We expect an Applications Support Engineer (Level 3) to:
- work closely with Support, QA and Development teams for setting up, configuring and maintaining new and existing applications as part of the infrastructure
- deploy, install, configure and maintain sophisticated Trading/Finance and related software
- configure bare metal & сloud instances to host various types of applications
- work on the administration of UNIX/Linux OS – installation, configuration and maintenance
- administrate UNIX/Cloud infrastructure – installation, configuration and maintenance
- deploy and configure cloud-based servers and networks provision servers and storage, configure firewalls, VPN, monitoring, etc.
- make key decisions for scalability, reliability and accessibility
- install and manage in-house developed and external well-known monitoring systems
- work with the GIT repositories
- implement automation activities in order to get rid of routines
- suggest improvements to the technical side of applications/environments as well as to the internal support processes in order to facilitate the maintenance of applications, monitoring of automated routine procedures and interaction between departments
- be proactive in identifying and troubleshooting problems in testing and production environments, (generating solutions and bug reports when required) and monitoring network and systems health and status, and continuously making improvements
- solve critical problems in applications’ configuration and environments these applications reside on (multicast routing/latency issues/packet loss/etc.) and in Systems, platforms and data such as: unavailability/ outage/ inconsistency/ misconfiguration/ data delays/ etc.)
- communicate with clients and partner companies’ engineers on technical subjects
- participate in an on-call support rotation to ensure 24x7x365 coverage for critical core and customer issues
- guide and mentor Tier II engineers
- share knowledge within the team and across other teams
Requirements:
- 3+ years of experience in UNIX/Linux administration
- experience working as a Tier III Support engineer
- strong experience with OS-level administration on Linux and/or UNIX
- experience in Amazon compute cloud
- hands-on scripting experience with Bash, Python, and/or Groovy
- experience with configuring CI/CD pipelines
- in-depth knowledge of TCP/IP and ISO/OSI stack
- experience in working with Apache, Nginx, HAproxy, Envoy, etc
- experience with networking (routing, IP, TCP, UDP, DNS) and Cisco
- experience with monitoring and logging tools (Zabbix, Elasticsearch, or OpenSearch, Grafana, Kibana, Dynatrace, Prometheus, etc.)
- know how to read and analyze errors in applications
- strong ability to troubleshoot and solve problems using analytical skills
- an ability to handle multiple tasks and projects simultaneously
- understanding of ITIL processes and routines
- good command of English (written and verbal)
Additional skills considered an advantage:
- knowledge of IP Multicast (RP, PIM, IGMP)
- experience in cluster technologies and high availability systems
- experience with SQL-like command language
- experience with Ansible
- knowledge of Java programming language
- experience with trading/exchange/risk management software usage
- experience with Atlassian software (JIRA, Confluence, FishEye, etc)
We offer:
- flexible schedule;
- work-from-home opportunity;
- paid vacation on 22 days
- insurance coverage (for you and your children)
- partial reimbursement for fitness memberships
- meal vouchers provided
- snacks and beverages are ways available
- workspaces with modern equipment