OFFICE ADMINISTRATOR (Part-time) Location : Oakville, ON

Schedule : Part-time up to 25 hours per week (ideally 5 hours per day, 5 days per week)

THE ROLE We are seeking a highly organized and proactive Part-Time Office Administrator to support day-to-day office operations and provide administrative assistance to leadership, project teams, estimating, and business development.

This role is ideal for someone who enjoys a varied administrative position, can work independently, and is comfortable supporting multiple teams in a rapid-paced, project-based environment.

YOUR RESPONSIBILITIES You will help keep the office organized and running smoothly while providing administrative support to regional operations and project teams. Duties include:

Provide administrative support to Eastern Canada operations

Manage office reception and communications, including phone, email, and general inquiries

Coordinate office supplies, facilities, maintenance, and equipment needs

Coordinate meetings, calendars, travel, and office logistics as required

Take meeting minutes and track action items for operations meetings

Maintain organized filing systems and accurate document control and records

Process invoices, track office expenses, and support administrative budgeting activities

Organize office events, meetings, and internal communications

Support onboarding activities, including workspace setup and equipment coordination





Collect and submit weekly employee timesheets to Head Office in line with payroll deadlines

Provide administrative support to Project Managers, Estimators, and Project Administrators

Assist with regional reporting, documentation, and other administrative initiatives as required

Support Business Development by maintaining CRM data, client lists, and opportunity tracking

Coordinate registration for conferences, trade shows, and networking events

Support LinkedIn, website, and social media updates related to Business Development activities

Assist with prequalification submissions and maintaining project sheets, employee resumes, and related documentation

WHAT WE LOOK FOR

3+ years of administrative experience; experience in construction or a project-based environment is preferred

Post-secondary education in Business Administration, Office Administration, or related field is an asset

Strong organizational skills with the ability to manage multiple priorities

Excellent communication and interpersonal skills

High attention to detail and strong administrative accuracy

Proficiency in Microsoft Office, including Outlook, Word, Excel, PowerPoint, and Teams

Experience with CRM or construction project management systems is an asset

Proactive, reliable, and comfortable working independently and supporting multiple teams

Ability to work effectively in a part-time capacity while maintaining strong organization and follow-through

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📌 Office Administrator (Winnipeg)
🏢 Bilinguallink
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