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Network L2 Engineer

2 weeks ago

Central Region, Singapore Lenovo PCCW Solutions Full time $80,000 - $120,000 per year

Overview:

We are seeking a highly skilled and motivated Network L2 Engineer to join our ICT Infrastructure team. As a Network L2 Engineer -Day-to Day operations and project implementation of Client network infrastructure, which includes Palo Alto, Check Point and Fortigate firewalls, Cisco switches, Alcatel Switches, Aruba Clear Pass Policy Manager (CPPM), Cisco/Juniper Routers, Cisco/Aruba Wireless solution, Network Load balancers(F5) and other related devices. You will play a critical role in ensuring the New network infrastructure setup and Enhancement to existing network infrastructure, availability, performance, and security of our network services.

Responsibility:

  • Network Design: Plan & design LAN/WLAN solutions tailored to business requirements, including performing RF site surveys and analyzing coverage. Develop and document network topologies, capacity plans, and migration strategies for requirements such as technology refresh. Implement and tune Wi-Fi networks standards), optimize AP placement and coverage to ensure reliability.
  • Network Analysis and Implementation: Understanding the network scope and design as per the requirement and provide a solution to execute the projects. Act as a Senior resource to plot the configuration changes during Network migrations. Troubleshoot and resolve network issues, ensuring minimal downtime during critical network outages.
  • Network and Security Deployment: Deployment of LAN/WLAN, Security solutions including Design, build, configure, test and provide required documentation and maintenance support for Deployment scope of Work.
  • Firewall Management: Deploy, Configure, manage, and maintain Palo Alto and Check Point firewalls to ensure network security. and onboarding of this firewalls to respective central management console. Analyze, Implement and maintain firewall policies to control traffic and protect against threats. IPSEC configuration and understanding on IKE and Crypto map features.
  • Switch Management: Configure, Deploy and manage Cisco switches, ensuring optimal performance and network segmentation. Has experience in analyzing and proving plan for Tech-refresh configuration of Switches. Troubleshoot and resolve LAN connectivity issues in the critical environment.
  • Router Management: Configure, Deploy and manage Cisco Routers, ensuring optimal performance and network routing standards followed as per the design. Perform analysis and formulate plan for Tech-refresh configuration of Routers. Troubleshoot and resolve WAN Connectivity issues in the critical environment.
  • Access Control and Authentication: Administer Aruba Clear Pass Policy Manager (CPPM) for user authentication and access control. Radius configuration, Certificate upgrade/revocation configuration. Ensure compliance with security policies and standards.
  • Wireless Management: Deploy and configure the WLC on SSO and Flex connect and IAP or EWC concepts in Cisco wireless setup. AP management and RFID understanding. Implement and tune Wi-Fi networks standards), optimize AP placement and coverage to ensure reliability. Troubleshoot and resolve WLAN Connectivity issues in the critical environment.
  • Load Balancer Management: Able to deploy a new F5 LTM and setup a SSL Proxy configuration, VIP configuration and iRule configuration.
  • Documentation: Build accurate network documentation, including diagrams, configurations, asset inventory and SOPs.

  • Collaboration: Collaborate with other teams, including system administrators and security experts, to achieve common network goals.

  • Security Compliance: Ensure that network configurations and policies comply with industry best practices and security standards.

  • Automation: Any Automation skillset on Network and Security Deployment to support Project tasks enhancement is considered as added advantage

Qualifications:

  • Bachelor's degree in information technology, Computer Science, or a related field.
  • Cisco Certified Network Professional (CCNP) and PCNSE or equivalent certification is required.
  • Proven experience in managing Palo Alto, Check Point and Fortigate firewalls.
  • Proficiency in configuring and troubleshooting Cisco or equivalent switches and Routers.
  • Hands-on experience with Aruba Clear Pass Policy Manager (CPPM) or similar access control systems.
  • Proficient in OSPF and BGP configuration.
  • Strong knowledge of network protocols, routing, and switching, and Wi-Fi standards a/b/g/n/ac/ax)
  • Excellent problem-solving and analytical skills.
  • Excellent skillset on Network Analysis and Migration planning to handle Network projects
  • Effective communication and teamwork abilities.

Preferred Skills:

  • Hands-on experience with Ekahau, AirMagnet will be advantageous.
  • Industry certifications such Palo Alto Networks Certified Network Security Administrator (PCNSA), or Check Point Certified Security Administrator (CCSA) would be a plus.
  • Familiarity with network monitoring and management tools.
  • Experience in Advanced Network on Network Automation and ACI Infrastructure deployment.
  • Experience in Hybrid Network transition from on-premise networks to cloud.