Associate Mechanical Director

Associate Mechanical Director – Paris, France Location: Paris, France Sector: Mission Critical / Data Centres Employment Type: Permanent, Full-Time About the Company My client is an international engineering consultancy specialising in Mission Critical Infrastructure and Data Centre Engineering. The company delivers Mechanical, Electrical and Public Health (MEP) design services across Europe, the Middle East and beyond, supporting hyperscale, colocation, telecommunications and infrastructure clients. The business combines deep technical expertise with innovative engineering solutions, including energy-efficient cooling strategies, CFD modelling, BIM/Revit coordination and turnkey project delivery. Due to continued growth across the European data centre market, my client is seeking an experienced Associate Mechanical Director to lead and expand its mechanical engineering capability from its Paris office. The Opportunity This is a senior leadership position for a highly motivated mechanical engineer with extensive experience in mission-critical facilities, large-scale data centres, or complex infrastructure projects. You will play a pivotal role in leading multidisciplinary project teams, developing client relationships, mentoring engineers, and driving the delivery of technically excellent mechanical designs across hyperscale and colocation developments throughout France and the wider EMEA region. Reporting to the Engineering Director and senior leadership team, you will help shape the future growth of the Paris operation while maintaining the highest standards of technical quality and project delivery. Key Responsibilities Lead the mechanical design and delivery of mission-critical and data centre projects from concept through construction. Act as Project Director or Lead Mechanical Engineer on major assignments. Manage and mentor mechanical engineers and multidisciplinary design teams. Develop mechanical system strategies including: Data centre cooling systems Chilled water systems Direct and indirect free cooling solutions HVAC and ventilation systems Heat rejection systems Energy efficiency and sustainability initiatives Review and approve calculations, reports, specifications and design documentation. Interface directly with hyperscale, colocation and investor clients. Support business development activities and help grow the company's presence in France. Coordinate with electrical, public health, architectural and structural disciplines. Ensure compliance with French regulations, international standards and client design requirements. Support technical due diligence, feasibility studies and master planning activities. Maintain programme, commercial and quality objectives across projects. Candidate Profile Essential Degree qualified in Mechanical Engineering or Building Services Engineering. Minimum 10+ years' experience in consulting engineering. Significant experience delivering mission-critical, data centre or major infrastructure projects. Strong knowledge of cooling systems, HVAC design, chilled water systems and critical mechanical infrastructure. Experience leading multidisciplinary engineering teams. Strong client-facing and stakeholder management skills. Excellent written and verbal communication skills. Fluent French and professional English language capability. Proven ability to manage multiple projects and deadlines. Desirable Chartered Engineer status or equivalent professional accreditation. Experience working with hyperscale data centre clients. Knowledge of CFD modelling and BIM/Revit-led design environments. Experience with energy modelling, sustainability strategies and plant optimisation. Previous involvement in business development and team growth initiatives. What the Company Offers Opportunity to join a rapidly growing international consultancy at the forefront of data centre engineering. Exposure to some of Europe's most complex and high-profile mission-critical projects. Clear pathway toward Director-level progression. Collaborative and entrepreneurial working environment. International project exposure across EMEA. Competitive salary and benefits package. Hybrid and flexible working arrangements. Why Join the Company? The company has built its reputation on technical excellence, innovation and collaborative project delivery. Employees are empowered to take ownership, contribute ideas and work closely with clients to solve complex engineering challenges. With a growing presence across Europe and the Middle East, this role offers a unique opportunity to influence both major projects and the future growth of the business. Apply If you are an ambitious senior mechanical engineer looking to step into a strategic leadership role within a leading mission-critical consultancy, we would like to hear from you. Please submit your CV together with a brief cover letter outlining your relevant experience in data centres, mission-critical infrastructure and team leadership. With over 90 years'