Senior Engineer, Downhole

Division: Engineering Gas and Pipelines

Location: Edmonton AB

Duration: Term 24 Months

Yourenergy belongshere!

Position Summary:

Always there. Anywhere.Thats us! We are committed to delivering inspired solutions for a better world. We care about our communities we care about each other and we care about showing up for those who need us. We never break a promise and we have the courage to do the right thing even when its hard. We take pride in holding ourselves to the highest standard of integrity and excellence in all that we do.

At ATCO our senior engineers form a crucial component to the overallbusiness and their value is consistently recognized. Hereyou willhaveopportunities to lead initiatives with your technical expertise and will bepropelledto takeresponsibility and embrace of ourculture of growth and caring - for each other our communities and forthose who need us. It comes down to trusting people and taking everyopportunity to ensure they feel part of our peer community.

The Engineering Natural Gas Division is seeking a Senior Engineer Downhole (.) to lead the development maturation and longterm stewardship of ATCOs Abandoned Well Integrity Management Program. This initiative aims to transition a young program into a robust scalable and outcomesdriven integrity framework that improves risk management regulatory compliance and fiscal prudency.

The successful candidate will rely on deep downhole engineering experience to understand the complexities of subsurface remediation abandonment and well integrity restoration. This knowledge ensures engineering decisions and execution strategies are prudent defensible and aligned with ATCOs duty of care.

In addition to developing the Abandoned Well Integrity Management Program the role will support salt cavern storage wells wellheads and downhole integrity assessments providing subsurface technical expertise for ongoing reliability and lifecycle planning.

Responsibilities:

Abandoned Well Integrity Management Program

• Lead the evolution of the Abandoned Well Integrity Management Program into a mature structured and datadriven program with clear technical standards and governance.
• Apply advanced downhole engineering expertise to interpret well conditions identify remediation pathways and set engineering criteria for abandonment and restoration.
• Develop methodologies risk models assessment criteria and decision frameworks for prudent planning and execution.
• Define objectives performance indicators lifecycle workflows and documentation requirements.
• Ensure remediation or abandonment strategies mitigate execution environmental and financial risks.
• Establish engineering review processes field execution planning contractor oversight and QC measures.
• Collaborate with internal and external groups to ensure alignment regulatory compliance and completion of required AER reporting and regulatory tasks
• Drive continuous improvement technology evaluation data structure development and lessons learned.

Salt Cavern Program Execution

• Apply downhole engineering principles to salt cavern well integrity including wellheads tubulars casings cementing systems and diagnostics.
• Support lifecycle planning for cavern wells including inspections workovers remediation and longterm integrity planning.
• Complete engineering assessments relating to well integrity issues anomalies abandonment justification and fitnessforservice.
• Contribute to standards specifications and engineering process improvements for downhole assets.
• Collaborate with Operations and Field Services on safe execution of well servicing and diagnostics.
• Mentor engineers and technical staff in downhole engineering and integritybased decision making.

Qualifications:

• Bachelor of Science Degree in Engineering.
• Professional Engineer (.) designation with APEGA.
• 10 years of engineering and authentication experience including downhole engineering remediation integrity diagnostics completions and abandonment work.
• Experience developing or maturing engineering governance or integrity programs.
• Working knowledge of key AER directives governing abandoned and leaking wells including Directive 020 (Well Abandonment) Directive 079 (Surface Development in Proximity to Abandoned Wells) and Directive 087 (Well Integrity Management).
• Familiarity with supporting directives applicable to reabandonment and downhole remediation work such as Directive 013 (Suspension Requirements) Directive 033 (Well Servicing and Completion Operations) and Directive 036 (Drilling Blowout Prevention Requirements).
• Demonstrated proficiency communicating with AER as required by the above regulations.
• Experience with underground storage wells and CSA Z341 compliance is an asset.
• Ability to apply engineering judgment to complex downhole integrity challenges with prudency and risk awareness.
• Strong analytical communication documentation and stakeholder engagement skills.
• Ability to work effectively across disciplines and steward technical alignment.
• High level of integrity accountability and ethical decision making.
• Class 5 drivers license.

What We Offer:

• A culture based on caring integrity agility collaboration and striving for excellence
• Competitive compensation

The diversity of the jobs and the markets that ATCOis in gives the company perspectives from manydifferent angles.

We would like to thank everyone for their application; however only those being considered for an interview will be contacted.

ATCO Gas & Pipelines is part of ATCO Ltd. With approximately 6000 employees and assets of $23 billion ATCO is a diversified global holding corporation with investments in Structures & Logistics (workforce housing innovative modular facilities construction site support services and logistics and operations management) Energy Infrastructure (electricity generation transmission and distribution; natural gas transmission distribution and infrastructure development; energy storage and industrial water solutions; and electricity and natural gas retail sales) Transportation (ports and transportation logistics) and Commercial Real information can be found at. ATCO is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex national origin disability status veteran status sexual orientation gender identity or any other characteristic protected by law.

Issued: February 19 2026

Deadline: March 6 2026