Mainframe z/VM & Linux Engineer

Compu-Vision Consulting Inc.

Phoenix, AZ

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JOB DETAILS

SKILLS

Ansible, Automation, CPU (Central Processing Unit), Change Management, Computer Security, Continuous Deployment/Delivery, Continuous Integration, DevOps, File Management, File Systems, Hardware Configuration Management, High Availability, Hybrid Cloud, IBM Product Family, IBM Rexx Programming Language, IBM Sysplex, IBM VM Operating System Family, ITIL (IT Infrastructure Library), Identify Issues, Input/Output, Linux Administration, Linux Distributions, Linux Operating System, Machine Tool, Mainframe Computer, Maintain Compliance, Memory Hardware, Metrics, Network Configuration Management, Network Integration, Operational Support, Operations Processes, Operations Security (OPSEC), Performance Analysis, Performance Management, Problem Solving Skills, Product Lifecycle, Production Support, Production Systems, Python Programming/Scripting Language, RACF (Resource Access Control Facility), Red Hat Linux Operating System, Regulatory Compliance, Scripting (Scripting Languages), Security Compliance, ServiceNow, Software Engineering, Software Patches, SuSE Linux, Systems Administration/Management, Systems Analysis, Systems Maintenance, Ubuntu, Unix Shell Programming, Virtual Machine (VM), Virtualization, Work From Home, z-VM Operating System

LOCATION

Phoenix, AZ

POSTED

Today

Job Title: Mainframe z/VM & Linux Engineer
Duration: 6 months contract to hire
Work Location: Phoenix, AZ (Hybrid – 3days onsite, 2days WFH)
Compensation: Open Bill Rate

Overview:
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.

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

Mainframe z/VM & Linux Engineer

Compu-Vision Consulting Inc.

Phoenix, AZ

About the Company

Compu-Vision Consulting Inc.

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