growthroles

Presales Senior Thermal Engineer

Egup Open · verified Sep 25, 2026
Zagreb Senior Solutions & Sales Engineering

At a glance

Senior Solutions & Sales Engineering role at Egup. Zagreb.

Pay not stated

RoleSolutions & Sales Engineering
SenioritySenior
LocationZagreb
PostedSep 9, 2026 · 2w ago
Role brief

Growth Roles summary, based on the employer's posting.

What you'll do

  • Develop HVAC concepts for data centers, covering DX, chilled water, evaporative cooling, AHUs, and ventilation
  • Design liquid-cooling approaches such as RDHx, direct-to-chip, and immersion systems
  • Calculate PUE, DCIE, CUE, and WUE metrics while supporting energy optimization and CFD work
  • Coordinate HVAC concepts with architectural, structural, electrical, controls, and fire-protection disciplines
  • Review RFPs and tenders, then turn customer needs into modular solutions and quotations

What you bring

  • A mechanical engineering bachelor’s degree or an equivalent qualification
  • Five to seven years of relevant experience designing HVAC systems
  • Hands-on ability to size and specify HVAC equipment and installations
  • Working knowledge of Windows, Excel, Word, and AutoCAD
  • English communication skills at least at B2 level

Who this fits

You’ll suit a senior engineer who can combine HVAC design with customer-facing communication across engineering and manufacturing teams. The role is based in Zagreb, Croatia, and involves working across several technical disciplines on data center and critical-infrastructure designs. Basic CFD modeling knowledge is an advantage.

From the employer

Presales Senior Thermal Engineer

We are currently looking for a Presales Senior 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.

What kind of work will you be doing?

  • 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

Qualifications:

  • Bachelor’s degree or equivalent in Mechanical Engineering
  • 5-7 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

Who are we?

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 do we offer?

  • Access to internal training and external development opportunities
  • Coverage of public transportation costs
  • UNIQA supplementary health insurance for added security
  • Special occasion bonuses (Easter, Christmas, performance-based rewards, and child-related bonuses)
  • Free annual health check-up to support your well-being (Croatia Osiguranje)
  • Opportunity to sign up for a Multisport card for an active lifestyle
  • Fresh fruit delivered 2 times per week for a healthy start to the week
  • Referral bonuses as a thank-you for helping us grow our team
  • Financial support for new parents with a non-taxable baby bonus
  • Assistance in difficult times with a non-taxable allowance for the loss of an immediate family member
  • Professional development through mentorship and training
  • International teams and dynamic environment
  • Contribution to projects of high technical complexity with modern technical challenges
  • Full creative and professional freedom
  • Flexible working hours
  • Positive, casual, friendly, team-based working atmosphere
  • Focus on competence development

If YOU are the person we are looking for, feel free to apply and let's start drafting your future career in a healthy and growing environment!

The successful candidate will embrace Vertiv’s Core Principals & Behaviors to help execute our Strategic Priorities.

OUR CORE PRINCIPALS: Safety. Integrity. Respect. Teamwork. Diversity & Inclusion.

OUR STRATEGIC PRIORITIES

  • Customer Focus
  • Operational Excellence
  • High-Performance Culture
  • Innovation
  • Financial Strength

OUR BEHAVIORS

  • 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

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