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The European Southern Observatory (ESO) is recruiting a Senior Mechanical Engineer to join the CTAO-South team at the La Silla Paranal Observatory in Chile.
This role will contribute to the preparation, installation, and technical operation of the Cherenkov Telescope Array Observatory (CTAO), the world's most advanced ground-based gamma-ray observatory.
Key Responsibilities
Lead procurement processes for infrastructure, equipment, facilities, and services at CTAO-South.
Supervise the implementation and operation of temporary and permanent site installations.
Support telescope assembly, integration, and commissioning activities on site.
Contribute to infrastructure planning and budget monitoring for CTAO-South.
Develop and oversee preventive and corrective maintenance programs for telescopes, infrastructure, and vehicles.
Manage maintenance activities using computerized maintenance management systems (CMMS) and coordinate spare parts inventory.
Monitor technical performance and propose improvements where needed.
Qualifications
University degree in Mechanical Engineering or related technical discipline.
Minimum 10 years of field experience in site construction, technical plant operation, assembly, integration, commissioning,



or maintenance.
Experience working with complex technical systems, preferably in large-scale scientific projects.
Strong organizational, documentation, and communication skills.
Experience with CMMS tools and productivity software (Excel, Word, Project).
English proficiency required; Spanish is highly desirable.
Duty Station
Paranal Observatory, Chile (120 km south of Antofagasta).
Work schedule: 8 days on / 6 days off, with accommodation on site.
Possibility of up to 25% mobile work.
In later phases of integrated operations, the duty station may transition to Santiago with frequent travel to the observatory.
Contract and Benefits
3-year fixed-term contract, with potential extensions depending on performance and organizational needs.
Competitive tax-free salary, pension scheme, medical coverage, relocation support, and family-friendly benefits.
Application
Interested candidates are invited to apply through ESO's recruitment platform at / (applications via LinkedIn are not accepted).
Applications must be submitted in English and include a CV and motivation letter.
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Postúlate en Kit Empleo: kitempleo.cl/empleo/1cqqhg

📌 Ctao-South Senior Mechanical Engineer (Santiago)
🏢 European Southern Observatory
📍 Santiago