Flow Traders is looking for an experienced Database Administrator (MariaDB/MySQL) in Hong Kong to join our growing global team of in-house database experts. You will be working across global teams on the setup, management and continuous evolution of a global database landscape constituting one of the cornerstones of our operations. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business. We value quick-witted, creative minds and challenge them to make full use of their capacities.

You will be primarily working with MariaDB, so deep technical knowledge and hands-on experience in tuning, troubleshooting, and scaling InnoDB-based systems are required. Familiarity with other data systems in our stack—SQL Server, ClickHouse—is a strong plus.

As a DBA, you will perform a variety of business-critical tasks, such as deployment of new databases; management of security accounts and implementation of database alterations, upgrades, and migrations. Further, you will be involved in more complex initiatives, including design, development, and deployment of new projects; maintenance and troubleshooting of global replication topologies; and management of high-pressure recovery situations.

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 technologies (L2/L3 switches and routers, firewalls and wireless) and Arista technologies (L2/L3 switches and routers)
• 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

Good to have:

• Routing protocols: BGP, OSPF, multicast routing [PIM SM/DM/SSM]
• Knowledge on switching concepts: VLAN, Spanning-tree protocol (RSTP, PVSTP+, 802.1q trunking), Port-Channel, VRRP/HSRP, CEF, ARP, TCAM and IGMPv2/3
• Desirable knowledge in 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
• Knowledge of Cisco and Arista L1 technologies
• Experience with China co-location setup

What We Offer

We like to think that talent grows at Flow and stays at Flow. To ensure this, we provide our employees with an extensive onboarding program, access to Flow Academy, the best working environment, the latest technology and continuous support. We go out of our way to retain the small business feeling with which we started and stimulate innovation and collaboration through teamwork and our non-hierarchical approach. We offer competitive salary, annual discretionary bonus and other fantastic perks and benefits, such as:

• Flow Academy for continuous learning and opportunities to attend domain-related conferences
• Comprehensive health insurance coverage
• In-house lounge with a bar, pool table and console games
• Daily catered breakfast and lunch with healthy snacks and drinks available throughout the day
• In-house hairdresser and massage therapist
• Personal trainers, weekly boot camps and a subsidized gym membership
• Annual company trip and a variety of events throughout the year
• Global rotations between our offices worldwide
• and more!

Flow Traders does not accept unsolicited resumes from any professional staffing or search firms. All resumes, and any other information identifying potential candidates, submitted to any employee at Flow Traders via-email, the Internet or directly without a valid and signed search agreement will be deemed free to contact by Flow Traders without any restrictions and no placement fee of any kind will be paid in the event the candidate is hired by Flow Traders.