[ref. f42496002] Network Security Engineer - Geylang

apartmentAmnet placeGeylang scheduleFull-time calendar_month10/7/25

AMNET Technology Pte Ltd is looking for an adept IT Professional with min 3 years of Networking Project experience in deploying and managing networking-related projects and has the ability to operate autonomously, troubleshoot and provide timely project updates or reports to stakeholders and team so to align on the same objective.

Job Responsibilities

To provide network support and services that enhance the overall IT operations. This includes managing core network services (RADIUS, DNS, DHCP) to ensure robust authentication, address allocation and domain name resolution for a streamlined and secure IT environment.

Daily Duties:

Server Room & Physical Devices

Ensure the server room is maintained under optimal environmental conditions and all physical networking devices are functioning correctly.

Network Services Management

Oversee and maintain essential network services, including RADIUS for secure authentication, DNS for domain name resolution, and DHCP for IP address allocation. Ensure these services are updated, properly configured, and integrated with other network systems.

Wireless Connectivity, Routing & Switching

Monitor and manage wireless networks, as well as back-end routing and switching devices, to guarantee reliable connectivity.

Perimeter Defense (Firewall)

Perform first-level monitoring of firewall systems, promptly addressing any unusual activity or potential threats.

Network Connectivity

Maintain Customer’s global network, internet, and domestic network connections, proactively identifying and resolving abnormalities in network traffic.

Core BCP System

Ensure operational readiness of the Core BCP system to support both on-site and remote work scenarios (hybrid environments).

Security & Patching

Regularly update and patch network devices to protect against zero-day threats and maintain enterprise-level security.

Addressing networking vulnerability highlighted by security team.

Ad hoc duties:

Vendor Management

Oversee renewals for networking devices and services, ensuring timely maintenance and support contracts.

Incident Response & Escalation

Respond promptly to system outages, escalate if necessary, and follow up with solutions and recommendations within defined SLAs.

Documentation & Processes

Assist in creating and updating IT processes and procedures to maintain clarity and consistency across the environment.

Project Work

Integration Support

Facilitate projects involving network-related components, ensuring they align smoothly with existing infrastructure and services.

Technical Expertise

Contribute effectively and articulate work packages, activity checklists and requirements for network implementations.

Job Requirements

Diploma or Degree in Computer Science, Information Technology or similar.
Preferably with Network Industry Certification (CCNA, CCNP) and Professional Security Certification.
Experience and knowledge in area of Network (Cisco Core Switches and Aruba), Firewalls (Fortinet), Cisco Embedded Wireless Controller (EWC) and Access Points (APs).
Experience and knowledge in Hyer-V VMs for network related services: DHCP, MFA and network monitoring systems and Azure laaS.
Experience in working with vendors on technology and services.
Good communication and interpersonal abilities with the capacity to interact effectively with technical and non-technical team members.
Possess a proactive problem-solving attitude, coupled with a robust background in IT project co-ordination skills to handle customer expectations and requirements.
Work Environment
Office environment.
Work-life balance.
Ongoing Training and Development Programs for Career Advancement.

Free access to office building facilities ie swimming pool, gym rooms, tennis court and BBQ pit.

Salary range: $4500 to $6000 with monthly mobile reimbursement claim max up to $80.

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