Network Engineer

Details: 1 Year Renewable Contract Duties: • Manage and support enterprise network infrastructure including routers, switches, firewalls, and load balancers in 24x7 production environments. • Install, configure, and maintain network hardware and software; manage user access, permissions, and authentication systems. • Ensure high availability, resilience, and performance through routine health checks, monitoring, and capacity planning. • Design, implement, and manage connectivity between on-premise data centres and cloud environments. • Support cloud VPC architecture, VPN (Site-to-Site / Client), and Direct Connect integration. • Troubleshoot hybrid connectivity issues across cloud and on-premises environments, coordinating with telecom providers as needed. • Configure and manage firewalls, security groups, NACLs, network segmentation, and zoning. • Implement security best practices aligned with regulatory standards and PCI DSS requirements where applicable. • Collaborate with the security operations team on vulnerability remediation, system hardening, and incident response. • Monitor network performance using tools such as SolarWinds, PRTG, CloudWatch, or equivalent platforms. • Analyse traffic patterns, latency, and throughput; proactively identify and resolve performance bottlenecks. • Investigate and resolve network outages, connectivity issues, latency, and packet loss in coordination with cloud teams, telcos, and third-party contractors. • Participate in major incident management processes and contribute to root cause analysis (RCA). • Implement network changes in accordance with change advisory board (CAB) processes; support deployments requiring network configuration updates. • Perform validation testing and rollback planning for all changes. • Manage network connectivity with external partners, payment gateways, and telecommunications providers. • Coordinate vendor provisioning, troubleshooting, and performance optimisation; monitor connectivity health post-provisioning. • Design and maintain network redundancy, failover mechanisms, and disaster recovery (DR) configurations. • Participate in DR exercises and validate failover readiness. • Maintain up-to-date network diagrams, configurations, SOPs, and operational runbooks. • Identify and recommend improvements for network performance, security, and scalability. • Provide after-hours support for incidents, scheduled maintenance, firmware/software updates, and critical network changes. Requirements: • Diploma or degree in Computer Science, Information Technology, Engineering, or equivalent. • Minimum 3 years of experience in network engineering or operations, supporting enterprise or mission-critical hybrid environments. • Hands-on experience with AWS networking services including VPC, subnets, route tables, security groups, NACLs, VPN, and Direct Connect; exposure to Azure or GCP is an advantage. Interested Applicants, please click Apply Now Chow Zi Qing R2199258 RevUp Proservices Pte Ltd EA.24C2366