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Microbiologist - Midnight shift (Monday to Friday 23:00-7:30)

Baxter

Alliston, Ontario permanent

Posted: April 1, 2026

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Quick Summary

A microbiologist is a scientist who studies the biology of microbes, including bacteria, viruses, and fungi, with the goal of understanding their role in human health and disease prevention.

Job Description

This is where your work makes a difference.

At Baxter, we believe every person—regardless of who they are or where they are from—deserves a chance to live a healthy life. It was our founding belief in 1931 and continues to be our guiding principle. We are redefining healthcare delivery to make a greater impact today, tomorrow, and beyond.

Our Baxter colleagues are united by our Mission to Save and Sustain Lives. Together, our community is driven by a culture of courage, trust, and collaboration. Every individual is empowered to take ownership and make a meaningful impact. We strive for efficient and effective operations, and we hold each other accountable for delivering exceptional results.

Here, you will find more than just a job—you will find purpose and pride. 

Your Role at Baxter

This is where my hands make life-sustaining products  

You are driven by the knowledge that the products you help make saves and sustain lives. You can move quickly, address questions, and encourage teammates, all while getting quality products out on time. You are calm, positive, and a key part of a fast-paced environment that emphasizes camaraderie and teamwork. As a Quality Control Microbiologist, you are happiest when you are moving, and we will not disappoint!   

Baxter is known for its speed and high-quality product. Our manufacturing operations are around-the-clock to meet the needs of our customers. Our high-caliber talent works through the challenges at hand while pushing toward meeting client order needs. We are currently looking for a Microbiologist to work a permanent, full-time position on our Midnight shift (Monday to Friday 23:00h-7:30h EST), at our Alliston facility!

Your team   

Baxter is focused on saving and sustaining lives by manufacturing high-quality products. We strive to create quality products for our customers each day.   

Delivering life-saving products is about getting them right, and attention to detail is how we make sure we meet that challenge. We are a team that supports each other throughout each shift. Working together in a supportive and open culture makes our processes evolve for the better and engages our workforce.   

The following are dress/gowning requirements: safety glasses, safety shoes, ear plugs, jumpsuit, hood, hairnet, beard cover, gloves, isolation mask and boots (additional PPE required when cleaning)  

• Constant or intermittent exposure to elevated levels of noise  

• Involves working around equipment, machinery, and belts  

What You'll be Doing:

The Microbiologists perform daily solution bioburden, subvisible particulate matter and endotoxin testing. They collect and process viable and non-viable air and surface samples as part of the Environmental Monitoring program. They also sample and test the critical systems like compressed air and water. They are responsible for processing the biological indicators associated with sterilizer qualifications as well. They also provide back up to the Supervisors and QC specialist to aide with investigations, trending and data analysis for APQRs, Validation Maintenance, etc

• Obtain water, air and surface samples from designated sample sites within the facility on a daily, weekly, monthly and quarterly basis as part of the Environmental-monitoring program. Conduct the required testing, incubation and plate reading of these samples in accordance with specifications.

• Perform daily solution bioburden testing for total count and spore count in accordance with approved procedures ensuring required documentation is complete and all results are read in a timely manner. Conduct testing of raw materials as required.

• Perform processing of biological indicators to support sterilizer qualifications

• Perform daily endotoxin and subvisible particulate testing of finished goods as per approved procedures and specifications.

• Perform required testing and complete documentation required for critical work requests and emergency response incidents (i.e. differential pressure alarm) to support timely start up of production following the work and/or incident

• Recognizing your peers, and - Embracing 6s.

• Identifying and implementing VIP’s (Value Improvement Project)

• Embrace continuous learning

• Utilize Leader Standard Work

• Utilize Root Cause Analysis tools to identify and prevent problems from recurring and drive measurable results.

• Improve the effectiveness of all team members by providing documented training, mentoring employees during feedback reviews, and daily activities to improve skills, providing recognition for good performance.

• Prepare and/or perform growth promotion testing on prepared or purchased media

What You'll Bring:

• College diploma or University Degree in a related field (Microbiology)

• Microbiology

• Quality Assurance

• Experience in a manufacturing environment • Proficiency in Word & Excel

• Previous experience working in a Quality function

• Knowledge of Aseptic Technique and Microbiological Methods

• 0- 2 years

• Strong analytical and problem solving skills and critical thinking abilities

• Strong communication skills, ability to work with all levels of the organization.

• Strong ability to balance multiple priorities with excellent time management skills.

• Detail oriented with the ability to work under pressure.

• Uncompromising dedication to quality.

• Ability to work off shift, holidays and plant shut downs on a rotating basis.

• Coverage for production overtime Saturdays on a rotating basis is mandatory

• Must comply with Good Laboratory Practices

• When performing Sterilizer Quals: the work is conducted in extreme environmental conditions (temperature, humidity, wet, moving trucks, loud, hot pipes)

We understand that compensation is an important factor as you consider the next step in your career. At Baxter, we are committed to equitable pay for all employees, and we strive to be more transparent with our pay practices. The estimated salary range for this position is $72,080 - $108,120 annually, which reflects base salary as well as estimated target payout under the Management Incentive Compensation Plan. Individual pay will be determined based upon skills, expertise and experience, and the incentive, which is contingent upon company and individual performance outcomes. For questions about this, our pay philosophy, and available benefits, please speak to the recruiter if you decide to apply and are selected for an interview.

This posting is for a current existing vacancy within our organization. We are actively seeking qualified candidates to fill this open position. If you are interviewed for this position, we will advise you within 45 days of the interview as to whether or not you were successful in obtaining the position. Information submitted as part of the job application process will be kept on file for 3 years from the date of submission in accordance with legislative requirements.

As part of our recruitment process, Baxter Corporation may use AI tools to assist screening candidates and assist in evaluating candidate qualifications. All final hiring decisions are made by the hiring manager and recruitment 
team.

Equal Employment Opportunity

Baxter is an equal opportunity employer. Baxter evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability/handicap status or any other legally protected characteristic.

Reasonable Accommodations

Baxter is committed to working with and providing reasonable accommodations to individuals with disabilities globally. If, because of a medical condition or disability, you need a reasonable accommodation for any part of the application or interview process, please click on the link here and let us know the nature of your request along with your contact information.

Recruitment Fraud Notice

Baxter has discovered incidents of employment scams, where fraudulent parties pose as Baxter employees, recruiters, or other agents, and engage with online job seekers in an attempt to steal personal and/or financial information. To learn how you can protect yourself, review our Recruitment Fraud Notice.

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