Lead Engineer - Mechanical/Fire (Data Center)

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Job Description

AECOM is seeking to hire a highly skilled Plumbing and Fire Suppressions systems engineer at Senior level in the Data Center and Mission Critical team for our Bucharest office. The ideal candidate for this position should be familiar with the tech sector, mission critical and data center industry, understanding the requirements of scale, speed, and consistency in data centers. The openings are in the mechanical design engineering field. Responsibilities, required experience, and qualifications are summarized below:

Here is what you will do:

• Lead the design of chilled water, domestic hot/cold water, drainage, and condensate management systems for Tier III/IV data center facilities.
• Develop hydraulic calculations, pipe sizing, pressure zone layouts, and system schematics in compliance with EN, NFPA, and local regulatory standards.
• Design and specify fire suppression systems including wet/dry pipe sprinkler, pre-action, clean agent (FM-200, Novec 1230), and inert gas systems for IT white space and ancillary areas.
• Produce and review technical specifications, BOQ, and equipment data sheets for tender and procurement packages.
• Coordinate BIM/Revit MEP clash detection with structural, HVAC, electrical, and low-voltage disciplines.
• Ensure compliance with project specifications, local codes, and client standards
• Ensure compliance of the project with AECOM Quality Procedure.
• Act as the primary point of contact for client, project manager and other stakeholders regarding all plumbing and fire suppression technical matters.
• Mentor and develop junior engineers and site supervisors within the MEP team.
• Contribute to design reviews, value engineering workshops, and technical risk assessments.
• Prepare and present technical reports and project status updates to senior management and clients.

Qualifications

Here’s what we’re looking for:

• Bachelor’s degree or higher in Mechanical Engineering, Building Services Engineering, or a closely related field.
• Minimum 8 years of progressive experience in plumbing and fire suppression engineering, with at least 3 years in data center or mission-critical facilities.
• Demonstrated experience designing and delivering pre-action and clean agent fire suppression systems in IT environments.
• Solid working knowledge of relevant standards: EN 12845, NFPA 13, NFPA 75, NFPA 76, EN 15004, VdS guidelines, and local building codes.
• Proficiency in hydraulic calculation software (e.g., SprinkCAD, HydraCALC, or equivalent).
• Experience with BIM coordination workflows and Revit MEP or equivalent 3D design tools.
• Strong understanding of data center cooling infrastructure: CRAC/CRAH units, precision cooling, free-cooling loops, and secondary chilled water distribution.

Nice to have:

• Experience with DCIM integration and BAS/BMS monitoring of plumbing and fire systems via BACnet or Modbus protocols.
• Familiarity with Uptime Institute Tier Standards and their impact on system redundancy design (2N, N+1).

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About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.