About this role
Mechanical Engineer – Commissioning & Start-up | Data Center Project Company Description Bureau Veritas is a global leader in testing, inspection, and certification, with over 190 years of experience supporting companies across all sectors in achieving quality, safety, and sustainability standards. We operate in more than 140 countries with multidisciplinary teams specialized in complex and mission-critical projects. In the digital infrastructure sector, we support major data center operators in the realization of high-reliability facilities according to international standards (Tier III/IV). Role Description We are seeking an experienced Mechanical Engineer specializing in commissioning to support the realization of a next-generation data center in Athens. This position is central to the final construction phase and represents the critical bridge between design/construction and the commercial operation of the facility. You will be responsible for systematic and documented verification that all mechanical, hydraulic, and control systems are correctly installed, function safely, and operate according to project specifications. You will work in close coordination with engineering, construction, operations, and maintenance teams, ensuring a smooth transition to operational service. Key Responsibilities Pre-Commissioning Phase Cold Commissioning Phase Hot Commissioning Phase Performance Testing Phase Documentation and Compliance Draft and maintain detailed Commissioning Procedures Complete Inspection and Test Records (ITR) with responsible party signatures Manage punch lists categorized by priority (A, B, C items) Produce Certificate of Completion for each system/subsystem Update as-built documentation with actual constructed status Draft Performance Test Reports with conformity analysis Coordination and Communication Participate in daily site meetings and team coordination Communicate status, risks, and issue escalation to project managers and clients Coordinate activities with civil, electrical, automation, and operations teams Provide technical feedback on design and construction for future optimization Document lessons learned and best practices Requirements Education Bachelor's degree in Mechanical Engineering, Energy Engineering, or related discipline Preferred certifications: ASME, ISO 45001, PED, ISO 9001 Experience Minimum 2-3 years in commissioning of complex industrial facilities Specific experience in data centers, HVAC systems, cooling systems, or oil & gas/power generation plants Knowledge of complete project lifecycle (EPCCM) Experience with testing and performance verification methodologies Technical Competencies Cooling systems (chillers, cooling towers, hot/cold aisle containment) Hydraulic, pneumatic, and air distribution systems Measurement instrumentation and calibration Control systems and automation (PLC, SCADA) Technical drawing interpretation (CAD, BIM) International regulations (ASME, ISO, IEC, OSHA) Technical software proficiency (AutoCAD, CMMS, data analysis tools) Languages Greek English Transversal Competencies Problem-solving: Ability to quickly identify root causes and implement effective solutions Team working: Experience in coordinating multidisciplinary teams and managing interfaces Communication: Skill in communicating complex technical concepts to diverse stakeholders Results orientation: Focus on timely completion and required quality standards Flexibility: Adaptability to dynamic contexts and evolving priorities Attention to detail: Precision in documentation and regulatory compliance Availability and Conditions Location: Athens, Greece (data center construction site) Schedule: Full-time Start date: Immediate or to be agreed upon Salary Transparency (EU Directive 2023/970) In compliance with EU Directive 2023/970 on salary transparency, Bureau Veritas communicates that: Indicative salary range: Starting from €38.000 gross annually ( increasing based on experience and qualifications) Determination criteria: Professional experience, specific technical competencies, project complexity, local market Remuneration components: Base salary, performance bonus, company benefits (insurance, pension fund, welfare) Gender equality: Bureau Veritas applies objective and non-discriminatory salary criteria. Equal treatment guaranteed regardless of gender, origin, age, or other protected characteristics Career progression: Opportunities for development toward senior roles (Senior Commissioning Engineer, Commissioning Manager) based on merit and performance For detailed information on salary criteria and career progression, consult the Salary Transparency section in the candidate portal. #LeaveYourMark #ShapingaWorldofTrust Bureau Veritas guarantees equal opportunities and equal treatment and access to all candidates without discrimination based on sex, race, skin color, ethnic or social origin, genetic characteristics, language, religion or personal beliefs, political or other opinions, membership in a national minority, property, birth, disability, age, or sexual orientation. All personal data will be processed in accordance with EU Regulation 679/16 (GDPR) and Legislative Decree 196/03. Candidate Information Notice available at: https://www.bureauveritas.it/privacy-policy .