Data Center Systems Engineer

Data Center Systems Engineer

Location: Ho Chi Minh City or Hanoi, Vietnam

Employment Type: Full-Time

About ONION

ONION provides software and operational solutions for data center environments, supporting mission-critical facilities across the region.

We are looking for a motivated engineer to join our Global Operations Team and develop expertise in Data Center Systems, Building Management Systems (BMS), Electrical Power Monitoring Systems (EPMS), and Operational Technology (OT).

Key Responsibilities

• Support and operate software platforms used in data center environments
• Participate in system deployment, configuration, testing, and commissioning
• Troubleshoot system, network, and integration issues
• Support integration between controllers, facility systems, monitoring platforms, and software applications
• Work with industrial communication protocols such as BACnet, Modbus, and SNMP
• Collaborate with internal teams, partners, and customers to ensure reliable system operation
• Support regional projects across Asia

Requirements

• Bachelor's degree in Engineering, Computer Science, Information Technology, Electrical Engineering, Electronics Engineering, Telecommunications, or a related field
• 1-5 years of experience in engineering, IT infrastructure, networking, automation, system integration, or related technical disciplines
• Strong analytical and troubleshooting skills
• Hands-on attitude with a willingness to learn new technologies
• Ability to work independently and as part of a team

Preferred Qualifications

• Experience with networking fundamentals and TCP/IP
• Familiarity with BACnet, Modbus, SNMP, or similar communication protocols
• Exposure to automation systems, BMS, EPMS, SCADA, or data center environments
• Ability to communicate in English within an international working environment

Why Join ONION?

This role offers a unique opportunity to build expertise across:

Data Center Operations • IT Infrastructure • OT Systems • Critical Facility Technologies

You will gain hands-on experience in mission-critical environments and develop a long-term career in one of the fastest-growing industries supporting AI, cloud, and digital infrastructure.