Our client is an international organization managing a large and technically complex building campus in Geneva. Their mission includes continuous improvement and modernization of infrastructure to support operational excellence.brbrConduct site surveys, assess existing technical installations and perform feasibility studies.brDefine technical requirements for HVAC, ventilation, cooling, heating and sanitary system interventions.brReview and coordinate engineering studies, plans and technical documentation across trades (HVAC, electricity, fire protection, etc.).brPrepare tender documents, contribute to procurement processes, evaluate bids and draft award recommendations.brCoordinate project execution phases, ensuring compliance with technical specifications, safety standards and regulatory obligations.brWork closely with building operations, security teams and stakeholders to ensure continuity of activities during works.brSupport commissioning activities and the handover of installations to building operations teams.brMonitor project progress, risks, delays and budget deviations and propose corrective actions.brFollow up on defects during acceptance phases and warranty periods.brCoordinate temporary installations and logistics required for project implementation.brbrbrbrContribute to major building renovation and technical modernization projects.brGuide critical HVAC/CVS projects while ensuring continuity.brbrUniversity degree in HVAC/CVC engineering, mechanical engineering or related fields.brMinimum 6 years of experience in the design and construction of building technical installations.brProven experience in multi?technical coordination on complex projects.brExperience with large renovation projects in occupied buildings in Switzerland.brSolid knowledge of building technical systems (HVAC, electricity, sanitary, MCR, fire protection).brStrong understanding of operational continuity requirements on active sites.brExtensive knowledge of SIA standards and applicable technical regulations.brStrong communication skills with both technical and non?technical audiences.brExcellent organizational, analytical and problem?solving skills.brProficiency in AutoCAD: BIM knowledge is a strong asset.brFluent in French (oral and written) with good command of English.brbrbrbrbrThe opportunity to work on high?impact, large?scale technical renovation projects in an international environment.brA role combining autonomy, technical expertise and cross-functional collaboration.brA one?year mission within a highly professional and multidisciplinary environment.brbrbr...