Apptad Linux & HP-UX System Administrator – L3 Support
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Job Location:
Spring, TX - USA
Monthly Salary:
Not Disclosed
Posted on:
1 hour ago
Vacancies:
1 Vacancy
Job Summary
Job Title : Linux & HP-UX System Administrator L3 Support
Location :Spring TX 77389
Job Summary:
We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL/SUSE) and HP-UX environments. This role involves advanced troubleshooting performance tuning patching clustering and automation across mission-critical infrastructure. The ideal candidate will be responsible for ensuring high availability security and compliance of Unix/Linux systems.
Key Responsibilities:
Linux Administration (RHEL/SUSE)
- Perform OS installation patching upgrades and security hardening.
- Manage Red Hat Satellite Server for patching and lifecycle automation.
- Configure and troubleshoot LVM NFS SAN storage and cluster file systems.
- Conduct crash diagnostics using kdump kexec and core dump analysis.
- Implement clustering solutions (RedHat Cluster SUSE HAE).
- Optimize performance using tools like perf strace and OSWatcher.
HP-UX Administration
- Manage LVM cluster file system creation and volume resizing.
- Handle failover/failback operations in ServiceGuard cluster environments.
- Perform OS patching firmware updates and advanced troubleshooting.
- Use tools like SAM Ignite-UX GlancePlus and MeasureWare.
Automation & Monitoring
- Develop scripts using Ansible and Shell for automation and monitoring.
- Configure logging and health checks using rsyslog OSWatcher etc.
Security & Compliance
- Collaborate with security teams for vulnerability remediation.
- Implement system hardening and ensure compliance with IT policies.
Incident & Problem Management
- Provide L3 support for critical incidents and root cause analysis.
- Document resolutions and contribute to knowledge base and SOPs.
Required Skills:
- 7 10 years of experience in Linux and HP-UX system administration.
- Strong expertise in RHEL 7/8/9 SUSE Linux and HP-UX 11.x.
- Proficiency in Red Hat Satellite Server LVM clustering and SAN/NAS storage.
- Advanced troubleshooting and performance tuning skills.
- Strong scripting knowledge (Shell Ansible).
Preferred Qualifications:
- Certifications: RHCSA/RHCE SLES HP-UX Certified System Administrator.
- Experience in cloud-based Linux environments (AWS Azure).
- Familiarity with ITIL processes and enterprise-grade monitoring tools.
Key Skills
- Air Freight
- Accounting & Finance
- Electrical Commissioning
- General Services
- Civil Engineering
- Linux
