Linux Administrator

Job Type: Contract
Posted: over 2 years ago
Contact: May Anne Ramos
Reference: 214461_1626926968

Linux Administrator
  • Global financial services company
  • 12 months contract, renewable
  • Work location: Shenton Way
The Opportunity
  • Familiar with the usage and installation of applications in Redhat Linux systems.
  • Have hands-on experience in a REDHAT Satellite server.
  • Experienced in setting up, administering servers and its configurations.
  • Configure DNS, Iptables and support SMTP services as required.
  • Regularly monitor and maintain a log of the critical services, performance of servers including monitoring of CPU, disk space, memory utilization.
  • Strong knowledge on Filesystem and logical volume management.
  • Participate in the implementation of project and additionally provide post-project support to customers.
  • Strong knowledge on writing shell scripts and Ansible for automation.
  • Ability to troubleshoot system level issues related to OS.
  • Provide break-fix solutions on hardware/software when needed.
  • Participate in "On Call" weekly shift supporting off hours and weekend activity. This is rotating assignment shared with other members of the team.
Your Background
  • Solid relevant experience in (Jboss EAP, EWS, JON, Apache) is preferred
    • Experience with JDBC, JMS, MQ and integration of multiple messaging service practices/troubleshooting/performance tuning for JBoss EAP (Redhat) 6.1 & above
    • Jboss Enterprise Web server /Apache Experience, JDBC/JMS configuration and code deployment on JBOSS
    • Experience with Standalone, domain mode Jboss and experiencing in building out HA,clustered environment.
    • Involve in ongoing research, development and testing of WebSphere, IBM HTTP Server and Security Vulnerability. This includes configuration of DMZ environment
    • In addition, the group engages in setup, deploys, security management, capacity management, and will coordinate backup / restore and system recovery activities. It also supports infrastructure architecture, application integration, projects setup and deployments.
    • Triaging and resolving issues with WebSphere and associated technologies. Trouble shooting of WAS environment and applications (Analyze JVM logs, Trace Logs, FFDC, native logs, java core, heap dumps)
    • Performance tuning WAS, WPS byconfiguring caching, queuing, pooling, heapsize and optimizing other JVM parameters
    • Writing JACL/Jython, Unix shell Scripting for administration
    • F5 load balancer.
  • Hands-on experience required on the below Tools:
    • Jenkins
    • Nagios
    • EG monitor/Dynatrace
  • Certification Required in Websphere9/Jboss EAP
  • Red Hat Certified System Administrator (RHCSA) and Red Hat Certified Engineer (RHCE )
  • AWS DevOps/SysOps will be an added advantage

Interested parties please click "Apply Now" or contact May Anne Ramos (EA Reg no: R1110127) at for more information.
Peoplebank Singapore Pte Ltd, EA Licence Number: 08C5248.