Mississauga, On Junior office administrator Jobs – 3 Openings This Week

Bookkeeper and Office Administrator
Highrise Restoration Inc. —Mississauga, ON
- $50,000–$60,000 a year
- 8 hour shift
- Microsoft Excel
- Microsoft Office
- High school diploma or GED
- Dental care
- Paid time off
Quick apply
Administrative Assistant I, Meals on Wheels - Temporary, Full-time
VON Canada (Ontario) —Mississauga, ON
- $19.61–$20.84 an hour
- Temporary
- Windows
- Microsoft Office
- No university degree
- Designated paid holidays
- Dental care
6d

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Junior Law Clerk – Personal Injury (Accident Benefits)
Gill Basi Brar Personal Injury Law —Brampton, ON
Assist lawyers with case preparation, research, and document management. Assist in managing accident benefits files from intake to resolution.
$50,000–$60,000 a year
Quick apply
6d
Mortgage Enforcement Litigation Clerk (Junior)
Rose & Rose Law Firm —Toronto, ON
Coordinate the filing and service of court documents while ensuring compliance with applicable court rules and deadlines. Extended health and dental benefits.
$55,000–$70,000 a year
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17h

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Accounts Receivable Administrator I
Olympus —Richmond Hill, ON
This position is responsible for managing overdue accounts, following up on outstanding invoices, and working with customers to ensure timely payment.
$45,582–$59,257 a year
7d

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Bookkeeper and Office Administrator

Highrise Restoration Inc.
Mississauga, ON

Quick apply

Job details

Full-time
$50,000–$60,000 a year

Qualifications

Microsoft Excel
Filing
Microsoft Office
High school diploma or GED
Accounting
QuickBooks

Full job description

Highrise Restoration Inc.

Bookkeeper and Office Administrator

Location: Mississauga, ON (On-site)

Keep Us Organized. Help Us Grow.

Highrise Restoration Inc. is a growing general contracting company specializing in building envelope, parking garage, balcony, facade, waterproofing, and capital restoration projects for condominium, apartment, townhouse, and commercial properties. Behind every successful project is a strong office team that keeps records, finances, documentation, and daily operations organized.

We are looking for a Bookkeeper and Office Administrator to support bookkeeping, office administration, documentation, invoicing, financial tracking, and day-to-day office operations. This is a junior to intermediate role for someone who is detail-oriented, reliable, organized, and comfortable supporting both accounting and administrative functions.

The ideal candidate has experience with QuickBooks Online, Microsoft Excel, invoice tracking, expense records, and office coordination. Construction industry experience is preferred, but we are open to candidates with strong bookkeeping and administrative foundations who are eager to learn.

Key Responsibilities

Support day-to-day bookkeeping using QuickBooks Online
Maintain accurate financial records and organized documentation
Track invoices, expenses, job costing information, and project-related financial data
Assist with office administration and internal coordination
Support document organization, filing systems, and reporting
Assist project teams with data entry, records, and administrative tasks
Help maintain organized workflows between the office, project, and accounting functions
Support accounts payable, accounts receivable, and invoice follow-up as needed
Maintain accurate records for internal reporting
Help ensure office systems and documentation stay organized and up to date

Qualifications

2-4 years of bookkeeping, office administration, or related experience
QuickBooks Online experience required
Proficiency in Microsoft Excel and Microsoft Office
Construction industry experience preferred
Strong organization and attention to detail
Ability to manage multiple administrative priorities
Clear communication and professional attitude
Reliable, accountable, and team-oriented
Comfortable supporting both bookkeeping and office administration tasks
Candidates must be legally authorized to work in Canada.

Pay and Benefits

Full-time, permanent position
Pay: CA$50,000 - CA$60,000 per year, based on experience
Eligibility for the performance-based bonus program
Health, dental, vision, and extended benefits
Paid time off
On-site parking
Growth opportunity within a fast-growing construction/restoration company
Supportive and professional office environment
Schedule: Monday to Friday, 8-hour shift, on-site

Why Highrise Restoration Inc.?

At Highrise Restoration Inc., the office team plays a key role in keeping projects, finances, and operations running smoothly. You will join a company that values accuracy, organization, reliability, and teamwork. This role offers the opportunity to contribute to both bookkeeping and office operations while learning within a growing construction/restoration environment. If you are detail-oriented, dependable, and enjoy helping a team stay organized, Highrise could be the right fit.

Highrise Restoration Inc. is an equal opportunity employer and welcomes applications from all qualified candidates.

Quick apply

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junior office administrator jobs in mississauga, on

Bookkeeper and Office Administrator

Administrative Assistant I, Meals on Wheels - Temporary, Full-time

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