About ALTEN

ALTEN is a global leader in Research & Development, Engineering, IT Services, Life Sciences, and Network Services. With a presence in more than 30 countries and a team of over 60,000 employees, we are trusted by industry leaders worldwide to deliver pioneering solutions and drive technical excellence.

ALTEN CANADA, a proud subsidiary of ALTEN headquartered in France, is dedicated to serving the Canadian market. With offices in Montreal and Toronto, we combine global expertise with local insight to accelerate innovation across Canada.

At ALTEN CANADA, our consultants thrive on solving complex, highly technical challenges across diverse industries. From Life Sciences to Energy, Automation to Manufacturing, Aviation, Defense, Automotive, Rail and Transportation, to Information Systems and Telecommunications, our unwavering commitment to excellence is shaping the future of technology and industry.

Project Context The Senior Process Engineer will contribute to the design and development of modular systems (process skids) for nuclear applications. Projects include standalone systems such as filtration skids and vacuum drying systems for refurbishment or operational support. The work spans design, fabrication, and testing phases.

Key Responsibilities

- Develop Front-End Engineering Design (FEED) and detailed design engineering deliverables, including:
- Process design descriptions
- Process Flow Diagrams (PFDs)
- Heat and Mass Balance calculations
- Piping and Instrumentation Diagrams (P&IDs;)
- Equipment sizing and rating (e.g., distillation columns, pumps, recombiners, LPCE columns, heat exchangers, condensers, valves)
- Process specifications and control philosophies
- Review mechanical drawings and advise on manufacturability and performance.
- Develop layouts and guide 3D modeling of complex equipment or skids for fabrication.




- Apply working knowledge of applicable codes and standards for process equipment design (e.g., ASME/API).
- Contribute to or lead functional safety assessments (e.g., HAZOP, LOPA, FTA, FMEA).
- Collaborate with Mechanical and Electrical, Instrumentation & Control (EI&C;) teams to translate process design into manufacturable and testable solutions.
- Assist with procurement planning, inspections, scopes of work, and risk reviews, ensuring equipment meets specifications and project requirements.
- Lead or support proposal development, contract negotiations, cost estimation, scheduling, and resource planning.
- Develop process simulations using Aspen suite or custom unit-operation models (e.g., VB, Python, C#).
- Prepare detailed test procedures, including Factory Acceptance Testing (FAT) documentation aligned with quality standards.
- Provide process engineering support during FAT and commissioning at customer sites.
- Support multiple concurrent projects and participate in site visits, domestically and internationally.

Candidate Requirements

- Bachelor’s degree in Mechanical or Chemical Engineering (Master’s or PhD preferred).
- 5 to 10 years of engineering experience in process plant environments.
- Process Engineering experience with gas systems.
- Experience working on multi-disciplinary projects.
- Experience leading projects.
- Nuclear industry experience.
- Qualified Engineer (P.Eng.) certification.
- Knowledge of ASME VIII or III standards.
- Experience with Solidworks or AutoCAD.




- Strong communication skills for collaborative engineering environments.

Why Join Us?

ALTEN Canada fosters a dynamic, collaborative work environment where every team member is empowered to reach their full potential. We are deeply committed to investing in our people by offering meaningful experiences and supporting continuous learning, growth, and career development.

At ALTEN Canada, your skills are celebrated, your ambitions supported, and your growth continuously nurtured. Join us and discover the difference of working with a company that values innovation, collaboration, and excellence.

ALTEN CANADA is committed to promoting diversity, equity, and inclusion. We strive to provide a work environment where every individual feels welcomed, valued, and respected, allowing them to thrive to their full potential. This includes our dedication to offering accessibility measures to those who require them. Should you require accommodation during our recruitment process, please reach out to us.

Alten uses artificial intelligence tools to support certain administrative aspects of the recruitment process, such as interview note-taking and résumé formatting. These tools do not make hiring decisions. Candidate consent is always obtained prior to use.

In accordance with our compensation practices, ALTEN is providing the salary range associated with this opportunity. Final compensation will be determined after considering several factors, including professional experience, skill set, educational background, certifications, and geographic market conditions. The current target bill rate for this role is $55–$85 per hour, depending on seniority.

This job posting corresponds to an active and immediate vacancy currently open with one of Alten’s clients.

📌 Process Engineer (Toronto)
🏢 Alten Canada
📍 Toronto