Commissioning Specialist

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 Commissioning Specialist will support testing, acceptance, and maintenance activities for critical systems and equipment in a high-security, defense-focused environment. The role involves ensuring the operational readiness of complex mechanical systems, with a strong emphasis on national security and asset reliability. Key Responsibilities Carry out testing, acceptance, and maintenance activities for mechanical systems and equipment. Conduct equipment troubleshooting, fault diagnosis, and corrective maintenance. Draft and review test documentation, work instructions, and lockout/tagout documentation. Identify risks and opportunities during testing and maintenance. Candidate Requirements Commissioning experience. Nice-to-Have Qualifications Familiarity with naval or maritime refit programs. Experience in electrical, weapon systems, or combat systems. Marine, offshore oil and gas drilling, naval vessel, or submarine operational experience. Experience operating/testing electrical systems. 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 salary range for this role is $70,000 – $105,000 per year for permanent positions and $50 – $70 per hour for contract roles. This job posting corresponds to an active and immediate vacancy currently open with one of Alten’s clients.

The specialist will perform testing, acceptance, and maintenance activities for critical mechanical systems in a high-security defense environment. Responsibilities include troubleshooting equipment, diagnosing faults, and drafting technical work instructions and lockout/tagout documentation.

Candidates must have professional commissioning experience. Preferred qualifications include experience with naval or maritime refit programs, weapon systems, or operational experience with submarines and naval vessels.

• Technical DocumentationPreferred

Identified from the job description. Confirm important requirements above.

• Commissioning
• Mechanical Systems Testing
• Equipment Troubleshooting
• Fault Diagnosis
• Corrective Maintenance
• Technical Documentation
• Lockout/Tagout
• Risk Identification
• Electrical Systems Testing
• Maritime Refit
• Weapon Systems
• Combat Systems

• Engineering
• Transportation
• Security & Safety
• Manufacturing
• Government & Public Sector

Minimum experience

5+ years

Apply by

Oct 2, 2026

Posting language

English

Working hours

40 hours per week

Seniority

Mid-Senior level

Application method

Direct apply is available