Job Description

Job Category: Finance & Accounting
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Why Work Here?
Employees at ATCO are offered endless variety. We are entrepreneurial with a large degree of autonomy and freedom, experiencing new situations and learning opportunities every day. Internal advancement is commonplace, and we are always supported in our career journey. We believe in creating a workplace where you can thrive professionally while contributing to something greater and serving our communities.
About the Role:
The Senior Auditor, Internal Audit, plays a critical role in executing and enhancing the internal audit function. Reporting to and supporting the Senior Manager, Internal Audit, this position is responsible for planning and conducting operational audits and advisory engagements that evaluate internal controls, compliance, and process efficiency. This role contributes to departmental development, continuous improvement initiatives, and mentoring of junior audit staff. The Senior Auditor, Internal Audit, ensures audit programs remain agile and responsive to emerging risks, while fostering strong relationships across the organization.
What You Get to Do:
Audit and Advisory Engagements

• Plan and execute a range of audits and advisory engagements to assess control adequacy, policy compliance, and regulatory alignment
• Lead all phases of audit engagements, including:

• Risk assessment and audit program development
• Fieldwork execution (testing, interviews, walkthroughs)
• Reporting (findings, recommendations, audit report writing)
• File close-out and documentation
• Communicate effectively with auditee management throughout the audit lifecycle
• Present audit results to senior management and support follow-up to ensure completeness of Management Action Plans (MAPS) testing of action plans to ensure continuous improvement

Department Contributions

• Assist in developing and refining departmental policies and procedures
• Promote continuous improvement through peer reviews, training material development, and participation in lessons-learned sessions
• Support the preparation of the annual Internal Audit Plan
• Serve as a liaison between Internal Audit and key organizational stakeholders

Development and Leadership

• Provide coaching and mentorship to junior audit team members
• Deliver training and guidance on audit methodologies, procedures, and testing techniques
• Assign and oversee work of junior and support auditors, ensuring quality and alignment with audit objectives

What You Bring:

• Post-secondary education in Engineering, Operational Management, Finance, Accounting, Computer Science, or Data Analytics. or a related field
• 7+ years of relevant experience
• Substantial knowledge of IIA Global Internal Audit Standards
• Ability to travel approximately 20% of the time
• High ethical standards and integrity; leads by example
• Strategic thinker with strong analytical capabilities and a holistic view of organizational impact
• Excellent interpersonal skills; able to build relationships across diverse stakeholders.
• Team-oriented with a collaborative mindset
• Strong analytical and strategic thinking skills
• Ability to communicate complex findings clearly and diplomatically to senior stakeholders
• Results-driven with commitment to meeting deadlines
• High level of integrity and ethical conduct
• PMP, P.Eng, and/or CPA designations are assets
• Trade certification is an asset

What We Offer:

• A culture based on caring, integrity, agility, collaboration, and striving for excellence
• Competitive compensation
• Flex benefits
• Tuition assistance program
• Training and mentorship programs
• Charitable donation matching

We would like to thank everyone for their application; however, only those being considered for an interview will be contacted.
ATCO delivers inspired solutions for a better world. We are a diversified global corporation with investments in the essential services of Structures & Logistics, Utilities, Energy Infrastructure, Retail Energy, Transportation and Commercial Real Estate. Learn more about how we build communities, energize industries and deliver customer-focused solutions like no other company in the world at . ATCO is proud to be an equal opportunity employer. Visit our website for more information.
In the spirit of reconciliation, we acknowledge the traditional territories and homelands on which many of our ATCO operations and facilities are located. We honour and respect the diverse history, languages, ceremonies, and culture of the Indigenous Peoples who call these areas home.

Skills Required