(Freelance) Construction Manager (m/f/d) Helium Refrigeration Plant

PROJECT FRAMEWORK

Act as the client's representative and primary point of contact at the CERN construction site.
Set up and manage a site-specific construction team with clear reporting lines.
Ensure full implementation of Health & Safety (HSE), Quality Assurance/Quality Control (QA/QC), and risk assessment measures in line with project-specific and CERN standards.
Oversee site execution, including work inside deep underground caverns (~80m) and above-ground facilities (SHM17, SD17, US17).
Coordinate all construction activities and subcontractors, including mechanical installation, piping, steel structures, corrosion protection, insulation, and basic E&I works.
Monitor compliance with the project schedule, budget, and technical requirements.
Conduct and document regular inspections (HSE, QA/QC, cost, and schedule).
Manage warehousing and logistics, including incoming inspections.
Lead weekly/monthly progress and coordination meetings with all stakeholders.
Check and approve site documentation: progress reports, variation orders, contractor invoices, claims, and construction logs.
Support pre-commissioning activities and mechanical completion.
Act as key interface with CERN staff, emergency services, and project authorities.
Maintain a compliant, safe, and well-documented worksite from mobilization to close-out.

Degree in Construction Management, Mechanical Engineering, Process Engineering, or a related field.
At least 5 years of experience managing complex industrial construction projects, ideally in EPC environments.
Proven leadership on large-scale projects involving underground and technical installations.
Strong command of site coordination, interface management, and cross-disciplinary supervision.
Comprehensive understanding of HSE regulations, especially in multinational research environments.
Experience with public-sector clients or scientific institutions (e.g., CERN) is a plus.
Excellent command of English; knowledge of French or German is an advantage.

Christoph Kloss Recruiting Manager