Job openings

Senior Devops Engineer

Responsibilities

  • Maintain our trading servers by measuring and monitoring availability, latency and overall system health.
  • Improve our systems through automation and evolve systems by pushing for changes that improve reliability and speed of development.
  • Troubleshoot network issues and work with telcos and hosting providers on optimizing our network paths.
  • Take full responsibility for servers under management and respond to production incidents/issues during agreed upon time windows.

Required Basic Qualifications

  • English level – upper-intermediate.
  • Positive attitude, ability to work under pressure.
  • Given overarching goals, be able to independently research, suggest and implement appropriate solutions.

Required Skills

  • Strong background in Linux/Unix Administration
  • Experience with automation/configuration management using either Puppet, Chef or an equivalent.
  • A working understanding of code and script (PHP, Python, Perl and/or Ruby).
  • Knowledge of best practices and IT operations in an always-up, always-available service.
  • Experience with MySQL or PostgreSQL (NoSQL experience is a plus, too, since we also use Elasticsearch and MongoDB).
  • Proficiency in computer networking; although certification is not required, must understand networks at the level of Cisco Certified Network Associate (CCNA) or better; must be able to configure and troubleshoot server network interfaces in complicated multi-interface, multi-VLAN environments.

Preferred Skills

  • Experience with high-performance networks and hardware such as 10GbE, 40GbE, Mellanox, Solarflare, Arista.
  • Good knowledge of network protocols stack: Ethernet, IP, UDP, TCP; OSI model; understanding of network equipment functions (switches, routers); understanding of routing mechanisms.
  • Experience with network-related administration/analysis tools such as tcpdump, Wireshark, protocol analyzers, capture tools, tcpdump/tcpreplay, etc. strongly preferred.
  • Understanding of Linux kernel performance-related settings, advanced IO and network protocol optimization techniques; ability to tune RHEL servers for low-latency / high-performance operations.

Contact Us