Jobs in Canada

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Added 14 mins ago
CO
Job ID #32330: Administrative Assistant II - Epidemiology & Wellbeing
City of Hamilton
Hamilton, ON
- Full-time
Must have a high level of accuracy and speed in preparation of written communication · Must have a demonstrated ability to work collaboratively with others, including both external and internal partners and councillors
Added 14 mins ago
CO
Job ID #32236: Administrative Assistant II-Revenue Services
City of Hamilton
Hamilton, ON
- Full-time
- Temporary
Must have a high level of accuracy and speed in preparation of written communication · Must possess maturity, initiative, good judgment and the ability to mentor junior staff
Added 30 mins ago
HP
330-26 Communication Assistant I/Patient Registration Clerk, Regular Part-Time, St Marys
Huron Perth Healthcare Alliance
St. Marys, ON
- Part-time
Communications Assistant I/Patient Registration Clerk
Added 45 mins ago
W
Administrative Assistant (Mauro Family Wealth)
Wellington-Altus
Vancouver, BC
- Full-time
The Administrative Assistant serves as a trusted partner to the Investment Advisors, providing confidential, accurate, and timely administrative support to clients and team members. Acting…
Added 59 mins ago
SG
Human Resources Administrator
Steelcon Group of Companies
Vaughan, ON
- Full-time
We are looking for an experienced administrative professional to support the Human Resources department by managing records, coordinating activities, maintaining data, and ensuring…
Added 7 hours ago
SM
Unit Assistant, Emergency
Stevenson Memorial Hospital
Alliston, ON
- Internship
There is the expectation that you are available to work weekdays, weekends and all shifts (days, nights, 12 hour shifts)
Added 8 hours ago
UO
Lead Executive Assistant
University of Ottawa
Ottawa, ON · Tabaret Hall
- Full-time
Provides administrative support to the Vice-President, Advancement to ensure smooth office operations. Coordinates the planning and implementation of the senior management office’s…
Added 8 hours ago
L
Expression of Interest | Executive Assistant | Vancouver
lululemon
Vancouver, BC
- Full-time
Executive Assistant roles and request to be considered if an opening arises. Please note this is not a formal application for a specific Executive Assistant role. Our Talent Acquisition…
Added 8 hours ago
NESGC Assistant
Health Sciences North
Sudbury, ON
Provide efficient and confidential administrative support to the Administrative Director and Medical Director of the North East Specialized Geriatric Centre (NESGC), while ensuring the…
Added 8 hours ago
NESGC Assistant
Health Sciences North
Sudbury, ON
Provide efficient and confidential administrative support to the Administrative Director and Medical Director of the North East Specialized Geriatric Centre (NESGC), while ensuring the…
Added 8 hours ago
EF
Senior Client Service and Planning Associate
Entrust Financial Services
Winnipeg, MB
- Full-time
Using AI tools to improve correspondence, meeting follow-up, marketing preparation, and administrative efficiency.
Added 8 hours ago
R|
Executive Assistant
RI-MUHC | Research Institute of the MUHC | #rimuhc
Montreal, QC
- Full-time
Manages incoming and outgoing administrative communications, including emails, correspondence, and routine inquiries.
Added 8 hours ago
R|
Research Assistant - Public Engagement
RI-MUHC | Research Institute of the MUHC | #rimuhc
Montreal, QC
- Full-time
As Research Assistant (public engagement), you will be responsible for the development, implementation, and evaluation of CADeN’s public engagement campaign. As part of this work, you will…
Added 9 hours ago
TI
Senior Administrator / Assistant to the CEO
TWMG Inc.
Montreal, QC
- Full-time
Role Description The Senior Administrator / Assistant to the CEO is a full-time, on-site role based in Montreal, QC. This role supports the CEO with daily administrative and organizational…
Added 9 hours ago
S
Assistant Bioinformatics Coordinator, S2 Up to 8 FTE
Sanya’k̓ula
Vancouver, BC
- Full-time
Job Title: ASSISTANT BIOINFORMATICS COORDINATOR, S2 UP TO 8 FTE Requisition #: 206731 Job Location: Canada-British Columbia-Vancouver Department: GSC - Sequencing Job Type: Regular, Full…
Added 10 hours ago
BC
Communication Assistant
Brant Community Healthcare System
Brantford, ON
- Full-time
Reporting to the Manager, Communications and Public Affairs, the Communications Assistant plays a key role in executing on a number of communications tactics for both sites of the Brant…
Added 13 hours ago
SH
House Manager and Family Assistant
Sage Haus
Langford, BC
- $38 to $42 CAD / hour
- Part-time
Track school communications, forms, deadlines, activities, competitions, and related appointments; anticipate what’s needed and follow through on logistics
Added 14 hours ago
S
Clinical Research Assistant (SRI) - Evaluative Clinical Sciences - Temporary Part-Time 2026-19288 (2026-19288)
Sunnybrook
Toronto, ON
- Part-time
Coordinate communications with research collaborators, schedule meetings, track action items and timelines, and support ongoing evidence review and clinical practice guideline development.
Added 14 hours ago
KU
Part-Time Conference Services Assistant & Event Planner (contract)
King's University College
London, ON
- $24 CAD / hour
- Part-time
The Conference Services Assistant & Event Planner will play an important role in supporting the daily operations of Conference Services while helping ensure that events at King's University…
Added 15 hours ago
Administrative Assistant
G Mining Services / G Services Miniers
Canada
The position is based at the G Mining Services office in Brossard and offers the possibility to work from home one (1) day per week;
Added 15 hours ago
TT
Adjoint(e) éditorial(e) et commercial(e) - Langues Secondes/Editorial and Commercial Assistant, Second Languages
TC Transcontinental
Montreal, QC
- Full-time
Validate and update customer information in our systems and prepare targeted lists for sales communications;
Added 15 hours ago
Benefits Assistant
Bayshore
Mississauga, ON
The Benefits Assistant provides administrative support to the Benefits Team, primarily responsible for the day-to-day data entry, record maintenance, and transaction processing related to…
Added 16 hours ago
K
Partner Administrative Supervisor
KPMG
ON · Toronto, Ontario
- Full-time
Responsible for oversight, supervision and support of the administrative team, including performance management, training and process implementation
Added 16 hours ago
NN
Office Administrator and Executive Assistant
Nurse Next Door
ON · MISSISSAUGA, Ontario
- Full-time
The role combines the responsibilities of an Office Operations Manager with those of an Executive Assistant. It includes office operations, administrative controls, financial…
Added 16 hours ago
GS
Financial Analyst
Groupe Somavrac
Oakville, ON
- $80,000 to $100,000 CAD / year
- Full-time
Collaborate in the preparation of the annual budget with the Director of Corporate Finance, Assistant Controllers, and the CFO, ensuring that forecasts align with the company’s strategic…

Aecon

Assistant, Executive

Toronto, ON, Canada

$70,000 to $90,000 CAD / year

Apply on jobs.aecon.com About employer

Applications open in a new tab.

Job details

Pay: $70,000 to $90,000 CAD / year
Experience: At least 7 years of progressive administrative experience, including 3 to 5 years supporting a C-suite executive or equivalent senior leader.
Posting language: English
Posted: Nov 11, 2026

Original job description

Come Build Your Career at Aecon!

Aecon delivers some of the most complex and impactful infrastructure projects - from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.

Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career - you’ll help build what matters to enable future generations to thrive.

At Aecon, you can count on:

Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.
Integrity. We lead by example, with humility and courage.
Accountability. We’re passionate about delivering on our commitments.
Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.

We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it Aecon Proud.

At Aecon we:

Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well-being.
Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.
Are committed to creating work environments focused on mutual respect, teamwork, collaboration, and new ideas, through meaningful initiatives, training, partnerships with Veteran groups, our Aecon Women in Trades and diversity programs, as well as our Employee Resource Groups (ERGs), to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.
Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.

Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement - values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.

What is the Opportunity?

The Executive Assistant provides high-level, proactive support to the Chief Operating Officer (COO). The role protects the COO’s time, keeps priorities moving, and ensures the COO is prepared for meetings, decisions, travel, and follow-up. The Executive Assistant works closely with senior leaders, executive assistants, employees, clients, and external partners, and handles sensitive information with sound judgment and discretion.

Role Scope and Complexity

Supports a senior executive whose responsibilities span multiple business units, functions, projects, and time zones.
Manages a complex calendar and changing priorities, often with limited notice.
Coordinates confidential and time-sensitive information for executive and leadership discussions.
Uses judgment to resolve scheduling conflicts, identify risks, and determine when issues require the COO’s attention.
Works independently while staying closely connected with the COO and the broader executive support network.

What You'll Do Here:

Executive Calendar and Priority Management

Own and manage the COO’s calendar, including meetings, travel, preparation time, and follow-up.
Assess meeting requests, clarify purpose and required decisions, and recommend priorities.
Resolve calendar conflicts and adjust plans quickly when business needs change.
Protect time for the COO’s most important operational, strategic, and people priorities.

Meeting and Decision Support

Prepare agendas, briefing notes, presentations, reports, and other meeting materials.
Confirm that the COO has the right information, context, and documents before each meeting.
Coordinate leadership meetings and offsites, including logistics, materials, minutes, and action tracking.
Record decisions and follow up with owners to keep commitments on schedule.

Communication and Stakeholder Coordination

Act as a professional first point of contact for the COO’s office.
Draft and edit clear correspondence, presentations, and updates on behalf of the COO.
Build effective working relationships with executives, executive assistants, employees, clients, board contacts, and external partners.
Handle questions and requests promptly, redirecting them when another leader or function is better placed to respond.

Travel, Expenses, and Administration

Plan detailed domestic and international travel, including transportation, accommodation, itineraries, meeting logistics, and changes.
Prepare accurate expense reports, process invoices, and maintain organized records in line with company requirements.
Coordinate office, technology, supplies, and other administrative needs for the COO.
Support special projects and events that require careful planning, follow-through, and confidentiality.

Confidentiality and Executive Office Effectiveness

Protect confidential business, employee, legal, financial, and personal information.
Use sound judgment when handling sensitive requests, competing priorities, and incomplete information.
Maintain simple, reliable systems for files, contacts, action items, and recurring commitments.
Identify ways to improve the COO office’s routines, information flow, and use of time.

What You Bring to the Team:

Qualifications and Experience

Post-secondary education in business administration, office administration, communications, or a related field is preferred, or an equivalent combination of education and relevant experience.
At least 7 years of progressive administrative experience, including 3 to 5 years supporting a C-suite executive or equivalent senior leader.
Experience managing complex calendars, executive travel, confidential correspondence, meetings, presentations, and expense reporting.
Experience supporting a senior leader in construction, infrastructure, engineering, energy, professional services, or another complex operating environment is an asset.

Knowledge and Skills

Excellent judgment, discretion, and ability to maintain strict confidentiality.
Strong planning, organization, problem-solving, and follow-through skills.
Clear written and verbal communication, with strong proofreading and attention to detail.
Advanced working knowledge of Microsoft Outlook, Word, PowerPoint, Excel, Teams, and SharePoint; experience with expense and travel systems is an asset.
Ability to remain calm, responsive, and accurate in a fast-moving environment with competing priorities.

Working Conditions

Role based in Toronto, Ontario, with regular in-office presence to support the COO.
Occasional travel and work outside standard business hours may be required to support executive priorities across time zones.

Leadership Expectations

Act with integrity, discretion, professionalism, and respect.
Anticipate needs, raise issues early, and recommend practical solutions.
Build trust through accuracy, responsiveness, and consistent follow-through.
Create order and clarity when priorities change or information is incomplete.

Reason for Vacancy: Replacement

The expected pay range for this role is $70,000 - $90,000 CAD per year.

Individual pay is determined based on several factors, including work location, education, experience, unique skills and job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role.

Aecon fosters diversity, inclusion and belonging within and across our organization. We welcome all to apply including, women, visible minorities, Indigenous peoples, persons with disabilities, and persons of any sexual orientation or gender identity.

We are committed to adhering to the objectives and requirements outlined in the Accessible Canada Act (ACA), and to meeting the accessibility needs of persons with disabilities in a timely manner. Through the implementation of the requirements of the ACA and its applicable regulations, appropriate accommodations will be provided upon request throughout the interview and hiring process.

As part of our commitment to fair and transparent hiring practices, Aecon may use artificial intelligence (AI) tools to assist in screening and reviewing candidates. These tools are applied responsibly and in accordance with applicable privacy laws and Aecon’s AI Usage Policy. All final decisions are made by qualified Aecon team members.

Apply on jobs.aecon.com About employer

More about this job

Responsibilities

The Executive Assistant provides high-level, proactive support to the Chief Operating Officer by managing complex calendars, travel, and meeting logistics. They act as a professional point of contact and ensure the COO is prepared for all operational and strategic priorities.

Requirements

Candidates should have at least 7 years of progressive administrative experience, including 3 to 5 years supporting a C-suite executive. Proficiency in Microsoft Office suite and strong organizational, communication, and discretion skills are required.

Skills

Executive support
Calendar management
Travel coordination
Expense reporting
Confidentiality
Communication
Problem-solving
Microsoft Outlook
Microsoft Word
Microsoft PowerPoint
Microsoft Excel
Microsoft Teams
SharePoint
Stakeholder management
Meeting coordination

Benefits

Health benefits
Mental well-being support
Tuition reimbursement
Leadership programs
Employee resource groups

Visa sponsorship

Not detected in the job text

Keywords

Executive Assistant
COO Support
Infrastructure
Construction
Calendar Management
Travel Planning
Expense Management
Stakeholder Coordination
Confidentiality
Microsoft Office
SharePoint
Administrative Support
Project Coordination
Strategic Planning
Professional Services
Energy
Engineering
Business Administration
Communication
Time Management

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Work requirements

Jobs in Canada