Careers · Part-time
Administrative and Billing Assistant
Part-time ownership of io4's billing and administrative follow-up: client invoices, accounts receivable, supplier bills in Zoho Books and grant applications.
About io4 Technologies
io4 Technologies is an innovative, dynamic Québec company specialized in advanced Microsoft services and solutions. Our team of more than 25 passionate talents delivers top-quality services to its clients, drawing on cutting-edge technologies and collaborative working practices.
The role
We are looking for a rigorous, self-directed administrative assistant to take charge, part-time, of io4's billing and administrative follow-up. You will work closely with our controller and our project coordinators, and you will be the point of contact for our clients and suppliers for everything related to invoicing and payments.
Responsibilities
- Prepare, validate and send client invoices
- Manage the Billing mailbox and respond to client requests
- Validate client purchase orders (POs) and match each invoice to the right PO
- Issue credit notes and corrected invoices as needed
- Follow up on client payments and reminders, and keep the accounts receivable overview up to date
- Enter supplier invoices in Zoho Books and validate subcontractor hours before payment
- Prepare supplier payments for approval and keep supplier records up to date
- Prepare and send the documents requested by our banking institutions
- Build and track grant applications with our consulting firm: documentation, deadlines, follow-up meetings
- Handle various administrative tasks: expense reports, government forms, administrative contracts and suppliers, internal purchases, filing and archiving, management of the general mailbox
Who we're looking for
- Experience in billing, accounts receivable or administrative support
- Proficiency with accounting software. Knowledge of Zoho Books is an asset
- Comfortable with the Microsoft 365 suite
- Great rigour and attention to detail
- Comfortable on the phone and in writing for payment reminders
- Excellent French communication skills, spoken and written. English is an asset
- Experience with grant or tax credit applications is an asset
Why join io4 Technologies?
- A human, flexible and results-oriented company culture
- A team of passionate experts, in a collaborative and stimulating environment
- Flexible hours, hybrid between the office and remote work
- Competitive salary, insurance and group RRSP
Want to join a motivated team?
Send us your CV and a short introduction at info@io4tech.com.
Apply by emailio4 Technologies values diversity and equal opportunity.
Administrative and Billing Assistant
- Part-time
- Montreal · Hybrid
- info@io4tech.com
or send us a spontaneous application
30 minutes to frame what matters.
A direct conversation with one of our experts. No commitment, no pressure. You leave with a clear, reasoned perspective on your situation.

