Raas Infotek
Hi,
Hope you are doing well.
I have an immediate requirement, please let me know if you are interested in this role.
Role: Linux & HP-UX System Administrator Location :Spring, TX 77389 (Onsite) Mode : Contract
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: 710 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.
Thanks , Ravi Kumar Raas Infotek Newark, DE 19702 Direct No: 302-286-9894 Email: Ravi.kumar@raasinfotek.com
Hope you are doing well.
I have an immediate requirement, please let me know if you are interested in this role.
Role: Linux & HP-UX System Administrator Location :Spring, TX 77389 (Onsite) Mode : Contract
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: 710 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.
Thanks , Ravi Kumar Raas Infotek Newark, DE 19702 Direct No: 302-286-9894 Email: Ravi.kumar@raasinfotek.com