Senior Critical Infrastructure Site Manager France

Colt Technology Services Group Ltd.; Lyon; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Flexible working hours

Work from home option

Mentorship program

Global mobility

Job summary

Colt Technology Services Group Ltd. is seeking a Technical Infrastructure Site Manager to oversee critical mechanical and electrical systems across France. You will manage maintenance, safety, and contractor coordination while driving energy efficiency and reliability for Colt’s node sites and offices.

The role requires strong budgeting, risk assessment and project management skills, plus fluency in French and English. Travel between Lyon/Marseille and other sites may be required.

Qualifications

• Experience with medium/large mission critical mechanical & electrical infrastructures.
• Strong understanding of electrical, mechanical, cooling systems and associated safety standards.
• Proven track record in coordinating internal teams and external contractors.
• Good budgeting, risk assessment and site reporting skills.
• Fluency in French and English, willing to travel between sites.

Responsibilities

• Oversee site operations across multiple Colt sites in France to ensure safety, reliability and energy efficiency.
• Manage maintenance, outages, and third-party contractors; monitor BMS systems and energy usage.
• Ensure compliance with ISO standards and change control processes.
• Lead end-of-life replacements, new node builds, and energy efficiency initiatives.
• Prepare capacity reports and manage site Opex and Capex forecasting.

Skills

Electrical/Mechanical eng

Facilities management

HSE awareness

Third-party coordination

Budget management

Languages: French/English

Education

Electrical or Mechanical engineering degree

Tools

Authorised Persons accreditation

Job description

Colt Technology Services Group Ltd. is seeking a Technical Infrastructure Site Manager to oversee critical mechanical and electrical systems across France. You will manage maintenance, safety, and contractor coordination while driving energy efficiency and reliability for Colt’s node sites and offices.

The role requires strong budgeting, risk assessment and project management skills, plus fluency in French and English. Travel between Lyon/Marseille and other sites may be required.