France-Based Technical Infrastructure Site Manager

Colt Technology Services; Marseille; On-site; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Flexible working hours

Work from home option

Mentors and induction

Global career opportunities

Employee assistance program

Job summary

Colt Technology Services is seeking a Technical Infrastructure Site Manager to ensure safety, reliability, and performance of our network infrastructure across France, including Marseille and Lyon bases. You will manage mechanical and electrical systems at Colt node sites, coordinate third‑party contractors, and drive energy efficiency and cost control.

You will work with landlords, suppliers and project teams to support upgrades, capacity reporting, and 24/7 on‑call coverage, while maintaining

Qualifications

• Experience with medium/large mission-critical mechanical and electrical infrastructures.
• Technical competence in electrical, mechanical and cooling systems incl transformers, generators, UPS.
• Fluent in French and English.

Responsibilities

• Manage site mechanical, electrical and cooling infrastructure across Colt node sites.
• Oversee third‑party contractors, health & safety and environmental compliance.
• Monitor energy efficiency, cost controls and capacity reporting.
• Support EOL projects, upgrades and site expansions.

Skills

Electrical engineering

Mechanical engineering

HV/MV systems

Project management

Safety regulations

Team leadership

Third-party coordination

French and English

Education

Electrical or Mechanical engineering degree

Job description

Colt Technology Services is seeking a Technical Infrastructure Site Manager to ensure safety, reliability, and performance of our network infrastructure across France, including Marseille and Lyon bases. You will manage mechanical and electrical systems at Colt node sites, coordinate third‑party contractors, and drive energy efficiency and cost control.

You will work with landlords, suppliers and project teams to support upgrades, capacity reporting, and 24/7 on‑call coverage, while maintaining