Human Resources Assistant

It has come to our attention that various international organizations or individuals have been offering false employment opportunities at Aecon Group Inc. Aecon Group Inc. employment policies and processes involve interviews, and candidates who seek employment are never required to pay us any sum of money. To do so would be contrary to our business conduct guidelines and ethical practices. We also do not extend formal offers of employment or execute employment agreements through social media or social chat platforms.

We take this matter extremely seriously and are working with the appropriate authorities to shut down such fraudulent schemes. Please remain vigilant on this matter and report any suspicious outreach to your local authorities and email any concerns to

Date: Oct 21, 2025

Location:Toronto, ON, CA

Operating Sector: Human Resources

Position Title: Human Resources Assistant (Co-op)

Come Build Your Career at Aecon

As a Canadian leader in infrastructure development, Aecon is safely and sustainably building what matters for future generations to thrive We lead some of the most impactful infrastructure projects of our generation, at the forefront of transformational change in transportation and energy, and partnering every day to build, connect, power, and strengthen our communities.

At Aecon, you can count on:

• Safety Always. Our number one core value. If we can't do it safely, we don't do it at all.
• Integrity. We lead by example, with humility and courage.
• Accountability. We're passionate about delivering on our commitments.
• Inclusion. We provide equitable opportunities for everyone.

We lead the infrastructure industry with purpose, and our people are at the heart of everything we do. So, we invest in our people, just like they invest in us

At Aecon we:

• Ensure you and your family receive the services needed to support your mental, emotional, and physical well-being.
• Believe in helping you build your career through our Aecon University and Leadership Programs.
• Are committed to supporting and investing in inclusive work environments, through initiatives like Equity, Diversity & Inclusion training, our Aecon Women in Trades and Aecon Diversity in Trades programs, and our Employee Resource Groups (ERGs) to ensure we are building inclusion into every aspect of our culture at Aecon.
• Are a leader in sustainable construction. With a strong commitment to operating responsibly by minimizing our impact on the environment and surrounding communities.

Our business success relies on strong execution and continuous improvement – driven by the diversity, expertise and teamwork of our people. We're always searching the globe for innovative, collaborative minds to join our best-in-class Aecon community

What is the Opportunity?

Reporting to the Team Lead, Human Resources, the Human Resources Assistant will provide administrative and coordination support to our Human Resources and Operations teams. The Human Resources Assistant is responsible for assisting our HR Operational teams with providing professional, client-centered support within a fast-paced operational environment as well as supporting our central HR team with program administration, HR process development, policy governance, HR communications, and other transactional activities supporting the business.

What You'll Do Here:

HR Operational Support

• Responsible for working closely with HR and payroll to ensure all transactions related to the employee life cycle are submitted accurately and within the required payroll deadlines. For example, new hire paperwork, terminations, benefits, compensation changes, taxable benefits, project uplifts.
• Responsible for salary reports and ensuring data accuracy and integrity.
• In charge of investigating and answering employee questions associated with their pay, acting as a liaison between the employee and salary payroll department & hourly payroll department.
• Participate in data audits.
• Generate new and ad hoc HRIS reports as needed by the HR department.
• Support drafting offer letters, onboarding new employees, collecting all new hire paperwork, submission of IT needs, access to software and hardware, and follow up to ensure all needs are in place prior to the employee start date.
• Schedule and coordinate Orientations for new hires for all salary and hourly non-union employees.
• Prepare new Employee Orientation packages and assist in offboarding employees including communication with payroll and IT.
• Act as liaison between HR, new hire and managers regarding onboarding information.
• Participate and lead continuous improvement initiatives.
• Act as backfill and assist other HR Administrators with their operational requests in cases of absences/high work volume.
• Provide administrative support to ensure HR4HR resources are maintained and confidentiality of HR client group is upheld.

Central HR Support

• Managing HR Inbox as needed with drafting employee verification and reference letters, answering employee's inquiries, processing health and wellness/green energy benefits, managing Aecon Accolades inquiries, and other HR inbox related activities.
• Provide administration and coordination support with Aecon's reward and recognition programs such as Aecon Achievement Awards and John M. Beck Scholarship.
• Support the HR Specialist with the coordination and facilitation of reoccurring and newly developed employee experience programs like employee recognition and onboarding experience.
• Help to coordinate the service award event, certificates and gifts for those receiving service awards.
• Code all HR invoices, program related invoices, vendor invoices and other miscellaneous invoices.
• Liaison between vendor and A/P department for all payment inquiries.
• Schedule and coordinate orientations for new hires for all salary and hourly, non-union employees.
• Send out all post communications to new hires regarding their onboarding information.

What You Bring to the Team:

• Currently enrolled in Human Resources Management program or related field, in a registered co-op program preferred.
• Exceptional organization, attention to detail, with the ability to manage multiple clients and deliverables.
• Experience with SAP and Success Factors is an asset.
• Strong verbal and written communication skills, including the ability to clearly communicate with various audiences, stakeholders and clients.
• Excellent problem-solving skills.
• Strong customer service skills with the proven ability to develop and maintain effective relationships with team members as well as internal and external stakeholders.
• Professionalism and discretion handling sensitive information a must.
• Demonstrated ability using MS Office applications (Outlook, Word, Excel, PowerPoint).

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.