Linux Systems Administrator - Working in a vibrant Financial environment, candidates will have at least 6 years Linux Systems Administration with any previous Banking / Financial experience beneficial.
Job Overview
The prospective candidate will be part of a highly technical team working to maintain and enhance the existing trading platforms as well as supporting clients with their implementation of Technology solutions. This is a key role with huge scope to learn new skills, and work with multiple teams.
Responsibilities and Duties
* The successful candidate will be part of a team of highly experienced Linux Sysadmins responsible for the smooth running of all internal systems (Exchange platforms) and associated systems: * Deployment and Maintenance of Software/OS/hardware using systems and configuration management tools (RH Satellite, ansible, etc.).
* Systems capacity planning; creating and maintaining a scalable system for Dev, QA, Test and Production environments.
* Manage backups and archiving systems / scripts.
* Patching / patch plans and implementation.
* Manage monitoring systems such as SolarWinds / Nagios.
* Projects working with the infrastructure and dev teams to enhance and improve the current technology to maintain a competitive advantage for the trading platforms as well as the company’s Technology’s suite of products. Areas include topics such as low latency tuning, build specification, research of new products and services, deployment tools, cloud implementation and distribution mechanisms.

* Assist the internal 1st line Linux support team where necessary: * Supporting the platforms during market opening hours, troubleshooting operational issues or assisting with upgrades.
* Participation in the support rota (coverage from 7am to 6.30pm) may be required during busy periods. (Early/Late shift cover as needed)
* Train / Mentor the 1st line team to improve their skills.

* Assist the company’s Exchange Technology clients through the lifecycle of the implementation process: * Initial specifications / RFP
* Installation / knowledge transfer / on-site support
* Integration with clients own existing systems - work with their infra teams as well as our projects and dev team to provide solutions.

* Provide Linux support and assistance to DevOps team.
* Prepare and maintain up to date documentation.
* Out-of-hour’s work will be required on occasion, including ad-hoc datacentre visits.
Required Skills/Experience
* 6+ years system administration experience within a RedHat (or RH derivative such as CentOS / Rocky Linux) based environment.
* Proficiency with Build, CI/CD systems and especially GIT.
* Previous experience with low latency systems or financial experience desirable.
* Scripting with Python and bash essential, other languages a bonus.
* Prior experience with cloud environments desirable (AWS / GCP). Terraform experience a bonus but not necessary.
* Database administration in replicated environments, (MySQL, Elastic, etc), Able to craft basic SQL queries.
* Webserver technologies, nginx, NodeJS, JavaScript, Python, Tomcat.
* Packaging and maintaining software in an RPM based environment.
* Building and maintaining RH based systems - PXEboot, kickstart, DNS, Ansible, RH Satellite highly desirable.
* Advanced networking skills via NetworkManager - VLANs, routing, load balancing, multicast, etc. desirable.
* Experience with backup systems (Veeam or similar).
* Proficiency with virtualisation software and configuration (e.g. VMware, Nutanix, Proxmox).
* Demonstrate strong verbal and written communication skills. Able to interact with multiple technical teams at different organisations.
* Strong analytical and organizational skills, with passionate attention to detail.
* Demonstrate good judgement in solving problems as well as identifying problems in advance and proposing solutions.
Benefits Include
* 25 days annual leave - not including bank holidays
* Private medical insurance
* Flexible working hours
* Company pension
* Group Policies - Life Assurance, Income Protection and Critical Illness
* Discretionary bonus
* Share Incentive Plan
* Electric Car Scheme
Enhanced Maternity and Paternity Policy