Senior Linux System Administrator

Job Profile:
As a Network Engineer at Greenland Investment Management, you will play a pivotal role in 
designing, maintaining, and enhancing high-performance network infrastructures that power our 
global trading systems. You will ensure seamless connectivity across exchange colocation setups, 
troubleshoot performance issues, and implement infrastructure changes to optimize trading 
performance. This position demands expertise in advanced networking technologies, scripting for 
automation, and a proactive approach to maintaining secure, low-latency systems essential for our algorithmic trading strategies.

Responsibilities:
- Manage connectivity at exchanges' colocation and troubleshoot any performance issues.
- Develop and maintain systems for automated monitoring of production and office infrastructure
- Design and implement high performance network infrastructure changes to improve trading 
performance and improve throughput.
- Management and troubleshooting of production servers and office infrastructure. Upgradation of 
packages / services as required.

Skills Needed:
- Solid understanding of the TCP/IP protocol.
- Experience with networking technology, Switches, Firewalls, packet capture and analysis
- Ability to code using scripting languages like Python and Shell scripts in Linux
- Proficient in RHEL and other Linux versions
- Firewall setup and management skills, IPsec and Site-to-site VPNs configuration and troubleshooting.
- Excellent communication skills in written & verbal