Extranet Network Engineer

1 week ago

Singapore Unison Consulting Pte Ltd Full time

Design, deploy, and maintain **Extranet networks** to enable secure and controlled access for external partners and vendors.
- Implement and manage **VPN solutions** (site-to-site, remote access, SSL VPN, IPsec VPN) to secure communication channels.
- Configure and maintain firewalls, VPN gateways, and related security infrastructure to protect Extranet and VPN traffic.
- Monitor and troubleshoot VPN and Extranet connectivity issues to ensure uptime and performance SLAs.
- Develop and enforce security policies for external network access, including identity and access management.
- Collaborate with internal IT teams and external partners to establish and maintain trusted network connections.
- Document network architecture, configurations, and procedures related to Extranet and VPN environments.
- Perform regular audits, vulnerability assessments, and compliance checks on VPN and Extranet systems.
- Provide support for incident response related to network breaches or access issues in Extranet/VPN areas.

**Requirements**:

- Good to have Bachelor’s degree in Computer Science, Information Technology, or related field.
- Experience in network engineering or administration with a focus on VPN and Extranet technologies.
- Strong hands-on experience with **VPN technologies**: IPsec, SSL VPN
- Working knowledge in configuring and managing **firewalls and VPN gateways**(Cisco ASA, Palo Alto, Fortinet, Check Point, etc.).
- Solid knowledge of network protocols including TCP/IP, BGP, OSPF, and routing principles.
- Familiarity with **network security best practices**, including encryption, authentication, and access controls.
- Experience with monitoring and diagnostic tools for VPN and network performance.
- Ability to document and communicate complex network configurations clearly.
- To work with business unit focal from start to end and deploy the solutions required to connect DBS and partners over the B2B Extranet network

**Preferred Qualifications**:

- Certifications such as **CCNA, CCNP or equivalent**:

- Experience with multi-vendor VPN environments and complex Extranet architectures.
- Understanding of Dot1Q, VXLAN, VRF and deployment
- Knowledge of cloud-based VPN solutions and hybrid cloud networking.
- Familiarity with network automation tools and scripting will be an advantage

**Working Conditions**:

- May require 24/7 on-call L3 support for critical network issues.
- Change requests timings are usually after 12am, with compensation time off.

Occasional travel to data center for support.

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