Network Engineer (MNC)

Argyll Scott; Singapore; On-site; SGD 60,000 - 85,000; Full time

Job summary

Argyll Scott in Singapore is seeking an experienced Network Engineer to support enterprise network infrastructure across design, project delivery, and operations, ensuring reliable, secure, and high-performing services.

You will plan, implement and optimize networks, including wireless, remote access and cloud connectivity, work with internal teams and vendors, and lead efforts to improve availability and resilience while adhering to security policies.

Qualifications

• Diploma or Degree in IT/CS/CE or related discipline.
• At least 6 years of relevant experience in network engineering or enterprise network infrastructure.
• Experience supporting multi-site network environments and delivering infrastructure projects from planning through implementation.
• Demonstrated ability to coordinate third-party providers and ensure delivery against agreed requirements.
• Strong understanding of enterprise networking concepts (IP, routing, switching, DNS, DHCP, VPN).
• Hands-on experience configuring and troubleshooting enterprise network infrastructure and security appliances.
• Experience managing firewall policies, secure remote access and high-availability configurations.

Responsibilities

• Plan and deliver network infrastructure initiatives, including office expansions, infrastructure upgrades, network migrations and wireless improvements.
• Gather technical requirements and develop implementation plans, testing procedures and contingency arrangements.
• Perform hands-on network configuration, deployment, migration and implementation activities.
• Design, maintain and improve network infrastructure across enterprise connectivity, wireless networks, remote access and cloud environments.
• Prepare and maintain network designs, architecture documentation, addressing plans and configuration standards.
• Work closely with internal technology teams to deliver network solutions that support business and application requirements.
• Identify opportunities to improve network availability, performance, scalability and resilience.
• Coordinate infrastructure upgrades, security patching, configuration reviews and recovery testing.
• Explore automation opportunities to improve operational efficiency and configuration consistency.

Skills

IP networking

Routing

Switching

Network security

Firewall policies

VPN

Wireless infrastructure

Cloud networking

Network monitoring

Education

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

Tools

Network monitoring tools

Cloud platforms (AWS/Azure/GCP)

Job description

Network Engineer

Job Description

We are looking for an experienced Network Engineer to support enterprise network infrastructure, covering network design, project implementation, operational support and security. The successful candidate will play a key role in maintaining reliable, secure and high-performing network services across the organisation.

Key Responsibilities

Network Infrastructure & Project Delivery

• Plan and deliver network infrastructure initiatives, including office expansions, infrastructure upgrades, network migrations and wireless improvements.

• Gather technical requirements and develop implementation plans, testing procedures and contingency arrangements.

• Perform hands‑on network configuration, deployment, migration and implementation activities.

• Design, maintain and improve network infrastructure across enterprise connectivity, wireless networks, remote access and cloud environments.

• Prepare and maintain network designs, architecture documentation, addressing plans and configuration standards.

• Work closely with internal technology teams to deliver network solutions that support business and application requirements.

• Identify opportunities to improve network availability, performance, scalability and resilience.

• Coordinate infrastructure upgrades, security patching, configuration reviews and recovery testing.

• Explore automation opportunities to improve operational efficiency and configuration consistency.

Network Operations & Support

• Provide advanced technical support for network incidents, service requests and escalations.

• Monitor network performance, availability and capacity, investigating potential issues and implementing corrective measures.

• Perform root cause analysis and implement preventive measures to minimise recurring incidents.

• Coordinate network changes in line with established operational procedures.

• Participate in on‑call support and scheduled maintenance outside standard working hours when required.

• Maintain network service availability and performance in accordance with agreed operational targets.

Network Security & Risk Management

• Implement and maintain network access controls, firewall policies, secure connectivity and network segmentation.

• Ensure network infrastructure adheres to security standards, configuration baselines and patching requirements.

• Identify security weaknesses and coordinate remediation activities.

• Support security assessments, compliance reviews and audit‑related activities.

• Follow established IT governance, operational and information security policies.

Vendor Management & Documentation

• Support technical evaluations, requirements gathering, procurement exercises and vendor selection.

• Coordinate external service providers throughout implementation and ongoing support activities.

• Monitor service quality against contractual commitments and manage maintenance arrangements, renewals and infrastructure lifecycle requirements.

• Maintain accurate technical documentation, network diagrams, asset records and operational procedures.

Requirements

Education & Experience

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

• At least 6 years of relevant experience in network engineering or enterprise network infrastructure.

• Experience supporting multi‑site network environments and delivering infrastructure projects from planning through implementation.

• Demonstrated ability to coordinate third‑party providers and ensure delivery against agreed requirements.

Technical Competencies

• Strong understanding of enterprise networking concepts, including IP networking, routing, switching, network addressing, DNS, DHCP, VPN and traffic management.

• Hands‑on experience configuring and troubleshooting enterprise network infrastructure and security appliances.

• Experience managing firewall policies, secure remote access, network segmentation and high‑availability configurations.

• Knowledge of enterprise wireless infrastructure, deployment planning and performance optimisation.

• Familiarity with network monitoring, diagnostics and performance management tools.

• Understanding of network security principles, vulnerability remediation and infrastructure hardening.

• Working knowledge of public cloud networking and connectivity between on‑premises and cloud environments.

• Exposure to access control technologies, modern network security architectures and secure connectivity solutions.

Certifications

• Relevant professional networking certifications are preferred.

• Vendor‑specific networking or security certifications would be advantageous.

Personal Attributes

• Independent and proactive, with strong ownership of technical responsibilities.

• Analytical and methodical in troubleshooting complex technical issues.

• Effective communicator with the ability to engage internal stakeholders and external service providers.

• Able to manage competing project and operational priorities.

• Willing to learn and adapt to evolving infrastructure and security technologies.