Senior Systems Administrator

Unisys Corporation

Job Overview

Location

USA Remote

Job Type

Full-time

Full Job Description

📋 Description

• Administer and support ClearPath OS2200 environments including installation, configuration, daily operations, and lifecycle management.
• Monitor system health, performance, availability, and capacity to ensure stable, secure, and efficient operations.
• Lead system upgrades, patching, maintenance, and environment changes using ITIL change management practices.
• Configure and support core platform services such as TCP/IP networking, batch processing, printing, storage, tape, and security controls.
• Analyze system performance trends, troubleshoot complex technical issues, and implement tuning improvements to optimize throughput and resilience.
• Support integration of ClearPath OS2200 with database, middleware, transaction, and application workloads across customer environments.
• Develop and maintain automation scripts, monitoring tools, and operational tooling to reduce manual effort and improve efficiency.
• Respond to incidents, participate in on-call support, and provide escalation management during critical outages or service disruptions.
• Create and maintain technical documentation, runbooks, operational procedures, and knowledge transfer materials.
• Partner with internal teams and customers to deliver reliable managed services, support disaster recovery readiness, and drive continuous service improvement.
• Support installation of Plateau/Firmware and upgrades, including ICs; capable of creating or updating an SCMS II configuration.
• Ensure compliance with U.S. export control regulations by maintaining eligibility for required government authorizations.

🎯 Requirements

• Strong expertise in ClearPath OS2200 system administration
• Mainframe OS installation, configuration, and monitoring experience
• Experience with TCP/IP networking, certificates, and system configuration
• Experience with workload automation tools (OpCon, Control-M, AMS)
• Experience with tape and storage management (STAR, Disk, VTL)
• Must be authorized to work and residing in the United States

🏖️ Benefits

• Unlimited paid time off
• 401(k) match
• Comprehensive healthcare
• HSA matching
• Ongoing learning opportunities

Skills & Technologies

Express

Senior

Remote

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Unisys Corporation

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About Unisys Corporation

Unisys Corporation provides information technology services and solutions to enterprises and governments worldwide. Its offerings include digital workplace services, cloud and infrastructure services, cybersecurity, enterprise computing, business process outsourcing, and industry-specific software. Founded in 1986 through the merger of Burroughs and Sperry, the company serves clients in the financial services, public sector, communications, and transportation sectors. Headquarters are in Blue Bell, Pennsylvania, and the company operates in over 20 countries.

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