Job Overview

We are seeking an experienced Microbiologist for our Biologics Department located in Ballina, Co. Mayo. You shall be reporting to the Microbiology Functional Manager.

The main duties & responsibilities shall be;

GMP Compliance.

Perform Endotoxin testing, Sterility testing, Efficacy of Antimicrobial Effectiveness test, Environmental Monitoring, Water testing, Microbial Limit testing, Bioburden testing.

Qualification/Validation of test methods

Carry out Quality Control Checks

Assist in Laboratory Investigations

Trending of Laboratory Data

Update SOP’s as required

Provides training to other members of the Microbiology team as required.

Proactively identifies and implements Laboratory process improvements.

This is an excellent opportunity to join a leading Contract Research Organisation at the leading edge of work within the Life Sciences sector. Established Career Progression pathways combined with competative salary and benefits.

Qualifications and Requirements

The following are minimum requirements related to the Microbiologist position;

BSc. in a relevant science discipline

Some hands on work experience in a regulated Microbiology Laboratory would be beneficial.

GMP experience

Excellent communication skills, both verbal and written

Collaboration and Teamwork. Maintains the highest standards of ethical behavior

Results and performance driven

Strong analytical ability and associated problem solving

Good time management and attention to detail

Knowledge and proficient in the use of Word, Excel etc.

About Biologics Testing Solutions

With more than 50 years of experience and proven regulatory expertise, the Charles River Biologics group can address challenging projects for biotechnology and pharmaceutical companies worldwide. Offering a variety of services such as contamination and impurity testing, protein characterzation, bioassays, viral clearance studies and stability and lot release programs, we support clients throughout the biologic development cycle, from the establishment and characterization of cell banks through preclinical and clinical studies to marketed products. Whether clients need stand-alone services, a unique package of testing, or insourced support, our Biologics group can create a custom solution to suit their needs. Each year more than 20,000 biologic testing reports are sent each and over 200 licenses products are supported by our biologics testing solutions team.

About Charles River

Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market.

With over 20,000 employees within 110 facilities in over 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world.

At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly supported the development of 80% of the drugs approved by the FDA in the last five years.

At Charles River Laboratories, we recognize and recruit all talent. We are a company committed to the principle of diversity and inclusion and work daily in this direction.

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