Linux Server Administrator

Job Description

The Linux Server Administrator will provide technical expertise for server administration, tuning and ensure all supported servers maintain smooth operations through high-availability and performance standards. 
The Linux Server Administrator will be working independently or in teams and have the ability to effectively gain insight and develop solutions to meet customer’s business needs.

Main responsibilities:

·    Linux server administration - server restart, service check and restart; syslogs check; System resource usage check (CPU, filesystem, RAM)
·    Familiarity with range of OSs: e.g. Ubuntu, CentOS, RedHat
·    Development of shell scripts for evaluation and automations 
·    Management of systems through virtualization technologies 
·    Ability to identify and narrow-down NW issues with OS, DB and middleware, familiarity with common NW protocols
·    Processing alerts in Linux server area and defining of exceptions
·    Coordination with security departments
·    Handle and process more complex tickets
·    Server Hardware – general hardware failure diagnosis; opening and coordination of hardware cases with the corresponding HW and Data Centre teams
·    Ensure that received tickets from Monitoring tools are accordingly troubleshooted to find the main cause and resolved or dispatched
·    Handle E-mails - Service requests are received via e-mail, which can result in opening of tickets
·    Follow best practice ticket management processes, i.e., ensuring tickets owned are handled and updated as per process and every effort is made to make service levels
·    Present a positive, effective and flexible contribution to achieving team targets and objectives
·    Collaborate with external Resolution Groups, including on-site teams, to ensure service levels are met or exceeded

Main requirements:

·    Linux server administration - server restart, service check and restart; syslogs check; System resource usage check (CPU, filesystem, RAM)
·    Shell scripting 
·    System Configuration
·    Virtualization SW: KVM, Hypervisor, LXC, or similar
·    Database (MongoDB, MySQL, Oracle)
·    Resource Management: load balancing, optimizing systems performance