Site Operations Sanirajak Automated Radiosonde Observing System

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Tender summary

The contractor must provide operational support for the Vaisala AUTOSONDE AS41 weather balloon system located in Sanirajak, NU, including loading radiosondes and weather balloons, equipment checks, preventative maintenance, snow clearing, and weekly hydrogen generator maintenance.

Key requirements

• Ability to operate and maintain Vaisala AUTOSONDE AS41 equipment
• Ability to perform weather balloon and radiosonde loading
• Ability to perform equipment checks and preventative maintenance
• Ability to perform snow clearing for equipment access in winter
• Ability to perform weekly HOGEN (hydrogen generator) checks and maintenance
• Physical presence or operational capacity in Sanirajak, NU

Special conditions

• Work is located in Sanirajak, Nunavut (remote Arctic community)
• Involves handling of hydrogen gas (HOGEN generator) requiring appropriate safety awareness
• Services must be available on an as-needed basis in addition to scheduled duties

This tender has closed

The submission window for this snow removal opportunity closed on May 22, 2026 and it is no longer accepting bids.

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