Senior Mainframe z​/VM & Linux Systems Engineer

IBM Z/VM Environment Administrator

Install, configure, administer, and maintain IBM z/VM environments.

Provision and manage Linux on IBM Z (s390x) virtual servers.

Perform system upgrades, migrations, patching, and capacity planning.

Monitor system performance and optimize resource utilization.

Support high-availability and disaster recovery solutions.

Configure and maintain virtual networking, storage, and security components.

Troubleshoot operating system, virtualization, and infrastructure issues.

Implement automation for provisioning, monitoring, and system administration tasks.

Collaborate with application, database, storage, and network teams.

Develop and maintain technical documentation and operational procedures.

Participate in on-call support and production incident resolution.

Required

Skills & Experience:

5+ years of experience supporting IBM Mainframe environments.

Strong hands-on experience with:

z/VM

Linux on IBM Z (RHEL, SUSE, or Ubuntu for s390x)

IBM Z hardware platforms

Virtual machine provisioning and administration

Experience with:

DIRMAINT

RACF or equivalent security administration

TCP/IP networking

Shared File System (SFS)

CMS

CP commands and system management

Strong Linux administration skills:

User management

Storage management

System tuning

Shell scripting

Performance troubleshooting

Experience supporting virtualized enterprise workloads.

Preferred Qualifications:

Experience with:

IBM z16, z15, z14, or z13 platforms

LinuxONE environments

IBM Wave for z/VM

Open Shift on IBM Z

Kubernetes

Docker / Podman containers

Ansible automation

Git and Dev Ops tools

Familiarity with:

Db2

Web Sphere

MQ

CICS integration

Hybrid cloud architectures (AWS, Azure, OCI)

Experience with security and compliance frameworks in financial services environments.

Education:

Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent experience.

Desired

Soft Skills:

Strong analytical and troubleshooting skills.

Excellent verbal and written communication abilities.

Ability to work independently and within cross-functional teams.

Experience supporting large-scale banking, insurance, or government environments is highly preferred.

Nice to Have:

IBM Certified z/VM System Programmer

Red Hat Certified Engineer (RHCE)

SUSE Certified Administrator

Experience with Mainframe Modernization and Linux workload migration initiatives.