Five Rings LLC - Careers
About Five Rings
Five Rings is a proprietary trading firm founded with a vision of combining strategy, innovation and technology to succeed in today’s global markets. With offices in New York, Boca Raton, London and Amsterdam, Five Rings trades in various domestic and international markets, both established and esoteric. Our team constantly seeks new opportunities, analyzes their risks and rewards, and creates strategies and tools to capitalize on them.
We have an open culture and encourage the flow of knowledge and ideas between all areas of the firm.
About the Role
We are seeking a hands-on professional for our growing systems administration team.
Systems Administrators are responsible for the workstations and servers of our rapidly expanding trading operations. In addition to all systems work both on the desktops and in the datacenters, Five Rings Systems Administrators frequently interact with users at various levels all across our organization.
We are a Linux shop both on the server side and the trader desktops.
Our firm runs Windows servers very rarely and Windows desktops as needed.
Skills & Attributes:
- Fluency in Linux administration is a must
- Experience in Debian/Ubuntu preferred
- Strong communication skills
- A demonstrated ability to work tasks to completion and tolerate frequent context switches
- Experience with:
- BIND
- Ansible
- Linux KVM
- Zabbix
- Google workplace collaboration and productivity tools
- Some Windows administration skills are a plus, but not required
- Experience scripting in bash and python is preferred, SQL and Perl a plus
- Knowledge of cybersecurity tools including 2FA, iptable rulesets, Malwarebytes, fail2ban, etc.
- Ability to move and install equipment weighing up to 50lbs
- Preference to apply a breadth of experience towards varied responsibilities in a small-shop environment
- Comfortable with hands-on work, racking and stacking in datacenters is commonplace
Responsibilities include:
- Installations of workstations on our trading floors and in offices
- Installations of servers and networking appliances in data centers, sometimes requiring travel
Additional tasks include:
- Hardware maintenance
- Large-scale build-outs, sometimes requiring travel, both domestic and international
- Installations of office appliances such as printers, phones, televisions, etc.
This role will be fully in-person based out of London.
To apply for this job please visit job-boards.greenhouse.io.
Explore Five Rings LLC - Careers online
Working in London
London is the capital and largest city of England and the United Kingdom, with a population of 9.1 million people in 2024. Its wider metropolitan area is the largest in Western Europe, with a population of 15.4 million. London stands on the River Thames in southeast England, at the head of a 50-mile (80 km) tidal estuary down to the North Sea, and has been a major settlement for nearly 2,000 years. Its ancient core and financial centre, the City of London, was founded by the Romans as Londinium and has retained its medieval boundaries. The City of Westminster, to the west of the City of London
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