Senior mechanical engineer Jobs in St. John's, NL

Worker Type : EmployeeJob Post End Date : 01 / 02 / 2026

About this opportunity :

Supporting Atlantic Region assets, the Mechanical Reliability Engineer is responsible to manage reliability related processes to track and improve equipment uptime. The role performs much of the statistical and KPI analysis within the Maintenance and Integrity team, understanding best-in-class maintenance philosophy and the SAP PM system. The position provides visibility of equipment condition, performance and maintenance necessary to make decisions for optimal asset operation and care. When there are questions regarding equipment reliability, this role is engaged in the discussions and provides observations, analysis and recommendations for improved performance.

What you’ll do :

Champion Reliability, Asset Integrity, and Maintenance best practices while actively promoting a culture of safety and reliability by :

Tracking production losses and abnormally high maintenance costs

Participation in the Trip Reporting process

Identifying opportunities for improved equipment reliability

Providing justification of maintenance and engineering changes

Supporting with the development and promotion of efficiencies and improved workflow within the Maintenance and Engineering teams

Monitoring and implementation of continuous improvement for the SeaRose and West White Rose Backlog dashboards

Manage Equipment out of Service process and monitor operation of rotating and mechanical equipment to maximize uptime, including management of condition-based monitoring, lube oil and fuel analysis (provided by EPC)

Create and analyze KPIs, data and information from multiple sources to identify, recommend and justify life-cycle cost and reliability improvement activities

Provide support and leadership for reliability initiatives, processes, systems and procedures that endorse the Cenovus Operational Integrity Management System (COIMS)

Employ and facilitate Failure Modes, Effects and Criticality Analysis (FMECA), Root Cause Analysis (RCA), Reliability, Availability, Maintainability (RAM), Layer of Protection Analysis (LOPA) and other data analysis methodologies

Develop and implement a Critical Spare Parts selection methodology, with consideration to obsolescence

Monitor maintenance history in SAP and give feedback to promote accurate and useful data

Who you are :

Our ideal candidate will have the following minimum req

uirements :

Legally authorized to work in Canada

Bachelor of Mechanical Engineering Degree

Minimum 4 years' experience in a progressively responsible engineering role within the oil / petrochemical industry

A member in good standing or eligible for registration with Professional Engineers and Geoscientist Newfoundland & Laboratory (PEGNL)

We acknowledge the value of transferrable skills and may consider equivalent combinations of experience and education should you not meet a specific requirement.

Note : The application deadline for this position is 11 : 59 PM MT January 1st, 2026.

Cenovus was ranked one of Canada’s Best Employers in 2025. We’re committed to being an employer of choice in our industry by offering a competitive total rewards package and employee programs and rewarding career development opportunities. Learn more.

Consistent with the Accords Act, residents of Newfoundland and Labrador specifically and Canada generally, who are qualified, will be given first consideration for training and employment.

Who we are :

Ranked as one of Canada’s Best Employers in 2025, Cenovus is an integrated energy company headquartered in Calgary. We’re committed to maximizing value by developing our assets in a safe, responsible and cost-efficient manner. We operate in Canada, the United States and the Asia Pacific region. Our operations include oil sands projects in northern Alberta, thermal and conventional crude oil and natural gas projects across Western Canada, crude oil production offshore Newfoundland and Labrador and natural gas and liquids production offshore China and Indonesia. Cenovus’s downstream operations include upgrading, refining and marketing operations in Canada and the United States.

We are the operator and majority owner of the West White Rose field and extensions, located approximately 350 kilometres offshore Newfoundland and Labrador. West White Rose is a concrete based drilling platform, which will access resources in the western part of the existing White Rose field and use the SeaRose floating production, storage and offloading (FPSO) vessel for processing within our Atlantic Region Operations.

Find Cenovus on , and .

The Cenovus experience

Total rewards

We’re committed to being an employer of choice through competitive compensation and our comprehensive total rewards package, including :

Paid vacation (including a flex day program for eligible staff)

Health & dental benefits

Substantial mental health coverage

Life insurance

Disability benefits

Employee family assistance

Virtual healthcare coverage

Our development philosophy

We foster a culture of continuous learning and development to support employees as they build meaningful careers. We offer a variety of employee development initiatives, including :

Internal course offerings

Education assistance for additional development

Opportunities to work on special projects

Leadership development programs for emerging and established leaders

We actively promote internal job movement, recognizing the value of gaining new perspectives, building connections across teams, and applying expertise in new ways. As a fully integrated energy company, we believe that sharing knowledge across our business and operations creates stronger outcomes — for employees and for the company as a whole.

Our culture

Our purpose : We energize the world to make people’s lives better.

Our values : Protect what matters

Do it right

Make it better

Do it together

Cenovus Cares : We believe in the power of purpose-driven work. Our Employee Giving and Volunteering Program, Cenovus Cares, connects our people to our purpose, inspiring action and elevating impact year-round.

Support causes you care about with volunteer opportunities in and outside of work.

Earn donation grants while volunteering (up to $1,000 per event).

Receive donation matching up to $25,000 annually.

Staff resource groups : We have various staff resource groups to help ensure our people feel a sense of belonging and can grow and do their best work. These voluntary groups are employee-led and all groups are open to all staff in all locations.

​ Equal opportunity employer

We believe a workplace where everyone has merit-based opportunities to grow, achieve career aspirations and feel a sense of belonging benefits our people, our company and the regions where we live and work. We embrace and encourage different perspectives and approaches, which help us make better business decisions. We believe that through this approach, we can solve challenges, seize opportunities and unlock innovative solutions.

To achieve an unbiased and respectful workplace, individuals are evaluated based on qualifications, merit and abilities, and we encourage applications from all qualified candidates. We also acknowledge the value of transferrable skills and may consider equivalent combinations of experience and education should you not meet a specific requirement.

For more information about working at Cenovus, visit .

The requirements of this posting may be modified to support business needs. Title and compensation administration will be based on the skills and capabilities of the successful incumbent.

Interested in this opportunity? Click the Apply link.

If you are a CURRENT EMPLOYEE,please apply by going to our .