Do you enjoy digging into complex problems, uncovering gaps, and helping teams understand exactly what’s needed to move forward with confidence? Are you looking for a role that will challenge you, take you into the field, and let you apply your technical expertise in a hands‑on environment? CNL is seeking a Waste Characterization Specialist for a vacancy in Chalk River, ON.

In this position, you’ll lead the full characterization process—from historical reviews and field walk‑downs to planning, sampling, analysis, and reporting—while collaborating closely with service groups, facility staff, and external partners to ensure high‑quality, timely results. If you’re passionate about guiding others, shaping secure and informed decision‑making, and making a meaningful impact on facility operations, this role offers the opportunity to see your work directly influence project success.

What will you be doing!

- Performing historical reviews and gap analyses to determine the characterization needs of a facility.




- Performing field walk‑downs to define scopes of work.
- Preparing characterization documents, including scoping survey plans, characterization plans, and sampling work plans using the Integrated Work Control Process.
- Providing input into the development of schedules for characterization activities to align with project milestones set out in the APWB.
- Coordinating and monitoring field activities with various service groups (IH, RP, Trades, WMO, etc.).
- Arranging sample shipment and analysis with internal and external analytical chemistry laboratories.
- Reviewing survey results and sample analysis results.
- Preparing characterization reports.
- Training and mentoring facility staff in all areas of characterization.
- Liaising with CNL support groups and external contractors providing characterization services.
- Other duties as assigned by your manager.

What We Are Lo

📌 Waste Characterization Specialist (Chalk River)
🏢 Canadian Nuclear Laboratories
📍 Chalk River