Chemist - Decommissioning & Waste Management

AtkinsRealis

CA.ON.Mississauga.2251 Speakman Drive, Canada

Full Time

Posted September 28, 2026

$120k - $179k· Est.

Nuclear Energy

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Listing evidence and provenance

Source: Workday View original listing
Freshness: Open in the current public read path; this is not an employer guarantee.Last observed October 7, 2026
Classification: Modern power-system classification not yet published for this listing.Legacy source industry field: Nuclear Energy
Pay provenance: Estimated benchmark; not employer-provided

Job Description

We are seeking an experienced Chemist - Decommissioning & Waste Management to support nuclear waste management, decommissioning, remediation, and environmental monitoring activities within highly regulated nuclear environments.

Key Responsibilities

Support radioactive waste management, decommissioning, remediation, and environmental monitoring programs through the application of chemistry principles and established procedures.
Evaluate chemical and radiological data to support waste characterization, classification, treatment, storage, transportation, and disposal activities.
Perform data validation, trending, interpretation, and technical assessments for waste management and decommissioning projects.
Prepare technical calculations, reports, waste profiles, characterization summaries, and supporting documentation.
Support development and revision of technical procedures, work instructions, specifications, and quality-related documentation.
Provide chemistry-related technical support to engineering, operations, radiation protection, environmental, and waste management personnel.
Support waste processing, decontamination, and treatment activities through technical evaluations and process chemistry assessments.
Investigate abnormal results, process issues, and chemistry-related operational challenges and recommend corrective actions.
Ensure compliance with applicable nuclear safety, radiation protection, environmental, and quality assurance requirements.
Participate in continuous improvement initiatives related to waste management, environmental stewardship, and decommissioning activities.

Requirements

Diploma or Degree in Chemistry, Chemical Technology, Environmental Science, Nuclear Science, or a related discipline.
Professional Chemist (P.Chem.) designation considered an asset.
Advanced degrees may be beneficial but are not required.
Eligibility to work within a CNSC-regulated nuclear environment.
Radiation Worker training and nuclear industry qualifications considered an asset.
Radioactive waste characterization and classification.
Tritium analysis and liquid scintillation counting.
Gamma spectroscopy and radiochemical analysis.
Environmental monitoring and remediation programs.
Waste treatment, decontamination, and process chemistry.
Reactor operations, refurbishment, or decommissioning programs.
Laboratory Information Management Systems (LIMS).
Analytical method development, validation, and quality control programs.
Waste disposability assessments and waste acceptance criteria.

Benefits & Perks

Explore the rewards and benefits that help you thrive – at every stage of your life and your career at AtkinsRéalis in Canada.
Enjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifestyle needs.
Make the most of diverse opportunities for training and professional development to grow your skills and expertise.
And take advantage of our hybrid working culture and generous time-off policies to balance a fulfilling career with your personal life.
Be rewarded. Find out more.