Mainframe zVM & Linux Engineer

TiltEdge Solutions LLC

Job Location:

Phoenix, AZ - USA

Monthly Salary: Not Disclosed

Posted on: 3 hours ago

Vacancies: 1 Vacancy

Job Summary

Position: Mainframe z/VM & Linux Engineer

Work Location: Pheonix AZ
Duration: Long Term Contract

The Role:

We are seeking an experienced Mainframe z/VM & Linux Engineer to support IBM Z virtualization environments and Linux on Z platforms. This role is responsible for provisioning maintaining and optimizing virtual machines and Linux systems running on z/VM ensuring high availability performance and secure operations in enterprise environments.

* This role requires employees to live in or around the Phoenix AZ area. You will be responsible to be onsite 3 days a week. We will consider candidates who are willing to relocate to the area.

Responsibilities:

z/VM Administration:

Install configure and maintain IBM z/VM systems
Manage lifecycle of virtual machines (guests):
- Provisioning
- Scaling
- Decommissioning
Administer z/VM components such as:
- DirMaint
- VMSES/E
- RACF for z/VM security
Apply system maintenance:
- RSUs PTFs APARs and service updates
Perform system IPLs and hardware configuration updates via HMC

Linux on Z Administration:

Install configure and maintain Linux distributions on IBM Z:
- RHEL SUSE Ubuntu
Support deployment and management of Linux workloads on z/VM
Ensure system stability performance and security compliance
Perform patching upgrades and vulnerability remediation
Manage file systems storage and network configurations

Operations & Support:

Monitor system performance and availability:
- CPU memory I/O utilization
- Workload performance and capacity
Troubleshoot and resolve system issues:
- Performance bottlenecks
- VM failures
- Linux system errors
Analyze logs and system metrics to ensure operational stability
Provide L2/L3 support for production environments

Automation & Integration

Automate provisioning and operational tasks using:
- REXX Shell scripting Python (preferred)
Support DevOps and integration initiatives:
- CI/CD pipelines
- Container platforms (Docker Kubernetes optional)
Assist application teams with deploying workloads on Linux on Z

Security & Compliance

Implement and maintain security controls:
- RACF integration for z/VM
- Linux OS hardening
Ensure compliance with enterprise standards and audit requirements
Support vulnerability management and patch remediation

Governance & Documentation

Maintain system documentation and configuration records
Ensure all changes follow:
- ITIL / ServiceNow change management processes
Support DR planning and execution for z/VM and Linux systems

Required Qualifications:

Strong experience with:
- IBM z/VM (z/VM 6.x / 7.x)
- Linux on IBM Z (RHEL/SUSE/Ubuntu)
Hands-on experience with:
- Virtual machine provisioning and management
- VM directory management (DirMaint)
- System maintenance (RSUs APARs VMSES/E)
Knowledge of:
- HMC operations and IPL processes
- Storage (DASD) and networking on z systems
Strong troubleshooting skills across:
- z/VM system issues
- Linux OS performance and configuration
Preferred Experience:
Knowledge of Sysplex networking and storage integration
- Experience with Monitoring tools (e.g. Grafana OMEGAMON) and Automation tooling (Ansible scripting)
- Exposure to Cloud integration / hybrid environments and Container workloads on Linux on Z

Position: Mainframe z/VM & Linux Engineer Work Location: Pheonix AZ Duration: Long Term Contract The Role: We are seeking an experienced Mainframe z/VM & Linux Engineer to support IBM Z virtualization environments and Linux on Z platforms. This role is responsible for provisioning maintaining and...