Linux / HP-UX System Administrator L3 Support

Linux / HP-UX System Administrator L3 Support

We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL / SUSE) / 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.

Base pay range

$100,000.00 / yr - $116,000.00 / yr

Key Responsibilities

• 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.
• Optimize performance using tools like perf , strace , and OSWatcher .

HP-UX Administration

Automation & Monitoring

Security & Compliance

Incident & Problem Management

Required Skills

Preferred Qualifications

Compensation and Benefits

A candidates pay within the range will depend on their work location, skills, experience, education, and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company policies. In addition, this role is eligible for the following benefits subject to company policies : medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year.

Disclaimer

HCL is an equal opportunity employer, committed to providing equal employment opportunities to all applicants and employees regardless of race, religion, sex, color, age, national origin, pregnancy, sexual orientation, physical disability or genetic information, military or veteran status, or any other protected classification, in accordance with federal, state, and / or local law. Should any applicant have concerns about discrimination in the hiring process, they should provide a detailed report of those concerns to secure@hcltech.com for investigation.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

IT Services and IT Consulting

Location

Dallas, TX

Referral Program

Referrals increase your chances of interviewing at HCLTech by 2x.

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