Medical Billing jobs in Mississauga, ON

Accounting & Executive Assistant (Finance, HR & Operations Support)

Company: Canadian Smart Systems
Location: Mississauga, ON
Employment Type: Full-Time, Permanent

About Us

Canadian Smart Systems is a leading provider of innovative technology solutions, proudly supporting some of the most prestigious homes and businesses across the Greater Toronto Area. Our success is driven by our people—we invest in our team because we know that a motivated and supported team delivers exceptional results.

We foster a culture focused on growth, development, and long-term career advancement, offering opportunities to expand your skills and take on increasing responsibility.

Position Overview

We are seeking a highly organized and motivated Accounting & Executive Assistant to work closely with the business owner, supporting finance, human resources, and daily operations.

This is an excellent opportunity for someone who wants more than a traditional accounting role—you will gain exposure to business operations, financial strategy, HR processes, and leadership support, with clear potential for career growth into senior administrative or financial management roles.

Key ResponsibilitiesAccounting & Finance

• Manage accounts payable and receivable
• Perform daily invoicing and client billing
• Process payroll (Canada) and employee expense reports
• Work extensively in QuickBooks Online (must be experienced)
• Maintain financial records and product/service databases
• Assist with budget preparation and financial reporting
• Support monthly, quarterly, and year-end close
• Prepare and file HST returns with CRA
• Perform collections and follow up on outstanding accounts

Executive & Operations Support

• Provide direct administrative support to the business owner
• Assist with business operations and process improvements
• Coordinate schedules, priorities, and internal workflows
• Support strategic initiatives and special projects

Human Resources Support

• Assist with employee onboarding and documentation
• Support timesheet review and tracking
• Help administer payroll-related HR processes
• Contribute to maintaining a positive team culture

Qualifications & Requirements

• 2–3+ years experience in accounting, bookkeeping, or similar role
• Strong experience with QuickBooks Online (required)
• Experience with Canadian payroll processing (required)
• Proficiency in Microsoft Excel and Office Suite
• Excellent English communication skills (spoken and written)
• Strong organizational skills with exceptional attention to detail
• Ability to multitask and work in a fast-paced environment
• Comfortable working both independently and with a team
• Customer-focused mindset and professional attitude
• Legally eligible to work in Canada

What We’re Looking For

• A reliable and proactive professional who takes ownership
• Someone interested in growing beyond a traditional accounting role
• A team player who enjoys working closely with leadership
• A candidate eager to learn new systems and expand their skillset

What We Offer

• Competitive salary
• Employer RRSP contribution
• Comprehensive benefits (medical, dental, etc.)
• Ongoing training and professional development support
• Opportunity to work directly with leadership and grow your career
• Supportive, fast-paced, and collaborative work environment

Why Join Canadian Smart Systems?

This role is ideal for someone looking to build a long-term career, gain hands-on exposure to business operations, and grow into a key contributor within the company.

Job Types: Full-time, Permanent

Pay: From $19.00 per hour

Benefits:

• Casual dress
• Company events
• Dental care
• On-site parking
• Vision care

Flexible language requirement:

• French not required

Ability to commute/relocate:

• Mississauga, ON L5T 1M2: reliably commute or plan to relocate before starting work (required)

Experience:

• Accounting: 3 years (required)

Work Location: In person