Experienced/Lateral - Linux Systems Administrator

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.

Benefits

Additional Information

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.

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