Senior Network Operations Engineer

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Published:   2020/03/11


Contract to hire




¥ 10,000,000 Yearly

Required language

English: Fluent
English: Conversation


10 days


10,000,000+ JPY (Negotiable)

Working hours

08:40 - 17:40


Tokyo (Within 23 wards)


Visa Required
Visa to work in Japan required


You will be responsible for design, implementation and support of network infrastructure in Asia, with speciality in Japan extranet environment (eg client connectivity, low-latency trading environment and so on).

You need to manage and deliver network projects within the proposed budget and timelines. Your responsibility will also include client on-boarding process, conference calls to represent the network team, and answering technical questions raised by clients.

● Design, implement and support external-facing network environment
● Utilize existing and identify new technologies, solutions and services to meet network and connectivity requirements
● Maintain and enhance network services in line with business requirement in terms of stability, resilience and performance
● Implement global standard and best practices in all network infrastructure
● Maintain complete technical documentation
● Support and administrate firewall environment in line with IT security policy
● Suggest improvements to network performance, capacity and scalability
● Manage global / regional / local network project implementation
● Provide 2nd / 3rd level Asia Network operational support and implementation
● Provide consultations and operational support to business and IT units


● Minimum 5 years of technical and network operation experience in investment banking, financial institution or large enterprise environment
● Minimum 3 years of experience in exchange and client connectivity
● In-depth knowledge on network technology (spanning-tree, VLANs, routing & switching, MPLS, OSPF, EIGRP, BGP, ACL, NAT, multicast, HTTP / HTTPS, VPN, QoS, PTP)
Experience in Cisco (IOS and Nexus platforms), Juniper / Fortinet firewalls, F5 load balancers, Bluecoat Proxy, wireless network technology, network management tools (HPNA, Sevone, SMARTS, Wireshark, etc)
Knowledge in latency monitoring concepts and relevant industry solutions (Corvil, Nexus Data Broker, etc.)
● Strong diagnostic and analysis skills including troubleshooting of latency and availability issues in a global WAN environment
● Experience in analyzing NetFlow data and network packet analysis
● Ability to work independently in a highly dynamic environment, both individually and as a team
● Ability to manage multiple, often competing, priorities and tasks and follow through to completion on strict deadlines
● Ability to communicate with all levels of in-house, third-party vendors, and client users
● Relevant vendor certification (CCNP, CCIE preferred)
● Fluent spoken and written English