BMS Tester
Vertiv · Rugvica
Position Overview
The BMS Tester is a highly skilled technical role within the Data Center Testing and Commissioning organization. This position is responsible for performing advanced testing, verification, and pre‑commissioning of Building Management Systems (BMS), Electrical Power Monitoring Systems (EPMS), and Power Management Systems (PMS).
The role requires deep understanding of controls systems, communication protocols, integration logic, electrical and mechanical interfaces, and mission‑critical monitoring platforms. The BMS Tester coordinates testing workflows, ensures strict adherence to safety and quality standards, and collaborates closely with other commissioning departments such as electrical, mechanical, and networking teams.
Reports to Senior BMS tester supervisor.
Key Responsibilities
Controls Testing & Pre‑Commissioning
Perform advanced testing, verification, and functional checks of:
- BMS control systems for datacenter HVAC and mechanical equipment
- EPMS (Electrical Power Monitoring Systems)
- PMS (Power Management Systems)
- Field devices (sensors, actuators, controllers)
- Networked control panels and PLCs
- Communication protocols (BACnet, Modbus, SNMP, proprietary protocols)
Conduct pre‑commissioning activities including:
- I/O verification
- Controls logic validation
- Alarm and event testing
- Sequence of operation validation
- Trend log verification
- Interlock and safety function testing
- Execute FATs, integration tests, and system functional verifications in accordance with engineering standards and customer requirements.
- Review, interpret, and validate engineering drawings, P&IDs, control diagrams, network schematics, and test documentation.
- Troubleshoot controls issues, support root‑cause analysis, and implement corrective actions.
Witness Testing & Customer Interface
- Participate in customer witness tests for BMS, EPMS, and PMS systems.
- Demonstrate system functionality, graphics performance, alarms, trending, load sequences, and integration results.
- Provide clear, professional explanations of system behavior, testing results, and compliance evidence.
Documentation & Reporting
- Ensure accurate documentation of all test results, deviations, corrective actions, and pre‑commissioning records.
- Maintain traceability and version control across all test artifacts.
- Verify accuracy of system graphics, naming conventions, point lists, and as‑built controls documentation.
- Manage test equipment inventory and ensure calibration and reliability of tools used for controls verification.
Continuous Improvement
- Provide structured feedback to improve controls test procedures, sequences, and commissioning workflows.
- Identify opportunities to optimize testing efficiency, automation, and documentation standardization.
- Support implementation of best practices across BMS/EPMS/PMS testing activities.
- Mentor team members by sharing expertise in controls diagnostics and integration techniques (non‑supervisory development).
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 help.join@vertiv.com
.