Specialist, US Tax

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, and partnerships with Veteran groups, 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?

Reporting to the Director, Tax, the US Tax Specialist is responsible for managing US sales and use tax compliance activities, including filings, audits, registrations, and tax reporting requirements across Aecon’s US operations. This role partners with cross-functional teams to ensure compliance with evolving tax regulations, support tax reporting requirements, and drive continuous improvements in tax processes and controls.

What You'll Do Here:

• Ensure compliance with US federal, state, and local tax regulations by preparing and filing required sales and use tax returns and remittances accurately and on time.
• Prepare and maintain US sales and use tax filings for Aecon's US entities.
• Manage and maintain state and local tax registrations to ensure ongoing compliance requirements are met.
• Support state sales and use tax audits by gathering documentation, responding to auditor inquiries, and presenting the company's tax positions accurately and effectively.
• Prepare monthly and quarterly tax account reconciliations and supporting analyses.
• Maintain tax rates and jurisdictional mappings within the OneSource tax platform.
• Assist with the collection, validation, and organization of tax data required for US corporate income tax compliance and reporting.
• Coordinate the annual preparation and filing of IRS Form 1099 information returns.
• Monitor legislative and regulatory tax developments and assess potential impacts to the business.
• Partner with Legal, Finance, and Operations teams on tax-related projects, process enhancements, and compliance initiatives.
• Identify opportunities to improve processes, controls, and efficiencies within the tax function.
• Serve as a resource to internal stakeholders by providing guidance on tax-related matters and helping mitigate tax risk.

What You Bring to the Team:

• CPA designation (or equivalent professional accounting certification).
• 5+ years of progressive experience in US indirect tax, sales and use tax compliance, or a related tax function.
• Strong knowledge of US state and local tax regulations and filing requirements.
• Experience working directly with US tax authorities and managing audit inquiries.
• Proficiency with SAP and tax technology tools
• Strong analytical and problem-solving skills with the ability to identify root causes and recommend solutions.
• Solid understanding of business operations, organizational structures, and the practical application of tax regulations.
• Excellent communication and interpersonal skills, with the ability to collaborate effectively across multiple business functions.
• Strong organizational skills with the ability to manage competing priorities and meet tight deadlines.
• Self-motivated with the ability to work independently while contributing to a collaborative team environment.

Aecon fosters belonging within and across our organization. We consider all applicants for positions without regard to race, color, religion, sex, national origin, age, mental or physical disabilities, veteran status, and all other characteristics protected by law.

We are committed to adhering to the objectives and requirements outlined in the Equal Employment Opportunity Commission (EEOC), and to meeting the accessibility needs of persons with disabilities in a timely manner, through the implementation of the requirements of the EEOC and its applicable regulations. Appropriate accommodation under the EEOC will be provided upon request throughout the interview and hiring process.

Aecon is committed to ensuring all job postings are compliant with all applicable laws. Any candidate who has a concern regarding the contents of this or any other job posting can email View email address on jobs.aecon.com.