Network Lead / Senior Network Engineer

jobline resources pte. ltd.; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

jobline resources pte. ltd. seeks a seasoned Network Leader to oversee enterprise networking across multiple sites, data centers, cloud environments and remote users, ensuring high availability and performance.

You will mentor engineers, manage budgets and vendor contracts, and drive modernization with SD-WAN, SASE, ZTNA, and cloud connectivity.

The role requires 10–15 years in enterprise networking with 5+ in leadership; based in Singapore.

Qualifications

• Bachelor's degree in computer science, IT, or related field.
• 10–15 years in enterprise networking and infrastructure operations.
• At least 5 years in leadership or team management.
• Experience managing large-scale enterprise networks across sites, data centers and cloud.
• Proven ability with budget management, investments, and vendor contracts.
• Experience leading network transformation with SD-WAN, SASE, Cloud Networking, and Zero Trust.
• Experience with managed services providers and telecom vendors.
• Hands-on experience with core switching, enterprise routing, WAN, BGP, OSPF, MPLS.
• Hands-on with Wireless LAN, Enterprise WLAN, and access point deployments.
• Knowledge of Next-Gen Firewalls, ZTNA, SASE, NAC.

Responsibilities

• Lead day-to-day management of enterprise network infrastructure across multiple locations, data centers, cloud environments, and remote workforce networks.
• Ensure high availability, performance, and reliability of network services through proactive monitoring and maintenance.
• Establish and maintain network operational standards, SOPs, documentation, and governance controls.
• Lead major incident resolution and root cause analysis activities involving network outages and service degradations.
• Drive continuous service improvement initiatives to improve network availability, user experience, and operational efficiency.
• Define and implement network architecture roadmap aligned with business and cybersecurity objectives.
• Lead evaluation, design, and deployment of modern network technologies including: SD-WAN, SASE, ZTNA, Cloud Networking, Network Segmentation, NAC Solutions, Secure Remote Access, Network Automation
• Collaborate with Cybersecurity teams to strengthen network security posture through Zero Trust principles and defense-in-depth strategies.
• Drive network modernization and transformation programs across enterprise and cloud environments.
• Participate in technology evaluations, proof-of-concepts (POCs), and solution selection exercises.
• Ensure network security infrastructure is properly designed, configured, monitored, and maintained.
• Collaborate with Security Operations, Governance, Risk, and Compliance teams to meet internal and regulatory requirements.
• Ensure timely remediation of security vulnerabilities and network-related audit findings.
• Support security investigations, incident response activities, and forensic reviews when required.
• Manage relationships with network service providers, telecommunications operators, managed service providers, and technology vendors.
• Oversee delivery and performance of external vendors
• Establish and monitor service level agreements (SLAs), KPIs, and contractual obligations.
• Conduct periodic vendor performance reviews and drive continuous service improvements.
• Lead vendor selection, contract negotiations, and technology procurement exercises.
• Develop and manage annual network operational and capital expenditure budgets.
• Forecast technology refresh requirements and multi-year investment roadmaps.
• Identify opportunities for cost optimization and operational efficiency.
• Lead, mentor, and develop a team of network engineers and technical specialists.
• Assign resources effectively across BAU operations, projects, and strategic initiatives.
• Plan and manage network-related projects from initiation through implementation.
• Prioritize resources, workloads, and project deliverables based on business requirements.
• Drive adoption of network automation, orchestration, and Infrastructure-as-Code practices where applicable.
• Identify opportunities to improve operational efficiency using AI-assisted monitoring, automation, and predictive analytics.
• Implement proactive monitoring and health-check mechanisms to reduce outages and improve service reliability.
• Lead problem management initiatives and lessons-learned reviews following service disruptions.

Skills

Leadership

Budgeting

Vendor Management

Strategic Planning

Cross-functional Leadership

Project Management

Communication

Education

Bachelor's degree in Computer Science / IT / Engineering or related

Tools

SD-WAN

SASE

ZTNA

Cloud Networking

Network Segmentation

NAC Solutions

Secure Remote Access

Network Automation

BGP

OSPF

MPLS

Wireless LAN Controllers

Enterprise Wireless Networks

Next Generation Firewalls

VPN Technologies

IDS/IPS

Direct Connect/ExpressRoute

AWS Networking

Azure Networking

Google Cloud Networking

SolarWinds

Network Monitoring Platforms

CCNP

AWS Advanced Networking

Zscaler Certifications

Aruba Certifications

Job description

Responsibilities

Network Operations & Service Delivery

• Lead the day-to-day management of enterprise network infrastructure across multiple locations, data centers, cloud environments, and remote workforce networks.
• Ensure high availability, performance, and reliability of network services through proactive monitoring, maintenance, and continuous improvement initiatives.
• Establish and maintain network operational standards, SOPs, technical documentation, and governance controls.
• Lead major incident resolution and root cause analysis activities involving network outages and service degradations.
• Drive continuous service improvement initiatives to improve network availability, user experience, and operational efficiency.

Network Architecture & Transformation

• Define and implement network architecture roadmap aligned with business and cybersecurity objectives.
• Lead evaluation, design, and deployment of modern network technologies including:
  • SD-WAN
  • SASE
  • ZTNA
  • Cloud Networking
  • Network Segmentation
  • NAC Solutions
  • Secure Remote Access
  • Network Automation
• Collaborate with Cybersecurity teams to strengthen network security posture through Zero Trust principles and defense-in-depth strategies.
• Drive network modernization and transformation programs across enterprise and cloud environments.
• Participate in technology evaluations, proof-of-concepts (POCs), and solution selection exercises.

Network Security & Compliance

• Ensure network security infrastructure is properly designed, configured, monitored, and maintained.
• Collaborate with Security Operations, Governance, Risk, and Compliance teams to meet internal and regulatory requirements.
• Ensure timely remediation of security vulnerabilities and network-related audit findings.
• Support security investigations, incident response activities, and forensic reviews when required.

Vendor & Service Provider Management

• Manage relationships with network service providers, telecommunications operators, managed service providers, and technology vendors.
• Oversee delivery and performance of external vendors
• Establish and monitor service level agreements (SLAs), KPIs, and contractual obligations.
• Conduct periodic vendor performance reviews and drive continuous service improvements.
• Lead vendor selection, contract negotiations, and technology procurement exercises.

Financial & Budget Management

• Develop and manage annual network operational and capital expenditure budgets.
• Forecast technology refresh requirements and multi-year investment roadmaps.
• Identify opportunities for cost optimization and operational efficiency.

Leadership & People Management

• Lead, mentor, and develop a team of network engineers and technical specialists.
• Assign resources effectively across BAU operations, projects, and strategic initiatives.

Project & Resource Management

• Plan and manage network-related projects from initiation through implementation.
• Prioritize resources, workloads, and project deliverables based on business requirements.

Operational Excellence & Automation

• Drive adoption of network automation, orchestration, and Infrastructure-as-Code practices where applicable.
• Identify opportunities to improve operational efficiency using AI-assisted monitoring, automation, and predictive analytics.
• Implement proactive monitoring and health-check mechanisms to reduce outages and improve service reliability.
• Lead problem management initiatives and lessons-learned reviews following service disruptions.

Requirements

• Bachelor's Degree in Computer Science, Information Technology, Computer Engineering, Telecommunications, or related discipline.
• Minimum 10-15 years of progressive experience in enterprise networking and infrastructure operations.
• At least 5 years in a leadership or team management role leading network engineers and technical specialists.
• Proven experience managing large-scale enterprise network environments supporting multiple sites, data centers, cloud platforms, and remote users.
• Demonstrated experience managing operational budgets, technology investments, and vendor contracts.
• Experience leading network transformation initiatives involving SD-WAN, SASE, Cloud Networking, and Zero Trust technologies.
• Experience managing managed service providers and telecommunications vendors.
• Strong hands-on experience with:
  • a) Network Infrastructure: Core Switching, Distribution Switching, Enterprise Routing, WAN Technologies, BGP, OSPF, MPLS
  • b) Wireless Technologies: Wireless LAN Controllers, Enterprise Wireless Networks, Access Point Deployments, Wireless Troubleshooting and Optimization
  • c) Security Technologies: Next Generation Firewalls, Network Segmentation, VPN Technologies, IDS/IPS, NAC Solutions, ZTNA Platforms, SASE Platforms
  • d) Connectivity Services: MPLS Networks, SD-WAN, Internet Services, Cloud Connectivity, Direct Connect/ExpressRoute, Hybrid Network Architectures
  • e) Cloud Networking: AWS Networking, Azure Networking, Google Cloud Computing Networking, Hybrid Cloud Connectivity, Network Security in Cloud Environments
  • f) Monitoring & Management: SolarWinds, Network Monitoring Platforms, Capacity Planning, Network Performance Analysis, Traffic Analysis Tools
• Possess one or more of the following certifications: CCNP, AWS Advanced Networking, Zscaler Certifications, Aruba Certifications

Licence no: 12C6060