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Added 2 hours ago
Protection & Control Specialist
Wataynikaneyap Power PM Inc
Thunder Bay, ON
$90,500 to $113,000 CAD / year
Full-time
Reporting to the Director, Operations, the Protection & Control Specialist is responsible for supporting the safe, reliable, and efficient operation of Wataynikaneyap Power's transmission…
Added 3 hours ago
Senior Director-Head of CNB Wealth Business Architecture
RBC
Toronto, ON
Full-time
The Senior Director-Head of CNB Wealth Business Architecture is a senior leadership role within City National Bank (RBC) Wealth Technology, reporting directly to the Head of CNB Wealth…
Added 3 hours ago
Lead Change Management Specialist
RBC
Toronto, ON
Full-time
…DevOps & EA Business Office, reporting directly to the Senior Director. This role owns the full Change Management mandate for the Business Office: enterprise change delivery for DevOps & EA…
Added 4 hours ago
Director of Human Resources
Marriott International
Toronto, ON
Full-time
The Director of Human Resources will report directly to the property General Manager, with a dotted-line (functional) reporting relationship to the Regional Senior Director of Human…
Added 10 hours ago
Chemistry Laboratory Manager
Auxilium Health
Oshawa, ON
$65,000 to $75,000 CAD / year
Full-time
Coordinate and review laboratory staffing, schedules, and task assignments with the Associate Director of Operations to ensure optimal resource utilization, operational efficiency, and…
Added 11 hours ago
Graduate Administrator and Outreach Coordinator
Carleton University
Ottawa, ON
Other
Reporting to the Director, under the supervision of the College Administrator and in support of the Program Director(s) and faculty, the Graduate Administrator and Outreach Coordinator is…
Added 11 hours ago
HRIS Analyst / Human Resources Generalist
College of Pharmacists of British Columbia
Vancouver, BC
Full-time
…support its HR systems, programs, processes, and day-to-day operations. As the organization’s HRIS administrator and subject matter resource, this role will oversee system administration…
Added 12 hours ago
Senior Director, Enterprise Systems & AI Enablement
C3 Media Inc
Toronto, ON · Greater Toronto Area, Canada
Full-time
Cineflix Media is seeking a Senior Director, Enterprise Systems & AI Enablement to lead the practical implementation of our enterprise AI and technology transformation agenda.
Added 12 hours ago
Director, Engineering & Operations
Wesdome Gold Mines Ltd
Toronto, ON · Montreal, QC
Full-time
Reporting directly to the Chief Operating Officer (COO), The Director of Engineering and Operations provides strategic technical leadership and governance across all Wesdome mine sites,…
Added 12 hours ago
Manager, People Experience
BC Ferries
Nanaimo, BC
Other
Reporting to the Director, People Experience, you will play a key role in shaping the employee experience across a diverse and dynamic unionized environment. As a trusted advisor and…
Added 14 hours ago
Director of Operations (Workday)
Focus on WD
ON · Ontario, Canada
$140,000 to $150,000 CAD / year
Full-time
Influence senior stakeholders across HR, Technology and Operations
Added 14 hours ago
Director of Human Resources
Marriott
Toronto, ON
Full-time
The Director of Human Resources will report directly to the property General Manager, with a dotted-line (functional) reporting relationship to the Regional Senior Director of Human…
Added 14 hours ago
Lead Change Management Specialist
Royal Bank of Canada
Toronto, ON
Full-time
…DevOps & EA Business Office, reporting directly to the Senior Director. This role owns the full Change Management mandate for the Business Office: enterprise change delivery for DevOps & EA…
Added 14 hours ago
Executive Director & Assistant Dean
York University
Toronto, ON · North York, ON
$181,418 to $196,945 CAD / year
Full-time
…significant number of offerings are offered online. The Executive Director & Assistant Dean (ED&AD) provides senior executive leadership and strategic direction for Osgoode Professional…
Added 14 hours ago
Director, HR Information Systems (HRIS)
RONA
Boucherville, QC
Full-time
Reporting to the Senior Director, Total Compensation & HR Operations, the selected candidate will act as a strategic leader for the HRIS function across the organization. The Director will…
Added 14 hours ago
Coordinator - Master Plan & Capital Projects (6 months contract)
Toronto Cricket Skating and Curling Club
Toronto, ON
Support the Director of Facilities in coordinating Master Plan initiatives and capital projects from planning through project close-out
Added 15 hours ago
Event Audio Visual Technician, Hilton Niagara Falls Fallsview - Full Time
Encore Global
Niagara Falls, ON
Full-time
…complete customer satisfaction. This position reports to an Operations Manager, Operations Director or Director, Event…
Added 15 hours ago
Manager, People Operations
Ontario Energy Board
Toronto, ON
Reporting to the Director, People & Culture, the Manager, People Operations leads a team responsible for compensation, total rewards, HR systems, payroll, people data, and employee…
Added 15 hours ago
Business Unit Security Officer
Manulife
Toronto, ON · Waterloo, ON
Full-time
Reporting to our Director, Business Unity Security Officer; this role belongs to the First Line of Defense. Our team performs risk-based information security assessments for new…
Added 15 hours ago
Lead Change Management Specialist
RBC
Toronto, ON
Full-time
…DevOps & EA Business Office, reporting directly to the Senior Director. This role owns the full Change Management mandate for the Business Office: enterprise change delivery for DevOps & EA…
Added 15 hours ago
Manager, Finance and Risk
College of Naturopaths of Ontario
Toronto, ON
Full-time
Monitoring the progress of risk controls and assisting the Director, Operations in the preparation of reports for decision making purposes.
Added 16 hours ago
Manager, Global Onboarding Experience - Global HR
Scotiabank
Toronto, ON
The Manager contributes to the overall success of the Global Onboarding Experience team within Global HR Operations ensuring specific individual goals, plans, initiatives are executed /…
Added 16 hours ago
B2B Growth Marketing Specialist
XTRACT ONE
Toronto, ON
Full-time
Xtract One is a technology company dedicated to making the world safer through intelligent, frictionless security solutions. We design and deliver advanced threat detection screening…
Added 16 hours ago
B2B Growth Marketing Specialist
Xtract One Technologies
Toronto, ON
Full-time
Xtract One is a technology company dedicated to making the world safer through intelligent, frictionless security solutions. We design and deliver advanced threat detection screening…
Added 16 hours ago
Office Administrative Assistant
Stelumar Advanced Manufacturing Inc.
Canada
Full-time
Stelumar Advanced Manufacturing Inc. (SAMI or Stelumar) is a technology-driven company dedicated to revolutionizing homebuilding in Canada through advanced modular building solutions.…

Stelumar Advanced Manufacturing Inc.

Office Administrative Assistant

Canada

Pay: The expected base salary range for this position is $50,000-$73,500.
Job type: Full-time
Education: High school diploma
Experience: 2+ years of experience in a reception, administrative, or office coordination role.
Posting language: English
Posted: Sep 15, 2026

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Original job description

Role:	Office Administrative Assistant
Location:	Mississauga, Ontario
Company:	Stelumar Advanced Manufacturing Inc.
Department:	Administration
Employment Type:	Full-Time, Permanent
Reports to:	Director, People & Culture

Stelumar Advanced Manufacturing Inc. (SAMI or Stelumar) is a technology-driven company dedicated to revolutionizing homebuilding in Canada through advanced modular building solutions. Founded by Canadian entrepreneur Peter Gilgan, founder of Mattamy Homes, Stelumar combines automation, robotics, and AI to modernize construction and help address the housing shortage. With state-of-the-art manufacturing facilities in the Greater Toronto Area, Stelumar is focused on accelerating construction timelines, improving consistency and making housing more attainable. Stelumar produces precision-built walls, floors, and roofing systems, factory-built modular units, and interior cabinetry and millwork at industrial scale. Its development and construction arm, Stelumar Communities, delivers scalable modular housing from planning and design to construction and handover. The team supports low- and mid-rise residential, purpose-built rental, affordable and workforce housing, student housing, hospitality, healthcare-related housing, and institutional developments. Together, Stelumar is delivering housing people are proud of.

For more information, visit Stelumar.com.

What we offer

As the Office Administrative Assistant, you will be the welcoming first point of contact for visitors, employees, and callers, while keeping our office running smoothly day to day. This role blends reception coverage, administrative support, and office management responsibilities, including, but not limited to managing supplies and vendors, coordinating meetings, and supporting teams across the business and multiple office locations. The ideal candidate is highly professional and takes pride in creating a well-run, welcoming workplace.

What you’ll do

Greet and welcome visitors, clients, and employees, ensuring a professional and friendly front-of-house experience.
Answer, screen, and direct incoming calls through the main switchboard in a timely and courteous manner.
Manage the reception area, including sign-in procedures, visitor badges, and meeting room readiness.
Sort, distribute, and process incoming and outgoing mail, packages, and courier shipments.
Order and maintain office supplies, kitchen/pantry stock, and equipment, tracking inventory and managing vendor relationships.
Coordinate maintenance and service requests with building management and external vendors (cleaning, IT, repairs, etc.).
Schedule and coordinate meetings, boardroom bookings, and calendar requests across departments.
Support the planning and execution of internal events, team meetings, and company gatherings, including participation in Stelumar’s culture committee.
Assist with onboarding logistics for new hires, including workspace setup, access cards, and welcome materials.
Prepare, format, and proofread correspondence, memos, presentations, and reports as needed.
Process invoices, expense reports, and purchase orders in line with company procedures.
Maintain organized filing systems, both physical and digital, ensuring accurate recordkeeping.
Support travel bookings and itineraries for staff and visiting leadership.
Monitor office health and safety standards, ensuring compliance with workplace policies.
Provide administrative support to leadership and cross-functional teams as required.
Identify opportunities to improve office processes and the overall workplace experience.
Other duties as required.

What you bring

2+ years of experience in a reception, administrative, or office coordination role.
Experience managing office supplies, vendors, and day-to-day office operations
Proficiency in Microsoft Office (Outlook, Word, Excel, PowerPoint) and comfort learning new systems.
Strong communication, organizational, and multitasking skills.
Professional, personable demeanor with a customer-service mindset.

Bonus Points

High school diploma required; post-secondary diploma or certificate in Office Administration, Business, or a related field. Experience supporting a manufacturing, industrial, or construction-related business.
Experience coordinating events, meetings, or office moves.
Familiarity with expense management or basic bookkeeping software.
Experience supporting onboarding or HR administrative processes.
Health & safety certification (e.g., WHMIS) or willingness to obtain.
Experience working in a fast-paced, start-up or scaling environment.

Compensation

The expected base salary range for this position is $50,000-$73,500. Actual pay may vary depending on your job-related knowledge, competencies, and skills. We recognize that exceptional situations may fall outside this range, and we encourage all interested candidates to apply.

You are also eligible to participate in Stelumar’s annual bonus program which gives you the opportunity to increase your total compensation if business and individual goals are achieved.

We encourage applicants who meet most of the role requirements to hit that submit button and apply! It’s okay if you don’t have 100% of the requirements. If you’re the right candidate, we’ll help you learn and grow.

Stelumar is committed to providing accommodation for people with disabilities. If you require accommodation through any aspects of the selection process, please notify us on your application and we will work with you to meet your needs.

Stelumar may use artificial intelligence (AI) tools to support our hiring process, including to help screen or assess candidates along the way. These tools work behind the scenes, while people remain at the heart of every hiring decision.

Qualified applicants for this existing vacancy will be contacted directly by the Talent Acquisition team.

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More about this job

Responsibilities

The Office Administrative Assistant serves as the primary point of contact for visitors and callers while managing daily office operations and vendor relationships. This role also provides administrative support to leadership, coordinates meetings, and assists with onboarding logistics.

Requirements

Candidates must have at least two years of experience in reception or office coordination and proficiency in Microsoft Office. Strong organizational skills and a professional, customer-service-oriented demeanor are essential for success in this role.

Skills

Reception
Office administration
Vendor management
Microsoft Office
Communication
Organizational skills
Multitasking
Customer service
Calendar management
Expense reporting
Data entry
Inventory management
Meeting coordination
Onboarding support
Recordkeeping
Health and safety compliance

Benefits

Annual bonus program

Visa sponsorship

Not detected in the job text

Keywords

Reception
Office management
Administrative support
Microsoft Outlook
Microsoft Word
Microsoft Excel
Microsoft PowerPoint
Vendor management
Inventory tracking
Onboarding
Expense management
Bookkeeping
WHMIS
Manufacturing
Construction
Start-up
Culture committee
Facility management
Recordkeeping
Switchboard

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