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Senior Network Engineer, Global High Frequency Trading (OPEN BUDGET!)

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 orchestr

IO Tech Solutions - Hong Kong - Full time

Salary: Budget is open (Basic + bonus + sign-on + other benefits)

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

Apply
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