What success looks like in this role: Job Summary Provides advanced Linux/Unix systems administration in a 24×7 NOC environment. Handles Level 1 escalations, performs deep troubleshooting, executes system maintenance, and ensures reliability of Linux/Unix-based infrastructure across multiple locations. Key Responsibilities 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. May also hold Windows credentials if permitted. #LI-JV1 This 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. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at GlobalRecruiting@unisys.com or alternatively Toll Free: 888-560-1782 (Prompt 4). US job seekers can find more information about Unisys’ EEO commitment here. Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations. Our solutions – cloud, AI, digital workplace, logistics and enterprise computing – help our clients challenge the status quo and unlock their full potential. To learn how we have been helping clients push what’s possible for more than 150 years, visit unisys.com and follow us on LinkedIn. https://www.unisys.com/unisys-legal/recruiting Notice for U.S. Applicants: Unisys is an Equal Opportunity Employer – Minorities/ Females/ Veterans/ Individuals with Disabilities/ Sexual Orientation/ Gender Identity