Position: Sr. Linux Engineer
Location: Jersey City, NJ
Duration: long term
Essential Functions
• Work on engineering related efforts to enhance/support our electronic trading business
• Work on Linux security related efforts
• Optimize servers for low-latency performance in a high frequency trading environment
• Bench mark new servers and storage including testing & validation of new hardware and software
• Work with products from vendors such as Fusion-io, Mellanox & Solarflare
• Provide Solutions/recommendations for various application groups
• Setup & support Linux and Oracle RAC clusters for High Availability
• Write complex Shell and Perl scripts
• Administration of SNMP based monitoring system
• Provide second level support to production environment of 2600+ Linux servers and in-house applications
Requirements:
• Must have Banking or Brokerage experience.
• Must have 8 plus years of experience with Linux operating systems
• Must have last 3 years of experience engineering low-latency solutions in a trading environment
• Must have excellent communication skills and be customer focused
• Strong troubleshooting skills in a high pressure environment working with network, security and development teams
• Strong understanding of IP protocol, multicast and other network concepts
• Strong understanding of enterprise level Linux security & implementation
• Experience in server performance tuning (kernel, memory, network)
• Experience with analyzing server core dumps
• Experience with client/server services like NIS, NFS, X …
• Experience supporting, configuration and troubleshooting applications using middleware messaging such as TIBCO/RV
• Experience troubleshooting Java server applications
• Experience with large storage systems like NetApp, EMC, HP …
• Shell and Perl scripting and/or C or C++
• Understanding of storage principles in high performance environment (RAID, file systems, Solid State Disk, 10 Gb, Infiniband etc.)
• Knowledge of Oracle and Sybase performance tuning principles
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