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Unix System Administrator
Unison Consulting Pte Ltd
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Unix System Administrator
Job summary
A leading consulting firm in Kuala Lumpur is seeking an experienced Unix System Administrator. This role involves managing RHEL systems, middleware platforms, and messaging systems, while performing system tuning and automation of administrative tasks. Ideal candidates will have 5+ years of relevant experience and strong troubleshooting skills. This position offers a chance to work in a dynamic environment and requires effective communication with technical teams.
Qualifications
- 5+ years of experience as a Unix System Administrator.
- Strong understanding of RHEL 7/8 and middleware platforms.
- Experience with messaging systems like IBM MQ and Apache Kafka.
Responsibilities
- Install and maintain RHEL servers in various environments.
- Administer middleware platforms including JBoss EAP and WebLogic.
- Manage and tune messaging systems such as IBM MQ and Kafka.
- Automate tasks using shell scripting or Ansible.
Skills
Tools
Job Summary:
We are seeking an experienced Unix System Administrator to manage and support enterprise-level Red Hat Enterprise Linux (RHEL) systems, middleware platforms (JBoss, WebLogic), and messaging platforms (IBM MQ, Apache Kafka). The role involves installation, configuration, patching, performance tuning, troubleshooting, and ensuring high availability of systems and applications.
Key Responsibilities:
- Install, configure, and maintain RHEL servers in physical and virtualized environments.
- Administer and manage middleware platforms including JBoss EAP and Oracle WebLogic Server.
- Manage messaging systems: IBM MQ (queues, channels, security) and Apache Kafka (brokers, topics, partitions).
- Perform system and application performance tuning and troubleshooting.
- Plan and apply OS and middleware patches/upgrades with minimal downtime.
- Monitor system health, capacity, and security using appropriate tools.
- Automate routine administrative tasks using shell scripting or Ansible.
- Work with application teams for deployment and environment configuration.
- Ensure backup, disaster recovery, and failover readiness.
- Document configurations, procedures, and incident resolutions.
Required Technical Skills:
- Operating Systems: RHEL 7/8 (installation, tuning, security hardening).
- Middleware: JBoss EAP, Oracle WebLogic (deployment, clustering, JVM tuning).
- Messaging: IBM MQ administration, Kafka setup & monitoring.
- Scripting: Bash, Shell, or Python for automation.
- Tools: Ansible, Nagios/Zabbix/Prometheus, Git.
Soft Skills:
- Excellent troubleshooting and problem-solving skills.
- Strong communication skills for collaboration with application and infrastructure teams.
- Ability to work under pressure in production support environments.
Nice to Have:
- Experience with containerization (Docker, OpenShift, Kubernetes).
- Knowledge of CI/CD pipelines (Jenkins, GitLab).
- Exposure to cloud platforms (AWS, Azure).
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.