
19 & 20 February 2027 · Profondeville
LA SIBÉRIE
IS NOT RUN
ALONE.
Join those who make it possible.
Two days of racing. Dozens of missions. A committed team, from the first course marking to the last smile.
At the heart of the eventExperience the race differently
On the other side
of the line.
You are not watching the adventure. You are part of it.
Being a volunteer means experiencing what happens behind the scenes, making a real contribution to safety and welcoming participants, and then sharing an intense weekend with a team brought together around the same event.
Find your place
Everyone
their assignment.
You do not need to be a trail specialist. Tell us what you enjoy doing, when you are available and which skills you would like to put at the team's service.
Before the starts
Welcome & bibs
Guide participants, hand out bibs and set the tone from the moment they arrive.
Day & night
Aid stations
Set up the tables, welcome runners and keep the aid stations running smoothly.
Out on the course
Course & marshals
Guide runners at strategic points and help keep the course flowing smoothly.
Before & after
Course marking & unmarking
Put up the course markers before the race, then leave the trails clean after the runners have passed.
Behind the scenes
Village & logistics
Set up, move, restock and solve the little unexpected issues that make a great event happen.
Depending on your profile
Specific skills
First aid, driving, languages or radio: your skills can help the organisation assign you more effectively.
Stronger together
Come alone.
Leave as a team.
With friends, family, your club, company or association: indicate your group when registering. The organisers will try to assign you together to compatible missions.

Simple and centralised
Four stages.
A great team.
A few details are all that is needed to offer your help. The team will then contact you to prepare your assignment.
You fill in the form directly on this website.
You indicate your available time slots and mission preferences.
The organisation assigns you a mission based on its needs.
The team will provide you with your times, meeting point and instructions.
Your volunteer area
One form.
The adventure begins.
Indicate your contact details, your preferred assignment and the time slots when you are available. Your request will be sent directly to the organising team.
A few details to join the team
- Your surname, first name and phone number
- Your preferred assignment
- Your available days and time slots
The team will contact you again to confirm your assignment and times.
Volunteer FAQ
Before joining
the team.
01Do you have to be a trail runner to volunteer?+
No. There are missions both out on the course and indoors, before, during and after the races. The desire to help and join the team is all you need to get started.
02Can I come with friends, a club or an association?+
Yes. You can indicate your group in the Details field of the form. The organisation will do its best to place you together when requirements and time slots allow.
03Do I have to be available all weekend?+
Not necessarily. You will be able to specify exactly when you are available so the team can offer you a suitable mission.
04Can I choose my mission?+
You will be able to share your preferences. The final assignment will depend on the needs, time slots, your profile and the skills required.
05When will I receive my schedule and briefing?+
Once the organisation has approved your assignment. The team will contact you by phone to provide you with the practical information.
06Why should I list my particular skills?+
A first-aid certificate, a driving licence, language skills or radio experience can help the team offer you the assignment that suits you best.
The 2027 team is getting ready
The next trail
will also be yours.
Discover the missions today. Join RaceManager as soon as the portal opens.
Ask the organisers a question