Network EngineerIO TECH SOLUTIONS LIMITED • Hong Kong, Hong Kong SAR, Hong Kong

Network Engineer

IO TECH SOLUTIONS LIMITED • Hong Kong, Hong Kong SAR, Hong Kong

9 天前

职位类型

Quick Apply

职位描述

What You Will Do

Safeguard the continuity of our trading systems infrastructure and facilitate our traders in their day-to-day activities
Monitor and optimise our systems which host a wide range of applications
Be the driving force behind innovations, ranging from realizing new links between stock markets and our network to implementing solutions that optimise system stability / performance and reliability
Maintain and improve the existing network / infra / systems which also includes network orchestration and automation tasks
Manage, maintain and shape infrastructures, develop and enact contingency plans and provide secondary and tertiary support to our teams
Frequent contact with internal and external stakeholders (traders, data centers / colocations, third party suppliers)
Proactively lookout for ways to optimise performance

What You Need to Succeed

Bachelor's Degree or Professional Degree in Computer Science / Information Technology or equivalent

At least 3-5 years of experience in IT (support / optimization / deployments) to cover wide area networks, branch offices, cloud, multicast routing, security devices (firewalls) and wireless networks

Desired experience with support electronic trading systems within capital markets firm or equivalent industry (APAC regional knowledge)

Desired experience supporting environments with low latency networks, capture probes and network latency management systems

Strong knowledge of Cisco & Arista technologies (L2 / L3 switches and routers, firewalls and wireless etc.)

Understanding the specific IT needs of our organization (low latency, high performance, redundancy and high availability) and excel at resolving issues on the fly

Experience with Unix / Linux command line and networking stack

Hands-on scripting experience (Bash / Shell, Python and Salt)

Network related certification (example CCNP) is a plus

Knowledge in Cloud platform environments (AWS and GCP)

Knowledge of Data Center and cabling standards

Understanding of Project Management methodology and best practices

Able to produce quality documentation on network design, diagrams and support materials

Desire to adopt new technologies and ability to contribute as a team player

Desirable knowledge :

Routing protocols : BGP, OSPF, multicast routing [PIM SM / DM / SSM]

Knowledge on switching concepts : VLAN, Spanning-tree protocol (RSTP, MSTP), Port-Channel, VRRP / HSRP, CEF, TCAM etc.

Time synchronization protocols NTP, PTP (grandmaster, boundary clock, offset) and GPS

TCP analysis and traffic optimization with concepts as TCP Slow-start, Dup-Acks, Retransmits, SACK, Checksum and Seq Number

Security (VPN, IPSEC, SSL, Access-Lists)

Network Monitoring (Zabbix, SNMP, Netflow and Grafana)

WAN Connectivity (MPLS, Ethernet and DWDM)

Packet decoding and analysis tools such as tcpdump and wireshark

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Network Engineer • Hong Kong, Hong Kong SAR, Hong Kong

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