An Investment Management Company based in Aberdeen is seeking an experienced Senior Systems Engineer that will be working within a small team that covers trading, operations, and development. This role would at most times be the sole Systems Engineer on the team and will be required to have his/her own initiative in ensuring that projects assigned will run smoothly with minimal supervision in a fast-paced environment.
Responsibilities:
* Maintain and support the server and network infrastructure distributed across three London data centres
* Build, deploy, and optimise trading servers and services, market data normalisers, network and storage devices
* Work with Development and Trading teams to build systems for new projects and support issues on current platforms
* Build out automated and scalable infrastructure while ensuring security and lowest possible latency
* Help define and refine our growing network, compute and storage infrastructure
* Deploy new data centre locations as well as new trading and storage systems
* Perform data centre management
* Research and test new server and network hardware
* Support and troubleshoot system issues
* Design and implement systems to automate system deployment and monitoring
Requirements:
* At least three years of professional Linux or systems experience with increasing responsibility and scope of work
* Expertise with server management in a data centre environment: hardware platforms and software (BIOS, RAID, HBA, IPMI)
* Solid Windows and Linux knowledge. Server network troubleshooting experience
* Knowledge of monitoring tools (syslog, snmp, Nagios, LibreNMS, Prometheus, Grafana, etc.)
* Understanding of network and OS security
* Functional knowledge of spanning tree, LLDP, VPN, link aggregation, packet capture, BGP, OSPF, VLAN
* Exposure to virtualisation and containerisation (KVM, ESXI, LXC, Proxmox)
* Knowledge of network file systems (CEPH)
* Database support exposure (Postgresql, influxdb, MariaDB)
* Data centre management expertise (remote hands, cross connects, config management, etc.)
* Experience with high-speed (at least 10Gb) host networking
* Experience with general configuration (automation, CI/CD, and deployment tools)
* Demonstrated scripting abilities (Bash and/or Python preferred)
Preferred Qualifications:
* Exposure to trading systems and exchange connectivity - Market data, reference data, ISVs
* Background troubleshooting and optimising performance in networked systems
* Experience building and configuring bare metal server systems (OS and system management, boot servers, DHCP)
* Proficiency with Ansible
* Familiarity with network operating systems (Cumulus)
* AD domain management (LDAP / AD / IPA), and RHEL
* Server network troubleshooting experience
* Data centre design and support abilities, including server hardware and firmware, OS builds and optimisations
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