Senior Network Engineer

EIRE Systems partners with a major financial institution in Tokyo, to manage a dedicated infrastructure for a suite of proprietary Trading Systems and other critical business applications.
 
Working onsite at our client's Tokyo head office, the role functions as a member of a team of Network and Server specialists to both support the production environment and to engineer improvements to the environment to enable expansions and increased complexity.
 
We have a fantastic new opportunity for an experienced Senior Network Engineer for an immediate opening in this team.

The Senior Network Engineer will : 

• Represent the network team, as the senior networks SME during critical client meetings.
• Validate technical feasibility of requests coming from the client
• Review plans for changes prior to submission for change approvals.

...and function as a member of the team to:

• Monitor the health of the network and respond appropriately to alerts and users requests in accordance with corporate operational standards
• Perform maintenance activities on Cisco switches and routers (Cisco Nexus 9000/3000 among others) and firewalls (Palo Alto, Cisco ASA); working with the team to design, plan and execute changes such as firewall settings, device replacements, configuration changes and updates/upgrades.
• Troubleshoot, diagnose and resolve LAN/WAN problems, performance and security issues
• Contribute ideas regarding Network Architecture and propose technical solutions to meet the needs of the business.
• Work on network engineering projects aimed at reducing manual workload through automation.
• Contribute towards Network Automation transformation, Software Defined Networking and CI/CD for zero touch deployment (Network as Code); Develop, test, present for reviews and implement approved automation solutions.
• Adhere to Network Engineering documentation standards for all changes/requests
• Create and update detailed network diagrams and reports.

 
Technical Requirements:

• Advanced level knowledge of layer 2 and layer 3 network designs and expertise in supporting a variety of enterprise Cisco switches and routers, preferably Cisco Nexus configuration experience.
• Expertise for multiple routing protocols (BGP, EIGRP, OSPF, static routing)
• Demonstrated ability to identify, recommend and execute improvements in a production network environment.
• Network troubleshooting skills utilizing tcpdump or other command line packet capture tools.
• Skills and experience parsing syslog messages
• Experience setting up, configuring and supporting firewalls, preferably Cisco ASA and Palo Alto. 
• Virtual Routing and Forwarding (VRF) knowledge (including working with multiple VRFs and inter VRF routing);
• Multicasting - configuration experience (Preferred)
• ​Knowledge/experience designing, implementing and/or supporting New Generation Datacenter Network Design, e.g.: Spine-Leaf architecture (Preferred)
• Scripting skills for automating network administration tasks, preferably using Python (Preferred)
• Experience in one or more automation frameworks such as Ansible, Saltstack or Nornir (Preferred)

 
 
​*Applicants should be eligible to work full-time in Japan and be available to physically access the the client site in Tokyo as and when needed.

Technical Requirements:

• Advanced level knowledge of layer 2 and layer 3 network designs and expertise in supporting a variety of enterprise Cisco switches and routers, preferably Cisco Nexus configuration experience.
• Expertise for multiple routing protocols (BGP, EIGRP, OSPF, static routing)
• Demonstrated ability to identify, recommend and execute improvements in a production network environment.
• Network troubleshooting skills utilizing tcpdump or other command line packet capture tools.
• Skills and experience parsing syslog messages
• Experience setting up, configuring and supporting firewalls, preferably Cisco ASA and Palo Alto. 
• Virtual Routing and Forwarding (VRF) knowledge (including working with multiple VRFs and inter VRF routing);
• Multicasting - configuration experience (Preferred)
• ​Knowledge/experience designing, implementing and/or supporting New Generation Datacenter Network Design, e.g.: Spine-Leaf architecture (Preferred)
• Scripting skills for automating network administration tasks, preferably using Python (Preferred)
• Experience in one or more automation frameworks such as Ansible, Saltstack or Nornir (Preferred)