Night Shift L2 NOC Linux/Unix Systems Administrator

Unisys; Philadelphia (Philadelphia County); On-site; USD 85,000 - 120,000; Full time

Job summary

Unisys in the United States is seeking a Linux/Unix Systems Administrator to manage development, test, and production servers, including re-imaging, patching, configuration, and shell-level maintenance. You will diagnose and resolve complex OS and service issues, monitor performance daily, install and upgrade packages with yum, apt, or rpm, and perform root-cause analysis on incidents.

The role requires ability to support 24x7 operations with rotating shifts, U.S.

Qualifications

• BA/BS degree and 2-4 years of relevant experience.
• Strong experience with Linux/Unix troubleshooting and server administration.
• Ability to support 24x7 operations with rotating shifts.
• U.S. Citizenship or U.S. residency required.

Responsibilities

• Administers Linux/Unix development, test, and production servers including reloading, re-imaging, patching, configuration, and shell-level maintenance.
• Diagnoses and resolves complex Linux/Unix OS, service, and connectivity issues.
• Performs daily monitoring of Linux/Unix systems, services, and performance; initiates proactive remediation.
• Installs, removes, and upgrades Linux/Unix packages using native package managers (yum, apt, rpm, etc.).
• Owns Level 2 Linux/Unix-related tickets through resolution, including root cause analysis.
• Provides system evaluation reports and contributes to operational recommendations for Linux/Unix environments.
• Updates system records, ensures licensing compliance, and maintains accurate configuration data for Linux/Unix assets.
• Creates runbooks and how-to guides; trains Level 1 analysts on Linux/Unix procedures.

Skills

Linux/Unix troubleshooting

Server administration

Rotating shifts

Citizenship/residency required

Education

BA/BS degree

Job description

What success looks like in this role:

• Linux/Unix Systems Administration — Administers Linux/Unix development, test, and production servers including reloading, re-imaging, patching, configuration, and shell-level maintenance.
• Advanced Troubleshooting — Diagnoses and resolves complex Linux/Unix OS, service, and connectivity issues.
• Monitoring & Proactive Response — Performs daily monitoring of Linux/Unix systems, services, and performance; initiates proactive remediation.
• Software Management — Installs, removes, and upgrades Linux/Unix packages using native package managers (yum, apt, rpm, etc.).
• Incident Remediation — Owns Level 2 Linux/Unix-related tickets through resolution, including root cause analysis.
• Operational Reporting — Provides system evaluation reports and contributes to operational recommendations for Linux/Unix environments.
• Documentation & Compliance — Updates system records, ensures licensing compliance, and maintains accurate configuration data for Linux/Unix assets.
• Knowledge Transfer — Creates runbooks and how-to guides; trains Level 1 analysts on Linux/Unix procedures.

You will be successful in this role if you have:

• BA/BS degree and 2-4 years of relevant experience OR equivalent combination.
• Strong experience with Linux/Unix troubleshooting and server administration.
• Ability to support 24×7 operations and rotating shifts.
• U.S. Citizenship and U.S. residency required.
• Shift: 6pm - 6am EST

#LI-JV1This role may require access to export-controlled commodities and technology. Therefore, to conform to U.S. export control regulations, applicant should be eligible for any required authorizations from the U.S. Government.

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law. This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers.

US job seekers can find more information about Unisys' EEO commitment here.