Network Engineer

Maestro Human Resource Pte Ltd; Singapore; On-site; SGD 50,000 - 73,000; Full time

Benefits offered by this job

5 day work week (Jurong East)

Job summary

Maestro Human Resource Pte Ltd is seeking a Network Operations Specialist to perform routine network operations and maintenance, supporting on-premises and AWS cloud environments. You will monitor performance, troubleshoot incidents, and ensure secure, reliable connectivity.

The role requires a diploma or degree in IT or a related field, at least 1 year of experience, and knowledge of TCP/IP, routing & switching, VLANs, firewalls, VPNs, and AWS networking services.

Qualifications

• Diploma or Degree in IT/related field.
• Minimum 1 year of network operation experience.
• Strong knowledge of TCP/IP, routing and switching, VLAN, firewall, VPN, wireless networks and security.
• Hands-on troubleshooting, incident management, and root cause analysis.
• Experience with network monitoring, log analysis and performance monitoring.
• Experience with firmware upgrades, patch management and production changes.
• Good analytical, troubleshooting and communication skills.
• Ability to coordinate with multiple stakeholders and work independently.
• Experience with AWS networking services (VPC, Route Tables, SGs, NACLs, Transit Gateway).
• Certs such as CCNA/CCNP/AWS certs preferred.

Responsibilities

• Perform routine operation, monitoring, and preventive maintenance of network infrastructure.
• Monitor network performance, availability, and capacity to ensure service delivery.
• Analyze logs to identify abnormalities and perform root cause analysis.
• Respond to incidents and service disruptions per SLAs.
• Plan firmware upgrades, software patching, and security updates.
• Support change management with impact assessment and rollbacks.
• Maintain network documentation and incident logs for transparency.
• Coordinate with vendors and internal teams to troubleshoot issues.
• Support AWS cloud networking and hybrid connectivity between on-prem and cloud environments.
• Participate in on-call support and after-hours maintenance.

Skills

TCP/IP

Routing & Switching

VLAN

Firewall

VPN

Wireless Networks

Network Security

Incident management

Root cause analysis

Education

Diploma or Degree in Computer Engineering, IT, CS, Telecommunications

Tools

Network monitoring tools

Log analysis

Performance monitoring

Job description

About the role

Perform routine network operations and maintenance to ensure stable, secure, and efficient network infrastructure supporting both on-premises and AWS cloud environments.

Key responsibilities

• Perform routine operation, monitoring, and preventive maintenance of network infrastructure including switches, routers, firewalls, wireless equipment, and network management systems to ensure optimal performance.

• Monitor network performance, availability, and capacity to maintain stable and reliable service delivery.

• Analyze network logs to identify abnormalities, diagnose issues, and conduct root cause analysis for timely resolution.

• Respond to and resolve network incidents, service disruptions, and performance degradation in accordance with established SLAs.

• Plan, coordinate, and execute firmware upgrades, software patching, and security updates for network devices to maintain security and functionality.

• Support change management activities by assessing impact, implementing changes, validating outcomes, and planning rollback procedures.

• Maintain accurate network documentation, configuration records, maintenance reports, and incident logs to support operational transparency.

• Coordinate with vendors, stakeholders, and internal support teams to troubleshoot technical issues and resolve network problems efficiently.

• Support and maintain AWS cloud networking infrastructure and connectivity between on-premises and cloud environments to ensure seamless hybrid network operations.

• Participate in on-call support and scheduled maintenance activities outside normal working hours as required to maintain network uptime.

About you

• Diploma or Degree in Computer Engineering, Information Technology, Computer Science, Telecommunications, or related discipline.

• Minimum 1 year of experience in network operation, maintenance, and support.

• Strong knowledge of TCP/IP, Routing & Switching, VLAN, Firewall, VPN, Wireless Networks, and Network Security.

• Hands-on experience in network troubleshooting, incident management, and root cause analysis.

• Experience with network monitoring tools, log analysis, and performance monitoring.

• Experience in firmware upgrades, software patch management, and network change implementation in production environments.

• Good analytical, troubleshooting, and communication skills.

• Ability to work independently and coordinate effectively with multiple stakeholders.

• Experience with AWS Cloud networking services including VPC, Route Tables, Security Groups, Network ACLs, Transit Gateway, Site-to-Site VPN, Direct Connect, and hybrid cloud networking (preferred).

• Relevant certifications such as CCNA, CCNP, AWS Certified Advanced Networking, AWS Solutions Architect Associate, or equivalent (preferred).

5 day week @ Jurong East area (near MRT)