Principal Linux Administrator

Unisys Corporation; Connecticut; On-site; USD 110,000 - 160,000; Full time

Job summary

Unisys Corporation is seeking a seasoned Linux Systems Administrator to lead enterprise Linux infrastructure across multiple locations. You will install, maintain, and troubleshoot systems, drive automation, and advise on tooling, networks, and databases.

The role emphasizes leadership of technical teams, disaster recovery planning, and alignment of infrastructure with business goals, including cloud (OCI/Azure) and on-prem environments. U.S. citizenship required.

Qualifications

• BA/BS degree or equivalent experience.
• Expert-level Linux systems administration with enterprise infrastructure design.
• Proven ability to lead technical teams and advise across the organization on complex issues.
• Experience with Red Hat Linux, KVM and clustering, AIX, Unix and VMware.
• Knowledge of disaster recovery and high-availability in cloud environments (OCI and Azure).

Responsibilities

• Lead Systems Administration across the company and guide less experienced team members.
• Design, develop, and maintain Systems Administration infrastructure (OS, virtualization, cloud, directory services).
• Provide infrastructure leadership and consult on complex issues.
• Remediate daily incident tickets and drive system compliance and reliability.

Skills

Linux systems administration

Technical leadership

Automation tooling

Disaster recovery planning

Cloud infrastructure design

Education

BA/BS degree

Master's degree

Tools

VMware

KVM

Oracle Cloud OCI

Microsoft Azure

Job description

What success looks like in this role:

U.S. citizenship and U.S. residency required.

Position Summary

The Linux Admin provides ongoing Systems Administration support, including installation, maintenance, and troubleshooting of hardware, software, applications, and connectivity components for Linux environments across multiple locations. This role provides technical support and advises on the use of programming tools, database systems, and networks.

Operational responsibilities include remediation of daily incident tickets, system compliance, system run enhancement, testing, staging, policy/procedure enhancement, client contact coordination, and operational recommendations to address availability and reliability issues on Linux systems, while playing a lead role in shaping Linux systems strategy across the company.

Core Responsibilities

Leadership & Strategy

• Plays a lead role in Systems Administration across the company, building on responsibilities such as:

• "May serve as team lead, allocating work assignments, ensuring work-load balance across the team and providing technical and procedural guidance for less experienced team members."

• Ensures alignment of systems design and strategy with corporate business requirements and objectives.

• Initiates and implements automation and process intelligence tools to support data-driven decisions, increased efficiency, andAI integration.

Business & Systems Alignment

• Applies extensive knowledge of the business and user community in systems design, development, and support.

• Translates long-term business requirements into systems and infrastructure design.

• Contributes to the design, development, and maintenance of Systems Administration infrastructure (operating systems, virtualization platforms, Cloud infrastructure, directory and identity services, monitoring and management, middleware and applications).

Infrastructure & Technical Advisory

• Provides infrastructure leadership for hardware and software systems support.

• Advises and consults company-wide on the resolution of unique, complex, or business critical issues.

You will be successful in this role if you have:

• BA/BS degree and 8+ years of relevant experience OR equivalent combination of education and experience.
• Master's degree preferred.
• Expert-level expertise in Linux systems administration and enterprise infrastructure design.
• Proven ability to lead technical teams and advise across the organization on complex, business-critical issues.
• Experience with Red Hat Linux, including KVM and clustering.
• Experience with AIX.
• Familiarity with Unix.
• Familiarity with VMware.
• Required knowledge of disaster recovery (DR) and high-availability (HA) principles, including in cloud environments - Oracle OCI and Microsoft Azure.
• U.S. Citizenship and U.S. residency required.

#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 [e-mail] or alternatively Toll Free: 888-560-1782 (Prompt 4). US job seekers can find more information about Unisys' EEO commitment here.