Overview

HVAC Tester Jobs in Rugvica, Zagreb, Croatia at Vertiv

Title: HVAC Tester

Company: Vertiv

Location: Rugvica, Zagreb, Croatia

Position Overview

JOB DESCRIPTION

The HVAC Tester is responsible for performing HVAC system testing, verification, and basic pre‑commissioning activities on data center cooling units and related mechanical equipment. This role ensures HVAC systems are tested according to established procedures, comply with engineering requirements, and are ready for subsequent commissioning phases.

The HVAC Tester works closely with senior testers, supervisors, engineering teams, and quality departments to support factory acceptance testing (FAT), equipment verification, and preparation for customer‑witnessed testing. This position requires strong technical competency, attention to detail, and strict adherence to safety protocols.

Key Responsibilities

HVAC Testing & Equipment Verification

Perform testing and functional checks on HVAC equipment such as:

  • CRAC/CRAH units
  • Chillers
  • Air handling units (AHUs)
  • DX cooling units
  • Cooling distribution and piping systems
  • Fans, coils, sensors, and HVAC control components
  • Follow approved test procedures, engineering drawings, P&IDs, and test plans.
  • Verify mechanical installation quality, airflow direction, cooling capacity parameters, and sensor functionality.

Support for FAT Activities

  • Prepare HVAC equipment and test stations for FAT execution.
  • Assist in performing measurement steps, data readings, and functional checks. Communicate findings promptly to senior HVAC testers or supervisors.
  • Support setup of instrumentation (temperature probes, pressure gauges, flow meters, etc.).

Documentation & Reporting

  • Record HVAC test results accurately following QA/QC and project documentation standards.
  • Update HVAC testing forms, measurement sheets, defect logs, and deviation records.
  • Submit completed documentation for review by senior testers or supervisors.
  • Ensure all documentation is clear, traceable, and correctly stored.

Tools, Equipment & Safety

  • Properly operate HVAC testing instruments, measurement tools, and diagnostic equipment.
  • Ensure HVAC test equipment is used correctly and handled according to calibration requirements.
  • Always adhere to strict safety procedures, including LOTO when working near electrically driven HVAC equipment.
  • Maintain a clean and safe working environment within HVAC testing areas.

Collaboration & Continuous Improvement

  • Work closely with senior testers, engineers, and quality teams to support daily testing schedules.
  • Participate in basic troubleshooting activities under guidance from senior personnel.
  • Support implementation of standardized HVAC testing procedures and continuous improvement initiatives.

Qualifications

  • Bachelor’s degree in Electrical Engineering and at least 1 year of work experience after obtaining the degree or secondary school education and at least 2 years of work experience, preferably in a technical manufacturing company
  • At least 6 years of experience in relevant roles
  • Experience in HVAC development is preferred
  • Solid foundation in understanding electrical and HVAC systems
  • Strong practical skills and logical thinking ability
  • Good communication skills and ability to work effectively in a team
  • Advanced English language proficiency

About Us

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

OUR CORE PRINCIPLES: Safety. Integrity. Respect. Teamwork. Inclusion.

OUR STRATEGIC PRIORITIES

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

VERTIV 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
  • Promote transparent & open communication

About Vertiv

Vertiv (NYSE: VRT) brings together hardware, software, analytics and ongoing services to enable its customers’ vital applications to run continuously, perform optimally and grow with their business needs. Vertiv solves the most important challenges facing today’s data centers, communication networks, and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extend from the cloud to the edge of the network. Headquartered in Westerville, Ohio, USA, Vertiv employs around 34,000 people and does business in more than 130 countries. Visit Vertiv.com to learn more.

Equal Opportunity Employer

Vertiv is an Equal Opportunity/Affirmative Action employer. We promote equal opportunities for all with respect to hiring, terms of employment, mobility, training, compensation, and occupational health, without discrimination as to age, race, color, religion, creed, sex, pregnancy status (including childbirth, breastfeeding, or related medical conditions), marital status, sexual orientation, gender identity / expression (including transgender status or sexual stereotypes), genetic information, citizenship status, national origin, protected veteran status, political affiliation, or disability. If you have a disability and are having difficulty accessing or using this website to apply for a position, you can request help by sending an email to [email protected]

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