Senior Linux Systems Administrator - India
Tower Research Capital - New York, NY

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Tower Research Capital India Pvt. Ltd., an affiliate of the high-frequency proprietary trading firm Tower Research Capital LLC (“Tower”), seeks a highly-skilled Senior Linux Systems Administrator to lead our Systems team in India. The Senior Linux Systems Administrator will help oversee the maintenance of over 2,800 servers in 50 locations worldwide while supporting more than 300 users globally. Tower has over 150 high-capacity, low-latency, direct private lines between our sites, and we use the latest high-performance servers, network switches, and network cards. This role is available at Tower Research Capital India’s office in Gurgaon, India.

  • Building and leading a small team of systems administrators
  • Debugging dropped packets, whether at the network, NIC, OS, or application layers
  • Troubleshooting kernel panics and system hangs
  • Analyzing performance issues
  • Fine-tuning processes to run with the least jitter
  • Supporting an office of over 50 people (with most coming from IIT) in Gurgaon, India and supporting other remote users in Asia
  • Directing support for our continuously active servers, lines, and low-latency network during the India daytime hours
  • Installing, configuring, and deploying fully-distributed Red Hat Linux systems
  • Collaborating with the Systems team in New York to maintain Tower’s existing colocation facilities across Asia and to set up new facilities
  • Taking a role in researching, testing, recommending, implementing, and maintaining cutting- edge, ultra low-latency systems and network technologies
  • Participating in an on-call rotation
Qualifications If you have not used the following commands, please do not apply: vmstat, top, uname, ps, emacs/vi, svn, git, make, rpm, ping, tcpdump, wireshark, nfsstat, traceroute.
  • A bachelor’s degree in computer science from a top-tier university
  • Five years of experience in Red Hat Linux administration
  • Experience maintaining Cisco, Windows, and PC hardware
  • Fluency in at least one scripting/coding language
  • Hands-on knowledge of SSH, iptables administration, NFS, DNS, DHCP, and LDAP
  • Experience with Open Source applications to build enterprise-level systems (i.e., Nagios, SmokePing, MRTG, etc.)
  • Proven troubleshooting experience
  • Expertise in maintaining Cisco ports/VLANs/dot1.x settings in any office environment
  • Ability to read and interpret English-language technical documents
  • Ability to speak business-level English
  • The indefinite right to work in India
Candidates should also be:
  • Organized, responsible, and meticulous
  • Proactive and willing to take initiative
  • Able to manage and prioritize multiple tasks in a fast-paced environment
  • Able to work both with a team and independently
  • Available to work in New York City for 2-3 months during an initial training period
  • Competitive salary
  • Five weeks of paid vacation per year
  • Lunch and dinner on a daily basis
  • Cab facility within Gurgaon
  • Health club allowances

About this company
Tower Research Capital LLC is a financial services firm located in New York that specializes in quantitative trading and investment...