We are seeking an Office Manager & Senior Bookkeeper to join a well-established and growing organization in Oakville. This is a hands-on role for someone who enjoys taking ownership, keeping things organized, and being the go-to person for both accounting and office operations.
Reporting to the President and working closely with a fractional CFO and a small team, you will oversee day-to-day bookkeeping, payroll, billing, compliance, HR administration, and office management. You will also take ownership of projects and processes that help keep the business running smoothly.
This is an ideal opportunity for a senior bookkeeper or accounting skilled who is comfortable working independently, enjoys variety, and takes pride in getting things done accurately and on time.

What You'll Be Responsible For
Accounting & Finance
Manage full-cycle bookkeeping using QuickBooks Online
Prepare and issue customer invoices, including progress billing, holdbacks, and deposits
Run credit checks, manage collections, apply customer payments, and monitor accounts receivable
Process supplier invoices through Dext , match invoices to purchase orders and receiving, and prepare payments through Plooto
Maintain weekly AP reporting and reconcile supplier statements
Reconcile bank accounts and company credit cards
Review completed work and uninvoiced jobs to ensure nothing is missed
Payroll & Compliance
Process payroll for office employees as well as full-time and seasonal installers
Accurately calculate hours, commissions, deductions, and payroll adjustments
Complete payroll remittances and maintain CRA compliance
Prepare and file T4s and T5018s
Manage GST/HST filings and remittances
Coordinate WSIB , insurance renewals, and other regulatory filings and renewals
Maintain accurate records and ensure deadlines are consistently met
Job Billing & Operations
Participate in pipeline and scheduling meetings, providing insight into billing and cash flow




Keep billing and invoicing information current in the system
Monitor job progress to ensure completed work is billed promptly
Prepare financial and operational reports for management meetings
HR Administration
Maintain accurate employee records and vacation/time-off information in BrightHR
Coordinate employee onboarding and offboarding
Maintain company policies and documentation
Respond to employee questions and concerns professionally and confidentially
Apply company policies consistently and fairly
Support occasional recruitment and hiring activities

- Proven experience in bookkeeping, office administration, or a similar blended accounting and operations role.
- Strong working knowledge of accounts receivable, accounts payable, payroll processing, and account reconciliations.
- Proficiency with QuickBooks and solid comfort using Excel for tracking, reporting, and data review.

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📌 Bookkeeper/ Office Manager (Oakville)
🏢 Robert Half
📍 Oakville