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Senior Network Engineer - Investment Bank, Trading System Infra

Chiyoda-ku, Tokyo · Information Technology
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 using various enterprise Network monitoring, analyzer and performance management tools
  • Manage and respond appropriately to alerts and users requests in accordance with corporate operational standards
  • Contribute ideas regarding Network Architecture and propose technical solutions to meet the needs of the business.
  • Work with the team to design, plan and execute changes requests such as firewall settings, device replacements, configuration changes and updates/upgrades.
  • Troubleshoot, diagnose and resolve LAN/WAN problems, performance and security issues
  • Cisco switch and router and firewall maintenance
  • 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.
  • Demonstrated ability to identify, recommend and execute improvements in a production network environment.
  • Expertise for multiple routing protocols (BGP, EIGRP, OSPF, static routing)
  • 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)
  • Technical knowledge of Transparent Firewall configurations (Nice to Have)
  • Cisco Nexus 9000 configuration experience (Nice to Have)
Language Requirements:
  • Professional level English communication skills.
  • Japanese language skills are a definite advantage. 
​*Applicants must have permission to work full-time in Japan and be available to interview in Tokyo at short notice.
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