Global Mechanical Supervisor & Commissioning Engineer

Wärtsilä; Madrid; On-site; EUR 90,000 - 130,000; Full time

Job summary

Wärtsilä Energy is seeking a Mechanical Supervisor / Commissioning Engineer to lead mechanical installation, commissioning, and handover activities for power plant projects. The role involves frequent site work abroad (approx. 250–300 days per year) with home office options in Portugal or Spain.

The successful candidate will supervise subcontractors, ensure schedules, manage testing, and maintain HSSE compliance while delivering quality handover documentation across global sites.

Qualifications

• Clear ability to supervise mechanical installation and commissioning activities.
• Strong understanding of codes and standards in mechanical engineering.

Responsibilities

• Supervise scope of work and material flow at site.
• Guide mechanical subcontractors on site and maintain customer relations.
• Execute startup and tests of equipment within the contract scope.
• Ensure test results are documented according to Wärtsilä instructions.
• Maintain HSSE compliance and safe installation practices.
• Coordinate documentation, as-build drawings and handover packages.

Skills

Good communication

Team building

Leadership

Analytical mind

Willingness to learn

Adapt to new technologies

English proficiency

Cross-cultural collaboration

Education

B.Sc or M.Sc. in Mechanical Engineering

Job description

Wärtsilä Energy is seeking a Mechanical Supervisor / Commissioning Engineer to lead mechanical installation, commissioning, and handover activities for power plant projects. The role involves frequent site work abroad (approx. 250–300 days per year) with home office options in Portugal or Spain.

The successful candidate will supervise subcontractors, ensure schedules, manage testing, and maintain HSSE compliance while delivering quality handover documentation across global sites.