Refinery Process Engineer Jobs in Ohio (NOW HIRING)

About this opportunity:

Cenovus is seeking a Process Engineer to provide technical leadership for the South Complex Area Business Team, focusing on improving safety, reliability, and operational performance for our Lima refinery. This role partners closely with Operations to monitor unit health, optimize processes, and troubleshoot issues, while ensuring strong process safety through MOC, HAZOPs, and hazard analyses. The position also supports business objectives by collaborating with Commercial teams and leading capital and expense projects from feasibility through startup. As a key technical leader, this role drives risk-based decisions, supports emergency response through on-call rotation, and offers strong career growth opportunities through cross-functional collaboration and exposure to corporate experts.

Interested in working in Lima? Learn more!

What you'll do:

• Deliver safe, reliable, and profitable operation of assigned process units through routine unit health monitoring, KPI stewardship, data analysis, and implementation of unit improvement initiatives, including routine performance reporting.

• Lead unit optimization, constraint resolution, and operating envelope stewardship, coordinating with corporate technology subject matter experts to implement best practices and improve asset performance.

• Provide daytoday process engineering support to Operations, troubleshooting unit issues, evaluating operating alternatives, and recommending optimal solutions to meet production, quality, and economic objectives.

• Fulfill process safety accountabilities by supporting and participating in HAZOPs, Management of Change (MOC), hazard analyses, and incident investigations.

• Support the development and execution of capital projects, and unit turnarounds, including early project scoping, technical input, startup support, and postimplementation verification.

Who you are:

• Legally authorized to work in the US.

• Bachelor of Science degree in Chemical Engineering.

• 2+ years of related experience supporting refinery or petrochemical operations as a process engineer.

• Strong understanding of refinery unit operations, with preference for experience in hydroprocessing units (e.g., hydrotreating, hydroprocessing, utilities); broad, crossunit exposure preferred.

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 AUGUST 19TH, 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.

#LI-MG1

If you require accessibility assistance to complete the on-line application or otherwise apply for an open position with Cenovus, its subsidiaries and affiliates, please email careeropportunities@cenovus.com.

Who we are:

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 downstream operations include upgrading, refining and marketing operations in Canada and the United States. We are currently the largest refiner in Ohio and transport products from our refineries in Lima and Toledo, Ohio and Superior, Wisconsin via pipelines, rail cars and trucks to customers throughout the United States.

Other 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.

Find Cenovus on LinkedIn, Facebook and Instagram.

The Cenovus experience

Total rewards

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

• Generous paid vacation
• Annual bonus
• Retirement savings plan matching
• Long-term incentives*
• Medical & dental coverage
• Life insurance
• Disability benefits
• Employee assistance program
• Virtual healthcare coverage
• Generous leave of absence programs
• Fitness membership reimbursement

*Eligibility for Total Rewards varies by position. This role may not be eligible for all Total Rewards offerings.

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 $10,000 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 cenovus.com.

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 Internal Career Site.