Senior Network Security Engineer: Design, Secure & Optimize

OPENSOURCE PTE. LTD.; Singapore; In loco; SGD 90.000 - 150.000; Tempo pieno

Descrizione del lavoro

OPENSOURCE PTE. LTD. in Singapore seeks an experienced Enterprise Network and Security Engineer to design, implement, and optimize complex network and security infrastructures. You will work across campuses and data centers, leading architecture refreshes and incident response.

You will collaborate with cybersecurity and infrastructure teams, manage Check Point and Palo Alto firewalls, VPNs, and network devices, and produce documentation, diagrams, and design standards.

Competenze

• Minimum 5 years' experience in enterprise network and security engineering.
• CCNA/CCNP or higher certification.
• Firewall certifications Check Point and Palo Alto.
• Strong knowledge of TCP/IP, routing and switching, VLANs, DNS, DHCP, VPN, and security technologies.
• ITIL Foundation Certification.

Mansioni

• Perform network architecture design, capacity planning, technology evaluation, and infrastructure modernization initiatives.
• Manage and support network security solutions, including firewalls, VPNs, NDR systems, and network access controls.
• Administer and troubleshoot Check Point firewalls, NAT, VPN, clustering, and security monitoring.
• Manage and support Extreme Networks switches, routers, fabric solutions, and network management platforms.
• Work with cybersecurity and infrastructure teams to deliver secure and resilient solutions.
• Lead network troubleshooting and root-cause analysis for production issues.
• Develop and maintain network diagrams, SOPs, and design standards.
• Collaborate with cybersecurity, infrastructure teams to deliver secure and resilient solutions.
• Initiate network/security infrastructure projects, technology refreshes, migration activities, and operational improvements.
• Assist in IT audit, develop and update SOP related to Network, Security domain.

Conoscenze

Network Infrastructure

Layer 2 & 3 Switching

Dynamic Routing (OSPF/BGP/VRRP)

Enterprise Network Architecture

Network Monitoring Tools

VPN Technologies

Security Policy Design

Network Access Control

Wireless Networking

Zero Trust

TCP/IP & Networking Fundamentals

WAN/LAN Segmentation

Formazione

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

Strumenti

CCNA/CCNP certification or higher

Check Point Certified Security Administrator/Engineer

PCNSA/PCNSE certification

ITIL Foundation Certification

Descrizione del lavoro

OPENSOURCE PTE. LTD. in Singapore seeks an experienced Enterprise Network and Security Engineer to design, implement, and optimize complex network and security infrastructures. You will work across campuses and data centers, leading architecture refreshes and incident response.

You will collaborate with cybersecurity and infrastructure teams, manage Check Point and Palo Alto firewalls, VPNs, and network devices, and produce documentation, diagrams, and design standards.