Ontario Laboratory assistant Jobs – 426 Openings This Week

Micro Laboratory Technician – Aseptic Processing Facility (Food Laboratory)
Cardiff Products —London, ON
- From $25 an hour
- Full-time
- Sanitation
- Laboratory experience
- Bachelor's
- Life insurance
Quick apply
9d
Solution Maintenance Technician – Laboratory
Confidential —Mississauga, ON
- $23.77–$25.11 an hour
- Overtime
- Basic math
- Laboratory experience
- Math
Quick apply
Lab Technician Labs Specimen Mgmt
Unity Health Toronto —Toronto, ON
- $31.65–$35.89 an hour
- Weekends as needed
- Inventory management
- No university degree
- Quality Control
2d
Laboratory Technician (12-Month Contract)
Nestlé —North York, ON
- $50,000–$60,000 a year
- Contract
- Hybrid work
- Serving
- Microsoft Outlook
- Inventory management
5d
Laboratory Assistant
Stantec —London, ON
- $41,900–$56,600 a year
- Temporary
- Inventory control
- Laboratory experience
- Microsoft Office
- Wellness program
- Employee stock purchase plan
11d
Medical Lab Assistant (OPSEU LAB)
LifeLabs —Mississauga, ON
- $24.87–$29.04 an hour
- Part-time
- Laboratory experience
- Maintenance
- First Aid Certification
- Dental care
- Life insurance
Laboratory Assistant
Element Materials Technology —Mississauga, ON
- $23.00–$25.50 an hour
- Laboratory experience
- High school diploma or GED
- Math
12h
Laboratory Assistant
ALS —Waterloo, ON
- $21.01 an hour
- Part-time
- Microsoft Word
- Laboratory experience
- Maintenance
- Disability insurance
- Dental care
Clinical Research Assistant (SRI) - Centre for Clinical Trials - Regular Full-Time 2026-17750
Sunnybrook Health Sciences Centre —Toronto, ON
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Vital signs
Quick apply
Research Assistant (SRI) - Evaluative Clinical Sciences - Casual 2026-18497
Sunnybrook Health Sciences Centre —Toronto, ON
- Master's degree
- Bachelor's
- Communication skills
Quick apply
14d
Research Assistant (SRI) - Evaluative Clinical Sciences - Casual 2026-18011
Sunnybrook Health Sciences Centre —Toronto, ON
- Bachelor's
- Data entry
- Organizational skills
Quick apply
Research Assistant
Western University —London, ON
- $27.65 an hour
- Temporary
- Hybrid work
- Microsoft Word
- Microsoft Outlook
- English
3h
Laboratory Assistant
Humber River Health —Greater Toronto Area, ON
- $32.59–$37.26 an hour
- Temporary
- Customer service
- Communication skills
2d
Research Technician I
OICR —Toronto, ON
- $47,470–$52,773 a year
- Contract
- Laboratory experience
- Maintenance
- Research
5d
Research Technician (SRI) - Biological Sciences - Regular Full-Time 2026-18401
Sunnybrook Health Sciences Centre —Toronto, ON
- Full-time
- Doctoral degree
- Laboratory experience
- Research
Quick apply
Lab Patient Technician - Part Time Float - Point Edward, ON
LifeLabs —Point Edward, ON
- $25.55–$29.84 an hour
- Part-time
- Data entry
- Typing
- Communication skills
- Dental care
- Life insurance
Lab Patient Technician - Part Time Regular - Bancroft, ON
LifeLabs —Bancroft, ON
- $25.55–$29.84 an hour
- Part-time
- Data entry
- Typing
- Communication skills
- Dental care
- Life insurance
Lab Patient Technician
LifeLabs —Temiskaming Shores, ON
- $25.55–$29.84 an hour
- Part-time
- Data entry
- Typing
- Communication skills
- Dental care
- Life insurance
Lab Patient Technician - OPSEU - Casual Float - Orillia, ON
LifeLabs —Orillia, ON
- $24.50–$28.61 an hour
- Immediate opening
- Travel
- Data entry
- Typing
- Dental care
- Life insurance
Dual Mobile Lab Patient Technician & Lab Patient Technican - Full Time (Float) - Owen Sound, ON
LifeLabs —Owen Sound, ON
- $25.55–$29.84 an hour
- Immediate opening
- Driving
- Travel
- Patient care
- Dental care
- Life insurance

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Micro Laboratory Technician – Aseptic Processing Facility (Food Laboratory)

Cardiff Products -
London, ON

Quick apply

Job details

Full-time
From $25 an hour
9 days ago

Qualifications

Quality control corrective actions
Biology
GLP
Defect resolution root cause analysis
Sanitation
Deviation investigation in quality control
Laboratory experience
GMP
Microbiology
Bachelor's
HACCP
Continuous improvement
Written report writing
Environmental monitoring
Root cause analysis
Aseptic technique
College diploma
Internal audits

Full job description

About the Role

We are seeking a detail-oriented Micro Laboratory Technician to join our aseptic food processing facility. The successful candidate will support routine and specialized microbiological testing to ensure product safety, regulatory compliance, and the highest standards of quality. This role involves working in both a lab environment and controlled aseptic areas, following strict safety and sanitation guidelines.

Key Responsibilities

Microbiological Testing & Analysis

Perform routine microbiological analyses of raw materials, in-process samples, environmental samples, and finished food products (e.g., Aerobic Colony Count, Yeast/Mold, Coliforms/Ecoli)
Prepare, plate, incubate, and interpret results from a variety of media and test methods (Neogen Petrifilm, Quick Swabs, Pre-poured agar plates).
Conduct aseptic testing to evaluate sterility, and process control performance (raw material, finished goods and environmental monitoring samples).
Sample collection of environmental monitoring sites and packaging samples for third-party laboratory testing, completion of CoC’s and report review

Aseptic & Laboratory Operations

Maintain aseptic technique for sample handling and equipment operation.
Monitor, Maintain and document environmental conditions (Sanitation, temperature monitoring)
Operate basic laboratory instruments (manual and electronic micropipettors, incubators, pH meters)

Documentation & Compliance

Accurately record data and results in appropriate reports and send out finished product micro reports
Follow Good Laboratory Practices (GLP), Good Manufacturing Practices (GMP), and applicable FSMA, HACCP, and FDA/USDA regulations.
Report out-of-specification (OOS) results and participate in investigations, root-cause analysis, and corrective actions.

Quality & Continuous Improvement

Assist with microbial trend analysis and quality metric reporting.
Support validation/verification of sanitation programs, aseptic processes, and environmental monitoring plans.
Participate in internal audits, proficiency testing, and lab method verifications as needed.

Qualifications

Required:

College Diploma or Bachelor’s degree in Microbiology, Food Science, Biology, or related field.
1–2 years of laboratory experience (academic or industry), preferably in microbiology or food testing.
Understanding of aseptic technique and microbiological methods.
Strong attention to detail, accuracy, and ability to follow written procedures.

Preferred:

Experience in an aseptic processing environment (food, beverage, or pharmaceutical).
Familiarity with GMP, HACCP, environmental monitoring.
Knowledge of food safety regulations and standard microbiology reference methods.

Physical & Work Environment Requirements

Ability to stand for extended periods and perform repetitive tasks.
Ability to work in controlled cleanroom or aseptic processing environments.
Ability to lift up to 25–40 lbs (media, sample cases, equipment).
Exposure to cold/hot environments, biological materials, and sanitizing chemicals.

Job Type: Full-time

Pay: From $25.00 per hour

Benefits:

Extended health care
Life insurance
RRSP match

Work Location: In person

Quick apply

Refine Your Search

laboratory assistant jobs in ontario

Micro Laboratory Technician – Aseptic Processing Facility (Food Laboratory)

Solution Maintenance Technician – Laboratory

Lab Technician Labs Specimen Mgmt

Laboratory Technician (12-Month Contract)

Laboratory Assistant

Medical Lab Assistant (OPSEU LAB)

Laboratory Assistant

Laboratory Assistant

Clinical Research Assistant (SRI) - Centre for Clinical Trials - Regular Full-Time 2026-17750

Research Assistant (SRI) - Evaluative Clinical Sciences - Casual 2026-18497

Research Assistant (SRI) - Evaluative Clinical Sciences - Casual 2026-18011

Research Assistant

Laboratory Assistant

Research Technician I

Research Technician (SRI) - Biological Sciences - Regular Full-Time 2026-18401

Lab Patient Technician - Part Time Float - Point Edward, ON

Lab Patient Technician - Part Time Regular - Bancroft, ON

Lab Patient Technician

Lab Patient Technician - OPSEU - Casual Float - Orillia, ON

Dual Mobile Lab Patient Technician & Lab Patient Technican - Full Time (Float) - Owen Sound, ON

I want to receive the latest job alerts for laboratory assistant in ontario

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