IT Infrastructure Specialist - Hybrid & Flexible

Siemens Mobility; Singapore; On-site; SGD 70,000 - 120,000; Full time

Benefits offered by this job

Flexible Work Environment

Competitive Compensation & Benefits

Values-Driven Culture

Continuous Learning & Development

Job summary

Siemens Mobility in Singapore is seeking a skilled Network Engineer to optimize enterprise IT and OT networks across plants, offices and data centers. You’ll configure VLANs, VPNs, firewall policies and network services to ensure reliability and security.

The role emphasizes hands-on networking with Layer 2/3 technologies, network monitoring, incident resolution, and collaboration with global teams. A Bachelor's degree in Computer Science or related field is required.

Qualifications

• Educational background in technology or engineering with a Bachelor's degree in Computer Science, IT, Network Engineering, Communication Engineering, Automation, or related discipline.

Responsibilities

• Operating and optimizing enterprise IT and factory OT networks across plants, offices, and data centers.
• Managing network infrastructure including switches, routers, firewalls, wireless controllers, access points, and WAN/SD-WAN.
• Supporting Layer 2/Layer 3 networking, VLANs, STP, routing, DHCP, DNS, NTP, IP addressing, VPNs, and related services.
• Ensuring wireless network performance, monitoring, troubleshooting, and coverage optimization.
• Maintaining network security and IT/OT segmentation with firewall policies, NAT, ACLs, VPNs, 802.1X, NAC, and cybersecurity compliance.

Skills

Networking fundamentals

L2/L3 networking

Network troubleshooting

English communication

Education

Bachelor's degree in Computer Science or related

Tools

VLANs

VPNs

Firewall policies

Job description

Siemens Mobility in Singapore is seeking a skilled Network Engineer to optimize enterprise IT and OT networks across plants, offices and data centers. You’ll configure VLANs, VPNs, firewall policies and network services to ensure reliability and security.

The role emphasizes hands-on networking with Layer 2/3 technologies, network monitoring, incident resolution, and collaboration with global teams. A Bachelor's degree in Computer Science or related field is required.