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Lab Assistant I Jobs in Ontario (NOW HIRING)

Laboratory Assistant

Waterloo, ON ยท On-site

CA$21.01/hr

Operate lab instrument/equipment such as pipettes, shakers, centrifuges, pH meters etc; * Perform ... Carry out all required data processing (i.e. calculations, data review, data entry, archival, etc.

Laboratory Assistant

Waterloo, ON ยท On-site

CA$21.01/hr

Operate lab instrument/equipment such as pipettes, shakers, centrifuges, pH meters etc; * Perform ... Carry out all required data processing (i.e. calculations, data review, data entry, archival, etc.

Nursing Lab Technologist

Welland, ON ยท On-site

CA$40.39 - CA$46.64/hr

The starting hourly rate is $40.39/hr (Pay Band I - $40.39/hr to $46.64/hr) for a 35-hour work week ... * Assist with the assignment of grades related to student lab performance * Facilitate student ...

Acts as an assistant in complex or unusual tests, under guidance from senior staff. Maintains good ... Senior Lab Tech. * Maintains good housekeeping of tools, equipment and work area following tests ...

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Showing results 1-20

Lab Assistant I information

What is a Lab Assistant I?

Lab Assistant I positions are entry-level roles in laboratory settings, where individuals assist scientists, researchers, or medical professionals with basic lab tasks. These duties may include preparing and cleaning equipment, collecting and labeling samples, conducting routine tests, and maintaining records. Lab Assistants I play a crucial role in ensuring labs run smoothly by supporting daily operations and adhering to safety protocols. This job is often a starting point for those interested in scientific or medical laboratory careers.

What are the key skills and qualifications needed to thrive as a Lab Assistant I?

To thrive as a Lab Assistant I, you need a solid understanding of laboratory procedures, basic scientific concepts, and often an associate degree or relevant coursework in a science-related field. Familiarity with laboratory equipment, data entry systems, and safety protocols such as OSHA regulations is typically required. Attention to detail, strong organizational skills, and effective teamwork are standout soft skills for this position. These abilities ensure accurate results, maintain a safe work environment, and support efficient laboratory operations.

What are some common challenges faced by Lab Assistant I professionals in maintaining laboratory safety and organization?

Lab Assistant I professionals often face challenges in ensuring that laboratory safety protocols are strictly followed while managing multiple tasks, such as preparing samples, cleaning equipment, and maintaining inventory. It can be demanding to keep workspaces organized and hazard-free, especially during busy periods or when handling hazardous materials. Effective communication with lab supervisors and other team members is vital to address safety concerns promptly and ensure smooth operations. Staying updated on safety guidelines and consistently practicing good laboratory habits helps overcome these challenges.

What is the difference between Lab Assistant I vs Lab Technician?

AspectLab Assistant ILab Technician
Required CredentialsHigh school diploma or equivalent; on-the-job trainingAssociate degree or certification in laboratory sciences
Work EnvironmentEntry-level labs, basic sample preparationMore complex testing, equipment operation
Employer & Industry UsageHospitals, clinics, research labsResearch institutions, diagnostic labs
Common Search & ComparisonOften compared for entry-level rolesMore advanced responsibilities

Lab Assistant I typically performs basic lab tasks with minimal credentials, while Lab Technicians handle more complex testing requiring specialized training or certification. The roles are used across similar settings, but Lab Technicians usually have more responsibilities and qualifications.

Is being a lab assistant I worth it?

Lab Assistant I positions typically involve basic laboratory tasks such as preparing samples, maintaining equipment, and recording data. The role can provide valuable entry-level experience in scientific or medical settings and may lead to advancement with additional skills or certifications.

What cities in Ontario are hiring for Lab Assistant I jobs?

Cities in Ontario with the most Lab Assistant I job openings:

Infographic showing various Lab Assistant I job openings in Ontario as of August 2026, with employment types broken down into 2% As Needed, 69% Full Time, 26% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Laboratory Assistant

ALS

Waterloo, ON โ€ข On-site

CA$21.01/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 23 days ago


Job description

At ALS, we encourage you to dream big.

When you join us, you'll be part of a global team harnessing the power of scientific testing and data-driven insights to build a healthier future.

About the Position:
This position is responsible for performing simple and complex sample preparations and extractions, routine laboratory maintenance tasks and simple analyses.


Specific Responsibilities

  • Sample disposal, assists analysts, Retrieve samples from storage, Store samples in sample cooler

  • Weighing and traying samples under supervision

  • Operate lab instrument/equipment such as pipettes, shakers, centrifuges, pH meters etc;

  • Perform instrument/equipment calibration, maintenance and repair as required;

  • Perform sample preparation - filtration, screening, extraction and digestion;

  • Prepare all required reagents, standards, reference materials, etc;

  • Carry out all required data processing (i.e. calculations, data review, data entry, archival, etc.);

  • Carry out all required record-keeping & documentation;

  • General laboratory clean-up and maintenance, monitor controlled equipment;

  • Clean and maintain glassware and lab ware,

  • Assist in sample flow and archiving as well as data archiving;

  • Perform all required quality control procedures;

  • Produce all tasks within specific turnaround times (TAT);

  • Use correct methods in accordance with the established procedures and schedules while ensuring analytical quality;

  • Observe established safety regulations and comply with all ALS health and safety policies and procedures;

  • Other duties as assigned.

Required Knowledge, Skills & Abilities

  • Must be a careful and meticulous worker;

  • Experience with Microsoft Office Suite (Word, Excel);

  • Must be capable of working with minimal supervision;

  • Must be well organised, and able to work independently as well as part of a team;

  • Ability to work in a fast paced environment ;

  • Excellent communication skills with the ability to understand and carry out detailed instructions.

Required Qualifications

  • High School Diploma or equivalent;

  • Previous Lab experience, full training will be provided.

Physical Demands

  • Manual dexterity to perform intricate and/or repetitive tasks;

  • Wear issued personal protective equipment (PPE) such as dust masks, gloves etc., when required;

  • You may be exposed to unpleasant odours;

  • Please note that ALS operates 24/7 and may require day, afternoon, and graveyard shift work including weekends.

Our Benefits Include

  • An estimated hourly pay of $21.01CAD at the time of posting. Individual compensation is determined by factors such as job-related skills, relevant experience, education and/or training.

  • Comprehensive benefit package specific to your work status (including extended medical, dental, and vision coverage, access to company perks, life and disability insurance, retirement plan with company match, employee assistance and wellness programs)

  • Additional vacation days for years of service

  • Business support for education or training after 9 months with the company

Please note: Benefits vary based on employee status.

Working at ALS

The ALS team is a diverse and dedicated community united by our passion to make a difference in the world.

Our values are important to us, and shape how we work, how we treat each other and how we recognise excellence.

At ALS, you'll be supported to develop new skills and reach your full potential. We invest in our people with programs and opportunities that help you build a diverse career with us.

We want everyone to have a safe, flexible and rewarding career that makes a positive impact on our people, the planet and our communities.

Everyone Matters

ALS is proud to be an equal opportunity employer and is committed to fostering an inclusive work environment where the strengths and perspectives of each employee are both recognised and valued.

Qualified candidates will be considered without regard to race, colour, religion, national origin, military or veteran status, gender, age, disabilities, sexual orientation, gender identity, pregnancy and pregnancy-related conditions, genetic information and any other characteristics protected by the law. We invite resumes from all interested parties, including women, First Nations, Metis and Inuit persons, members of minority groups, and persons living with disabilities.

ALS also welcomes applications from people with all levels of ability. Reasonable adjustments to support candidates throughout the recruitment process are available upon request.

Eligibility
To be eligible to work at ALS you must be a Citizen or Permanent Resident of the country you are applying for, or either hold or be able to obtain, a valid working visa.

How to apply
Please apply on-line and provide a resume & cover letter that best demonstrate your motivation and ability to meet the requirements of this role.