Manager Tax

*Manager Tax*
Location: Calgary Head Office

Job status: Full Time Permanent

Department: Tax

Is this position safety sensitive: No

Website:

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Apply today Application deadline is February 1, 2026 at 11:59pm MST
At Gibson, we believe our competitive advantage lies in the strength and talents of our employees. That means connecting our employees to rewarding careers, building a high-performance culture where collaboration and creativity are rewarded, and providing real growth opportunities for employees to take on new challenges.

The Role
The Tax Manager leads the Company's tax compliance function for Canadian and US operations, overseeing all corporate tax filings, instalments, provisions, and account reconciliations. This role ensures regulatory compliance, accuracy in reporting, and effective management of cross-border tax matters. The Tax Manager also supports tax planning initiatives, manages audits, and provides technical guidance to the business units.

What You Will Do

• Manage the preparation, review, and timely filing of Canadian corporate tax returns, partnership filings, foreign reporting, and all required elections.
• Oversee U.S. Federal and State corporate income tax returns and related filings, ensuring accuracy and compliance.
• Prepare quarterly and annual tax provisions, including IFRS disclosures and supporting working papers.
• Manage compliance with EIFEL and Pillar II rules, ensuring calculations and filings meet regulatory requirements.
• Review and maintain all tax-related account reconciliations, ensuring completeness, accuracy, and strong internal controls.
• Manage tax disputes and correspondence with Canadian and U.S. tax authorities.
• Support the budgeting and forecasting process.
• Identify and execute tax‑optimization opportunities, including credits, grants, incentives, recoveries, and broader tax‑planning strategies.
• Conduct complex technical corporate tax research and planning (Canadian, US, and International) and provide clear recommendations.
• Provide technical tax support and guidance to Business Units.
• Develop, implement, and document tax processes and controls, establishing best practices.
• Participate in cross‑functional projects, including system implementations and process enhancements, providing specialized tax input.
• Coach and mentor junior team members, helping build technical capability and judgment.
• Demonstrate a personal commitment and proactive approach to Environment, Health & Safety (EH&S) through participation in all applicable EH&S programs and ensures safe operation of the team or unit and compliance with all Company EH&S policies and procedures.
• Perform other related duties as required.

What You'll Bring To The Role

• University degree and Professional Accounting designation.
• Completion of CPA In-Depth Tax Program.
• Minimum 7-10 years of post-qualification related experience; Industry experience an asset.
• Prior managerial or supervisory experience.
• Strong technical knowledge of the Canadian Income Tax Act and the U.S. Internal Revenue Code.
• Proficiency with tax and accounting systems (i.e., Excel, Microsoft Dynamics AX, Tax Prep).
• Exceptional interpersonal and communication skills, with the ability to collaborate effectively across teams.
• Self-motivated, organized and able to manage multiple priorities.
• Team player and willing to learn and continuously improve.
• Demonstrated expertise in cross-border tax compliance for Canadian and U.S. entities.
• Proven ability to design, implement and document tax compliance processes and controls.

Working Conditions

• The majority of the work is performed in an office environment.
• This job is subject to background checks as outlined in Gibson Energy's Background Checks policy. Background checks may include: employment history verification, reference checks, education and/or credentials verification, credit check and a criminal history check.

Why You'll Love Working at Gibson
For Over 70 Years, Gibson Has Been Defined By Our People — Those Who Seize Opportunities And Make Exceptional Customer Service a Part Of Everything We Do. Working At Gibson Is An Opportunity To Be Part Of a Place Where Employees Feel Valued, Supported And Motivated To Do Their Best Work. Here's What Sets Us Apart

• A competitive Total Rewards package that truly values your contributions.
• Employer contributions to your DC Pension because we believe in your future.
• Comprehensive health, dental & vision benefits, with industry leading coverage for mental health and family planning — ensuring you and your loved ones thrive.
• Generous time off to rest, recharge and live life to the fullest.
• An incredible work environment and culture where your career development and advancement are prioritized every step of the way.
• A flexible hybrid work setup, empowering you to balance work and life seamlessly.

About Us
Gibson Energy Inc. ("Gibson" or the "Company") is a diversified North American energy infrastructure company headquartered in Calgary, Alberta. They have significant terminal assets, including 25 million barrels of storage and over 300 miles (500 kilometres) of crude pipelines across North America. The company has been providing market access to the oil and gas industry for over 70 years and is publicly traded on the Toronto Stock Exchange (TSX:GEI) with a market capitalization of approximately $4 billion.

Gibson Energy Operates Through Two Main Segments

• Infrastructure: This includes terminals, marine loading, rail loading and unloading facilities, gathering pipelines, a diluent recovery unit, and a crude oil processing facility. Key facilities within this segment include the Hardisty, Edmonton, and Ingleside Terminals, as well as gathering pipelines in the United States and a crude oil processing facility in Moose Jaw, Saskatchewan.
• Marketing: This involves the purchasing, selling, storing, and optimizing of hydrocarbon products.

Gibson Energy has a strong presence in the United States, due to the acquisition of the Gateway Terminal in Ingleside, Texas. This terminal is a world-class liquids terminal and export facility with very large crude carrier (VLCC) capabilities and direct pipeline connections to key basins like the Permian and Eagle Ford. The acquisition strengthens Gibson's cash flow with over 95% of the revenue under take-or-pay contracts with high-quality counterparties.

Our Values, The Gibson Way
The Gibson Way is how we succeed together. We believe in the power of both
'We'
(collectively working together) and
"I"
(contributing individually) to achieve our shared goals.

The 'We & I' play a very important role in our success

• Contribute & Add Value Everyday
• Keep Our Edge & Be Resilient
• Stay Focused & Open-Minded
• Work it Out & Do it Together

This is what we are all about and we encourage you to learn more Click Here:
The Gibson Way