Quick Summary
Direct Expansion, Chilled water, Direct/indirect evaporative cooling, AHU and ventilation design Liquid cooling (RDHx, Direct-to-chip, Immersion cooling) Energy optimization (PUE, DCIE,
We are currently looking for a Presales Mid Thermal Engineer to join our dynamic team in Zagreb, Croatia!
The Presales Thermal Engineer is a Heating, Ventilation and Air Conditioning Solutions Specialist is an important part of an interdisciplinary team of technical experts (electrical, structural, architectural) to bring together schematic design for Data center (Hyperscale, Enterprise, Colocation, Edge, CLS) and Critical Infrastructure facilities. Position includes applying theoretical knowledge, practical engineering skills, as well as communicational skills in the fields of Clean Energy, AI and Data center design.
- Concept design of Data center HVAC systems and architecture, with traditional and AI design requirements, which includes:
- Direct Expansion, Chilled water, Direct/indirect evaporative cooling, AHU and ventilation design
- Liquid cooling (RDHx, Direct-to-chip, Immersion cooling)
- Energy optimization (PUE, DCIE, CUE and WUE calculations)
- CFD analysis
- Coordination with other technical disciplines (architectural, structural, electrical, controls, fire protection)
- Understanding of relevant codes and standards for HVAC equipment and installations
- Modular Data center technical solutions and quotations
- Reading and understanding RFP and tender documents
- Problem solving and interpretation of customer requirements in proposed solutions
Requirements
~1 min read- Bachelor’s degree or equivalent in Mechanical Engineering
- 3+ years of experience
- Proficient in Heating, Ventilation and Air Conditioning (HVAC) system design
- Sizing and specification of HVAC equipment and installations
- Basic knowledge of CFD tools and modeling is a bonus
- Solid communication skills, both written and oral, to work across multiple Engineering and Manufacturing teams to bring architecture and concepts to deployment
- PC skills: active user of Windows, MS Office incl. Excel (A), Word (A), AutoCAD
- English minimum B2 level
At Vertiv, we’re on a mission to empower the people that will power the future. From a simple swipe to life-changing medicines, from push notifications to generative AI. We design, manufacture, and service the products and solutions that keep the world connected. With $6.9 billion in sales, a strong customer base and global reach spanning nearly 70 countries, we are uniquely positioned to deliver greater value to our customers and create new opportunities for our people.
What We Offer
~1 min read- Customer Focus
- Operational Excellence
- High-Performance Culture
- Innovation
- Financial Strength
- Own It
- Act With Urgency
- Foster a Customer-First Mindset
- Think Big and Execute
- Lead by Example
- Drive Continuous Improvement
- Learn and Seek Out Development
#LI-JŠ1
Location & Eligibility
Listing Details
- Posted
- February 17, 2026
- First seen
- September 27, 2026
- Last seen
- September 29, 2026
Posting Health
- Days active
- 1
- Repost count
- 0
- Trust Level
- 18%
- Scored at
- September 29, 2026
Signal breakdown
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