Senior Linux Systems Administrator – Leading Global Trading Firm
JOB DESCRIPTION:
Leading Global Trading Firm seeking an experienced Senior Linux Systems Administrator who has experience overseeing the maintenance of an enterprise environment (almost 3000 servers in 50 global locations). If you are an experienced Senior Linux Systems Administrator who has strong experience in enterprise environments then we want to hear from you!
Group Description
Leading High-Frequency Proprietary Trading Firm with their main office in downtown Manhattan is looking for an experienced Senior Linux Systems Administrator to join their Systems team in New York. The company culture and environment is very rare with a roof-deck, smart/casual dress and free food.
Role Description
The Senior Linux Systems Administrator will join their Systems team in New York. 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. They have over 150 high-capacity, low-latency, direct private lines between their sites, and they use the latest high-performance servers, network switches, and network cards.
Responsibilities:
- 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
- Helping to support their traders and developers
- Directing support for their continuously active servers, lines, and low-latency network during New York daytime hours
- Installing, configuring, and deploying fully-distributed Red Hat Linux systems
- Helping to maintain their existing colocation facilities and setting 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 Experience:
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
- Extensive 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
Personal Profile:
- 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
Key Words: Microsoft, Exchange, Messaging, Engineer, New York, Investment, Trading, Financial, Systems, Storage, Infrastructure, 2008 R2, Active Directory, SCOM, PowerShell.
This is an immediate priority hire, interviews are on going and early applications are advised. GQR also welcomes tentative enquiries from suitably qualified individuals.
Confidentiality and utmost discretion is 100% assured.
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