Job Details

Senior Mainframe Systems Engineer (z/VM & z/Linux Focus)

United States - 100% Remote

About the Role:

We are seeking a Senior Mainframe Systems Engineer with deep expertise in z/VM and z/Linux to join our team. This role will focus primarily on the installation, maintenance, and optimization of IBM z/VM and z/Linux environments, ensuring high availability, performance, and security.

While the primary focus will be on z/VM and z/Linux, our broader mainframe environment consists of z/OS, CICS, DB2, MQ, storage management, automation, and network infrastructure. The ideal candidate will have strong hands-on experience with IBM mainframe technologies and be capable of collaborating with teams responsible for the overall mainframe ecosystem.

Key Responsibilities:

Primary Focus: z/VM & z/Linux Administration

• Install, configure, and maintain IBM z/VM and z/Linux systems.
• Manage Linux on Z workloads, optimizing performance and scalability.
• Troubleshoot and resolve z/VM and z/Linux system issues.
• Implement security best practices and manage access controls.
• Support application deployments and middleware configurations on z/Linux.
• Mainframe System & Infrastructure Overview (Secondary Involvement)
• Work alongside teams responsible for z/OS, CICS, DB2, and MQ environments.
• Provide insight into how z/VM and z/Linux interact with broader mainframe services.
• Support storage and automation efforts where they intersect with z/VM and z/Linux.
• Contribute to capacity planning, performance tuning, and system automation.
• Technical Environment:
• Operating Systems: IBM z/VM, z/Linux, and z/OS
• Middleware & Databases: CICS, DB2, MQ (Mainframe & Distributed)
• Storage & Capacity Planning: IBM DASD, VTS, GDPS Global Metro Mirror
• Automation & Networking: IBM System Automation, Connect:Direct, IBM PAGENT, SuperSession
• Security & Protocols: RACF, TCP/IP, SMTP, FTP, SMS, Infoprint, TLS

Qualifications & Experience:

• 5-10+ years of experience in mainframe systems engineering, with a strong focus on z/VM and z/Linux.
• Proven expertise in IBM z/VM installation, customization, and maintenance.
• Strong knowledge of Linux on Z administration, performance tuning, and security.
• Experience with virtualization, workload management, and automation tools.
• Familiarity with mainframe networking, storage, and security protocols.
• Strong problem-solving skills and ability to collaborate across teams.

Preferred Certifications:

• IBM Certified System Administrator - z/VM & z/Linux
• Red Hat Certified Engineer (RHCE) or Linux on IBM Z certifications
• ITIL or relevant industry certifications

Why Join Us?

• Work in a specialized role focused on z/VM & z/Linux within a complex mainframe environment.
• Be part of a team managing mission-critical infrastructure in a high-performance IT organization.
• Competitive salary, benefits, and career advancement opportunities.

If you are an experienced z/VM & z/Linux expert looking to take on a senior engineering role, we'd love to hear from you!

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