Senior Systems Engineer - AI-Enabled Enterprise Networks

Singtel Group; Singapore; On-site; Confidential; Full time

Job summary

Singtel is building an AI-first telco and seeks experienced network/infra engineers to design and manage enterprise network architectures for on-prem and hybrid cloud. You’ll oversee third-party integrations, configure complex networks, and ensure secure connectivity across data centres, cloud platforms and Kubernetes clusters.

Applicants should have a computer science degree and 5–10 years of network infra experience, API integration skills, CCNA, and exposure to AI tooling and GPU

Qualifications

• Bachelor’s degree in computer science or equivalent.
• 5–10 years of experience in enterprise network infra.
• API-based system integration experience.
• Experience using AI tools such as Claude, Cursor, Codex for prod apps.
• Possess CCNA or equivalent certification.
• Experience in AI training and GPU infrastructure setup.

Responsibilities

• Design and manage enterprise network architectures for on-premises and hybrid cloud environments and integration architectures with partners/vendors.
• Manage the integration of 3rd party applications with external and internal stakeholders.
• Configure and manage Layer 2/3 networks, VLANs, VRFs, Routing, NAT, Firewall Policies, VPN, Load Balancers.
• Design secure connectivity between Data Centres, Public Cloud, Kubernetes clusters, and enterprise apps.
• Plan IP addressing strategy and network segmentation.
• Troubleshoot complex network issues.
• Maintain network documentation and topology diagrams.
• System Integration, SAML/SSO Integration, architecture of software components, monitoring of microservices and API gateway platform, cybersecurity review.

Skills

Network engineering

Platform engineering

Systems engineering

API integration

AI tools

CCNA

AI training

GPU infrastructure

Education

Bachelor’s degree in Computer Science or equivalent

Job description

Singtel is building an AI-first telco and seeks experienced network/infra engineers to design and manage enterprise network architectures for on-prem and hybrid cloud. You’ll oversee third-party integrations, configure complex networks, and ensure secure connectivity across data centres, cloud platforms and Kubernetes clusters.

Applicants should have a computer science degree and 5–10 years of network infra experience, API integration skills, CCNA, and exposure to AI tooling and GPU