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Delan Associates Inc.

engineering opportunity

Senior Mainframe z/VM & Linux Systems Engineer

Install, configure, and maintain IBM z/VM environments and Linux on IBM Z virtual servers. Perform system upgrades, capacity planning, and implement automation for provisioning and monitoring tasks.

Phoenix, Arizona, United StatesonsiteCONTRACTOR

Posted

About the role

What will you do at Delan Associates Inc.?

Experience: 10+

Contract: Long Term

‼️ Only GC, USC‼️

Key Responsibilities

  • • 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:
  • o z/VM
  • o Linux on IBM Z (RHEL, SUSE, or Ubuntu for s390x)
  • o IBM Z hardware platforms
  • o Virtual machine provisioning and administration
  • • Experience with:
  • o DIRMAINT
  • o RACF or equivalent security administration
  • o TCP/IP networking
  • o Shared File System (SFS)
  • o CMS
  • o CP commands and system management
  • • Strong Linux administration skills:
  • o User management
  • o Storage management
  • o System tuning
  • o Shell scripting
  • o Performance troubleshooting
  • • Experience supporting virtualized enterprise workloads.

Preferred Qualifications

  • • Experience with:
  • o IBM z16, z15, z14, or z13 platforms
  • o LinuxONE environments
  • o IBM Wave for z/VM
  • o OpenShift on IBM Z
  • o Kubernetes
  • o Docker / Podman containers
  • o Ansible automation
  • o Git and DevOps tools
  • • Familiarity with:
  • o Db2
  • o WebSphere
  • o MQ
  • o CICS integration
  • o 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.

Which skills does this role require?

Linux on IBM ZIBM Z HardwareDIRMAINTRACFTCP/IP NetworkingShared File SystemCMSShell ScriptingIBM z/VMs390xRHELUbuntuSFS

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