< Back to all jobs
Network Engineer
DNA AI TECHNOLOGIES PTE. LTD.
Cloud & InfrastructureProfessionalContractMarina, Raffles Place, People's Park, Cecil, Singapore
Job Description
Key Responsibilities
1. Network Architecture, Operations & Support
•
Design, configure, deploy, and maintain core enterprise network infrastructure, including switches, routers, firewalls, wireless networks, and load balancers.
•
Provide L2/L3 production support, managing complex incidents, service requests, and Requests for Change (RFCs) across network environments.
•
Lead network diagnostic troubleshooting during high-priority incidents and drive rapid root-cause analysis (RCA) and preventive resolution.
•
Perform proactive performance monitoring, capacity planning, latency optimization, and bandwidth utilization tracking.
•
Participate in rotating on-call shifts and scheduled after-hours maintenance activities.
2. Network Security, Governance & Compliance
•
Implement and manage next-generation firewalls (e.g., Palo Alto, Fortinet, Cisco ASA/Firepower), VPN gateways, and intrusion prevention systems (IPS).
•
Define and enforce network access control (NAC), perimeter security policies, micro-segmentation, and zero-trust security frameworks.
•
Oversee routine firmware updates, vulnerability patching, security risk assessments, and network audit compliance.
•
Drive Business Continuity Planning (BCP) and Disaster Recovery (DR) execution, ensuring seamless network failover protocols.
3. Automation, Cloud & Infrastructure Projects
•
Collaborate with enterprise architects and cloud operations teams to build and manage hybrid-cloud connectivity (AWS DirectConnect, Azure ExpressRoute, GCP Cloud Interconnect).
•
Develop and maintain network automation scripts (Python, Ansible, Terraform) to streamline configuration deployments and routine operational tasks.
•
Manage vendors, service providers, and telco carriers for WAN/SD-WAN link provisioning, circuit maintenance, and SLA compliance.
•
Create, update, and maintain comprehensive network topology diagrams (Visio), Standard Operating Procedures (SOPs), runbooks, and inventory records.
Qualifications & Requirements
Experience & Education
•
Total Experience: 5 to 8+ years of hands-on enterprise networking experience, preferably within a financial services, telecommunications, or regulated enterprise IT environment.
•
Education: Bachelor’s degree in Computer Science, Information Technology, Network Engineering, or a related discipline.
Technical Competencies
•
Routing & Switching: Deep expertise in core networking protocols including BGP, OSPF, EIGRP, STP, VXLAN, MPLS, and IPv4/IPv6.
•
Firewalls & Security: Hands-on administration of Palo Alto, Fortinet, Check Point, or Cisco ASA firewalls, site-to-site IPsec VPNs, and Remote Access VPNs.
•
Hardware Platforms: Strong command of enterprise-grade hardware (Cisco Catalyst/Nexus, Arista, Juniper, HPE/Aruba).
•
Load Balancing & SASE: Experience with F5 BIG-IP (LTM/GTM), Citrix ADC, or SD-WAN solutions (Velocloud, Versa, Silver Peak).
•
Network Automation: Proficiency in Python or Ansible for network configuration management and automated compliance checking.
•
Monitoring & Analysis: Experience using enterprise network monitoring and packet analysis tools (Wireshark, SolarWinds, PRTG, Splunk, ThousandEyes).
Industry Certifications (Preferred)
•
Cisco: CCNP Enterprise / CCNP Security or CCIE (a strong advantage).
•
Security & Cloud: PCNSE (Palo Alto), NSE 4+ (Fortinet), or AWS Certified Advanced Networking.
Key Soft Skills
•
Exceptional diagnostic, analytical, and troubleshooting mindset under high-pressure outage scenarios.
•
Strong written and verbal communication skills for presenting network changes and project updates to cross-functional stakeholders.
•
Proven ability to collaborate effectively with application support, cybersecurity, and cloud engineering teams.
Listing closes 6 Dec 2026.
Apply directly through the original listing. The employer’s page has the latest application details.