Senior Network Security Engineer — AI Cloud & Data Centers

Bitdeer Group; Singapore; On-site; SGD 120,000 - 170,000; Full time

Benefits offered by this job

Welfare benefits

Training and mentoring

Job summary

Bitdeer seeks a Network Security Engineer to join Bitdeer AI Cloud’s Infrastructure Security team. You will design and govern the multi‑AIDC network security architecture, implement automated governance, and reduce attack surfaces across data centers and cloud environments.

The role requires 5+ years in network security, expertise in Zero Trust, firewall policy, ZTNA, IaC, and automation with Terraform/Ansible, plus proficiency in English and Chinese.

Qualifications

• 5+ years in network security engineering.
• Strong command of network segmentation, Zero Trust, firewall & security-group policy, ZTNA and SASE.
• Familiar with public/private cloud network security (VPC/NSG, IaC).
• Policy-as-Code and automation skills (Terraform/Ansible; Python or Go).
• Experience with network monitoring/NDR, flow analysis and lateral-movement detection.
• AI data center / GPU cluster networking experience; InfiniBand/RoCE/UFM familiarity.
• eBPF-based observability (Tetragon/Cilium).
• CISSP/CCNP Security or equivalent certification.
• Working proficiency in English and Chinese.

Responsibilities

• Own the multi-AIDC network trust model and segmentation.
• Govern firewall rules, security groups, and ZTNA policies; drive policy-as-code and least-privilege.
• Build network policy drift detection and compliance-automation dashboards.
• Design employee-endpoint to AIDC access control with MFA.
• Establish east-west baselines and lateral-movement detection; escalate to SecOps as needed.
• Hardening of high-speed fabric, management/storage networks; align with hardware security.
• Own perimeter protection and DDoS mitigation with security/support trade-offs.
• Provide network-layer control mapping for SOC2/ISO/NIST audits.

Skills

Network security engineering

Network segmentation

Zero Trust

ZTNA

Firewall policy

SASE

Cloud network security

VPC/NSG

IaC

Policy-as-Code

Terraform

Ansible

Python

Go

NDR

Flow analysis

Lateral movement detection

InfiniBand/RoCE/UFM

eBPF observability

Tetragon

Cilium

CISSP

CCNP Security

Bilingual English/Chinese

Education

CISSP

CCNP Security

Tools

Zscaler

Terraform

Ansible

Tetragon

Cilium

InfiniBand

RoCE

UFM

Job description

Bitdeer seeks a Network Security Engineer to join Bitdeer AI Cloud’s Infrastructure Security team. You will design and govern the multi‑AIDC network security architecture, implement automated governance, and reduce attack surfaces across data centers and cloud environments.

The role requires 5+ years in network security, expertise in Zero Trust, firewall policy, ZTNA, IaC, and automation with Terraform/Ansible, plus proficiency in English and Chinese.