Prosser Lab – grad student/post doc opportunity

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Posted on June 28. 2021




EcoMetrix is a team of environmental scientists and engineers that specializes in the assessment, monitoring and mitigation of anthropogenic effects on the environment. Our team is comprised of the most talented professionals and recognized experts in their fields. Our specialists include environmental engineers, geoscientists, ecotoxicologists, aquatic scientists, fisheries biologists, risk assessors, health scientists, environmental modelers and biostatisticians. They play significant roles in shaping environmental standards and policies – locally, nationally and internationally. EcoMetrix is an employee-owned company, founded in 2004. We have built and sustained long-term success and credibility with private and public sector clients, as well as regulatory agencies at home in Canada, and across North America, South America and around the world.

Intermediate Environmental Risk Assessment Specialist

EcoMetrix seeks to hire a motivated individual to join our team as an Intermediate Environmental Risk Assessment Specialist. The successful candidate will be involved in a variety of federal and provincial human health and ecological risk assessments under federal and provincial guidance and regulations. In addition, the successful candidate will support business development activities in the risk assessment field and mentor other junior employees in the areas of risk assessment. It is expected that the successful candidate will be well-informed and connected in ongoing changes to regulatory frameworks and guidance documents. It is expected that the successful candidate will work well in a team environment, supporting our other risk assessment specialists.


  • Develop and deliver technical solutions and projects to our risk assessment clients;
  • Work in a team and participate in conducting human health and ecological risk assessments under international, federal, and provincial guidance and regulations;
  • Completion of risk assessments following jurisdictional guidance and/or standards of best practice including the development of a conceptual site model, exposure and risk characterization calculations and report preparation;
  • Mentor and develop junior staff in risk assessment fundamentals;
  • Be an emerging leader in the risk assessment community;
  • Develop and implement a strategy with other team members to grow the risk assessment business; and
  • Work with other innovative thinkers to cultivate business development opportunities.

Skills and Job Requirements:

Applicants for this role MUST meet the following requirements:

  • University degree in toxicology, engineering or science (graduate degree is preferred);
  • A minimum of 5+ years post degree experience in risk assessment;
  • Considered a Qualified Person for Risk Assessment (QPRA) in Ontario;
  • Demonstrated success completing human and ecological risk assessments under O.Reg 153/04 and federal guidelines such as FCSAP and developing Risk Management Plans;
  • Accomplished at using spreadsheets to coalesce and evaluate complex datasets and develop exposure models;
  • Effective communication skills (verbal and written);
  • Excellent quantitative skills;
  • Excellent organizational skills including attention to detail; and
  • Experience training and mentoring staff on projects.


Apply here.

EcoMetrix provides competitive salaries, health care benefits, training opportunities, career advancement opportunities, a company culture that fosters collaboration, and work/life balance.

Posted on: June 22, 2021











We’re SLR, a global consulting firm delivering over 30 technical disciplines around the world to help our clients reach their environmental and sustainability goals. With over 25 years of experience, our ambition is to be recognized as a global leader in environmental and advisory solutions.

As our new Risk Assessor, you will play an important role on a team whose work is essential to achieving this goal.

Intermediate Risk Assessor

Working within our Canada-wide Risk Assessment group, you will bring demonstrated skills and experience working on contaminated sites projects, ideally with Ontario-specific regulatory experience, as well as federal contracts. You will also have experience working with clients to develop technical scopes of work, proposal preparation, and the successful management and delivery of projects, meeting high standards for quality and client satisfaction.  The position will initially be remote in nature due to Covid protocols but will eventually be based in one of our Ontario offices (Toronto, Markham, Guelph or Ottawa).

Success in this role will require the ability to manage multiple competing priorities and assignments, as well as flexibility, independence, and significant attention to detail.

Specific responsibilities will include:

•    Project planning, data management, fieldwork, and reporting for human health and ecological risk assessments and risk management plans associated with contaminated environmental media 
•     Evaluation of exposure and toxicity information in support of risk characterization
•    Assist in the preparation of human and/or ecological risk assessment reports under various provincial, territorial, and federal frameworks
•     Build site-specific conceptual site models through the consolidation and interpretation of field and analytical data
•    Contribute to proposal writing and participate in projects for other technical disciplines (e.g. land quality and ecology)

This is a unique opportunity to bring your expertise to a highly engaged team, where your efforts and impact will be recognized and valued immensely. 

Experience and Education:

•    4-8 Years of experience in environmental consulting. Minimum 3 years in human health or ecological risk assessment.
•    Graduate degree in biology, toxicology, soil science, geoscience, or related scientific field 
•    Experience in the  preparation of human and ecological risk assessments under Ontario Regulation 153/04
•    Working knowledge of the Ministry of the Environment, Conservation and Parks MGRA model
•    Experience in human or ecological risk assessments under the FSCAP framework an asset
•    Experience in field data collection and evaluation
•    Demonstrated analytical, data management, and spreadsheet development skills
•    Research and data analysis skills (literature search, web search, data base, etc.)
•    Valid driver’s license and ability to occasionally travel to sites/clients

Apply here.

SLR strives to build diverse teams that reflect the communities we work in, and encourages applications from traditionally underrepresented groups including women, visible minorities, Indigenous peoples, people identifying as LGBTQ2S+, veterans, and people with disabilities.  

If we can make the recruitment process easier through accommodation, please contact a member of the People team at

Posted on: May 27, 2021




There is a Golder job posting for an Environmental Scientist. Looking for someone with a few years of previous experience in toxicology, aquatic science, etc. While the team is mostly located in Vancouver, this position can be based in other Canadian cities in Golder’s network of offices (post covid). If you know of a suitable candidate please encourage them to apply on the Golder website.

Golder has a new opportunity for an Environmental Scientist to join our Environmental Remediation & Water team on a full-time basis. We work on a wide variety of environmental toxicology, environmental assessment, aquatic ecology, contaminated sediment, and water quality projects for clients across Canada and need to grow our multi-disciplinary team. Most of our team is in Vancouver, but this position can be based in other Canadian cities in our network of offices.

An overview of your role will include: 

  • Leading project teams and able to effectively delegate and supervise junior staff to deliver on complicated deliverables
  • Able to critically evaluate data and able to work independently (when needed) to apply your technical knowledge to prepare high-quality work deliverables
  • Able to design and oversee environmental effects monitoring, baseline environmental characterizations, and toxicology or water quality assessments
  • Able to apply a client-focused approach and demonstrate business acumen in developing proposals and scopes of work for our clients


 You will have a background in:

  • Master’s degree in a relevant discipline (e.g. water quality, environmental science, aquatic sciences, or toxicology); A Bachelor’s degree will also be considered depending on the experience of the candidate
  • 5 to 10 years of previous work experience in environmental consulting or industry
  • Strong written and verbal communication skills with a solid understanding of statistics suitable to the work
  • Passion for working in a dynamic, multi-disciplinary team environment with strong interpersonal skills
  • Valid BC Driver’s licence

Other desirable qualifications or skills:

  • Demonstrated expertise with Canadian EEM guidance
  • CABIN certification
  • Higher-level training in applied statistics or programming

Your benefits at Golder will include:

  • Competitive benefits and remuneration packages
  • Deepen your expertise in a dynamic work environment
  • Innovative and collaborative multidisciplinary projects
  • On the job training, mentoring, and coaching
  • Global projects and travel opportunities




Ontario Internship Program

Apply Online

The Ontario Internship Program invests in committed, talented graduates seeking a great opportunity to start and accelerate their careers. It’s a paid developmental opportunity to grow top talent while delivering important public services to the people of Ontario.

Individuals who have graduated or will graduate with a recognized degree, postgraduate certificate or diploma during the last two years may apply. Some applicants may apply within 5 years of graduation. See our Eligibility Requirements for more details.

Interns choose to work in one of the following areas:

  • Business and Financial Planning
  • Communications
  • Human Resources
  • Information and Information Technology
  • Labour Relations
  • Policy Development
  • Program and Service Delivery


Explore multiple career options

Interns gain invaluable work experience as they explore the diversity of career opportunities available with the Ontario Public Service (OPS).

Keep learning

Through experience, relationships, and training, interns are supported by a wide network of peers, managers, and mentors to guide and enrich professional growth. Interns receive ongoing feedback, mentoring and coaching to grow and succeed.

Get connected

Countless professional communities and employee networks are yours to discover. Interns connect with leaders at all levels, and collaborate with colleagues to make a difference.

Join an inclusive and diverse workplace

The OPS is an innovative, responsive and accountable public service that works hard to be diverse, anti-racist, inclusive, merit-based, and equitable. This includes ensuring the OPS workforce represents the population it serves and providing a barrier-free experience for all applicants and employees.

The OPS is an accessible employer and we offer accommodation in all aspects of employment, including the recruitment process.

Visit the OPS Anti-Racism Policy and the OPS Diversity and Inclusion Blueprint to learn more about the OPS commitment to advancing racial equity, diversity and inclusion.

Earn a competitive salary

Competitive annual salary and an option to participate in pension and benefits plans.





Organization: Ministry of the Environment, Conservation and Parks

Division: Environmental Sciences and Standards Division – Laboratory Services Branch

City: Etobicoke

Job Term: 1 Permanent, 1 Temporary annually recurring seasonal contract for up to 42 weeks per year (Mar-Dec)

Job Code: 16053 – Technologist 2, Chemical Lab

Salary: $1,148.94 – $1,356.00 Per Week*
*Indicates the salary listed as per the OPSEU Collective Agreement.

Understanding the job ad – definitions

Posting Status: Open

Job ID: 157979

Apply Online

View Job Description

Do you have a strong background in environmental bioassay and biology, with practical experience in conducting a variety of semi-complex to complex tests of biological compounds? Do you enjoy working in a team environment? If this sounds like you, please consider this exciting opportunity

What can I expect to do in this role?

Under the general supervision of the section manager, in an analytical laboratory performing moderately complex to complex analysis of biological compounds in environmental samples, you will:

• apply approved methods to prepare microbiological media and reagents, calibration standards, and quality control solutions
• prepare environmental samples for analysis and perform the analysis using written approved methods
• apply approved methods to conduct biological analysis on environmental samples
• carry out equipment standardization and other quality control functions such as calibration, standardization, recovery checks and control charting
• monitor the operating equipment (e.g. autoclaves, dishwashers, pH meters) and conditions, troubleshoot and make appropriate adjustments and repairs)
• use of standard software such as (word processing, spreadsheet etc.) to list and organize the data, to carry out calculations, and to report the results in support of Ministry programs

How do I qualify?


You have a post-secondary education in Science.

Technical expertise:

  • You have knowledge of the scientific principles and practices of analytical, environmental bioassay and biology.
    • You have practical experience with established laboratory test protocols, procedures and methods, including basic biology and chemistry techniques, sample preparation and instrumental analysis techniques.
    • You have practical experience with the operation and capabilities of manual and automated laboratory equipment to perform biological and chemical tests and basic troubleshooting of procedures and equipment.
    • You have knowledge and experience with Laboratory Information Management System and Windows based software, such as word processing and spreadsheets.

Legislative knowledge:

  • You have knowledge of applicable occupational health and safety legislation and current practices, roles and responsibilities for an environmental molecular and microbiology laboratory such as universal precautions, bio-safety techniques, Workplace Hazardous Materials Information System (WHMIS) and Material Safety Data Sheets (MSDS).
    • You have knowledge of quality assurance practices and ISO 17025 standards.
    • You have knowledge of legislation relating to Safe Drinking Water.

Analytical skills:

  • You are able to assess and resolve unusual problems arising out of testing and data interpretation.
    • You are able to confirm results when comparing expected versus actual output including implications.
    • You can select or develop standard or alternative testing procedures prior to formal documentation and control, to resolve problems.

Communication and interpersonal skills:

  • You have oral and written communication skills to report complex, detailed test findings, to discuss interdependent testing procedures and to respond to requests for tests.
    • You have interpersonal skills to work as a member of a team and to participate in intra-laboratory activities such as quality initiatives.

Additional Information


  • 1 Permanent, 125 Resources Rd, Etobicoke, Toronto Region
  • 1 Temporary – Seasonal, duration up to 42 weeks, 125 Resources Rd, Etobicoke, Toronto Region

Compensation Group: Ontario Public Service Employees Union

Understanding the job ad – definitions

Schedule: 3.7

Category: Science and Engineering

Posted on: Thursday, December 10, 2020

Note: N-ET-157979/20


SLR is a leading global consulting firm.  Our teams provide consulting and advisory services to various sectors including oil & gas, industry, built environment, federal government, mining & minerals, power, and infrastructure. 

Why join SLR?

SLR provides a healthy and dynamic work environment, challenging career opportunities and competitive compensation and benefit packages. Our “One Team” culture is the foundation on which our company is built. If you are looking for a challenging and rewarding opportunities for personal and professional growth, come shape your ambitions with SLR. 

Junior Environmental Risk Assessor

SLR has an opportunity for an Environmental Risk Assessor to join the risk assessment group in Toronto or Markham. This is an immediate need for a highly motivated and detailed oriented individual with excellent technical, critical thinking and people skills to join our team.  The roles would include contributing to and conducting environmental risk assessments of contaminated sites for various clients across Canada.


  • Project planning, data management, fieldwork and reporting for human health and ecological risk assessments and risk management plans associated with contaminated environmental media
  • Build site-specific conceptual site models through the consolidation and interpretation of field and analytical data
  • Contribute to proposal writing and participate in projects for other technical disciplines (e.g. land quality and ecology)
  • Support senior staff by performing quality assurance reviews of technical analyses using critical thinking skills and identifying potential errors

Experience and Education:

  • Graduate degree in biology, chemistry, toxicology or other related science field
  • Experience in field data collection and evaluation, as well as preparing scientific reports is preferred
  • Knowledge of human health or ecological risk assessment an asset
  • Demonstrated analytical, data management and spreadsheet development skills
  • Ability to multi-task, remain flexible, work independently, problem solve and prioritize assignments
  • Strong attention to detail, accuracy and data anomalies
  • Strong computer skills in Microsoft Office suite
  • Research and data analysis skills (literature search, web search, data base, etc.)
  • Ability to travel

 We thank all those who apply for our Environmental Risk Assessor role in Toronto or Markham; however, only selected candidates will be contacted for interviews.

SLR is an equal opportunities employer. If you are an individual with a disability and require a reasonable accommodation throughout the recruitment and selection process, please contact our HR team at We will do our utmost to accommodate, in accordance with applicable local legislation. For details of our equal opportunities policy please contact a member of our HR team.

Posted on: July 23, 2020



AquaTox Testing & Consulting Inc.
B-11 Nicholas Beaver Rd.
Puslinch ON N0B 2J0
Tel: (519) 763-4412 Fax: (519) 763-4419

Laboratory Technician #2020-03

COMPANY: AquaTox Testing & Consulting Inc.

LOCATION: Puslinch, Ontario (Laboratory is not accessible by public transportation)

STATUS: Permanent, full-time


Please note that in response to COVID-19, we have implemented a temporary shift schedule that is applicable to all staff. The shifts allows for physical distancing to ensure the health and safety of the AquaTox team, while continuing to maximize operational efficiencies. The successful candidate will be required to work either a morning or afternoon shift, which includes 1 day on the weekend.

ABOUT US: AquaTox Testing & Consulting Inc. operates one of the largest and most respected ecotoxicity laboratories in Canada. AquaTox offers freshwater and marine aquatic toxicity testing, sediment and soil toxicity testing, biodegradability tests, and toxicity investigations and consulting services. Our services are tailored to meet the needs of the mining, pulp and paper, municipal wastewater, iron and steel, electrical power, chemical manufacturing, food and beverage, and petrochemical sectors. For more information, visit us at

AquaTox is looking to fill a vacancy for a Laboratory Technician in our accredited Ecotoxicology Laboratory. As the successful candidate, you will be responsible for, or participate in:

  • Performing technical activities related to the culturing and holding of fish, aquatic invertebrates and plants.
  • Performing technical activities related to the testing of water, effluent and wastewater samples, chemicals, sediments, and leachates/elutriates for their toxicity to fish, aquatic invertebrates and/or plants.
  • Perform activities related to sample receipt and log-in.
  • Performing routine analysis of water quality parameters including pH, dissolved oxygen, water hardness and conductivity.
  • Preparation of water and food for testing and culturing.
  • Participate in staff meetings with the Laboratory Manager and other technical staff.
  • Perform tasks related to general housekeeping practices, shipping and receiving of lab supplies.
  • Perform all tasks in a manner that supports AquaTox’s Quality Assurance Program.
  • Perform all activities in a manner that is consistent with AquaTox’s commitment to the health, safety and wellness of all staff, clients, and visitors.
  • Conduct all activities and interactions in a respectful, positive and professional manner that is consistent with AquaTox’s policies.

This position will be of interest to those with an undergraduate B.Sc. or college diploma with an aquatic toxicology, environmental biology, chemistry and/or microbiology specialty.
One to two years of practical work experience in a commercial laboratory setting, combined with knowledge of aquatic toxicology, microbiology, or general laboratory experience (e.g. wet chemistry) would be considered an asset.

As a well-organized and conscientious worker, you are familiar with general laboratory procedures and laboratory safety (i.e. WHMIS trained). You possess strong attention to detail and a proven ability to meet competing deadlines. You demonstrate strong computer skills and proficiency with MS Excel.

As an essential member of our team, you are available to work flexible hours and weekends (on a rotational basis). In addition, you are willing to work professionally in a team environment and have a commitment to thrive in a proactive organization that believes our employees are the key to our success.

If you would like to take the next step, we want to hear from you. Interested candidates should forward their cover letter and CV by 4:00 pm on July 24th, 2020 quoting Laboratory Technician #2020-03 in the Subject Line to Sarah Gleeson:

If you require an accommodation during the recruitment and selection process, please let us know. We will work with you to meet your needs. AquaTox Testing & Consulting Inc. is committed to diversity and is an Equal Opportunity Employer.