Ensono · 22 hours ago
Senior Mainframe Systems Programmer - zVM
United States
Full-time
Remote
Senior Level, Lead/Staff
$85K/yr - $148K/yr
10+ years expEnsono is a client-facing company that focuses on making better happen for clients and employees alike. They are seeking a Senior IBM z/VM Systems Programmer to ensure the stability and efficient operation of information systems that support core functions and clients, involving monitoring, maintaining, and optimizing operating systems.
Cloud InfrastructureCloud ManagementCloud SecurityInformation ServicesInformation Technology
Responsibilities
Storage management, system backup/restore, tape encryption, disaster recovery planning
Support Incident and Change Management processes
Provide metrics tracking operational performance and quality of services delivered
Assist Data Center Operations to ensure SLAs are met
Coordinate system modifications with IT and business unit managers
Support multiple annual Disaster Recovery exercises across a diverse set of client environments
Manage z/VM systems:
Software
Availability
Network
Capacity and performance
Storage
Directory and security
Working in a collaborative multi-client Environment
Knowledge preferred of software:
Velocity Performance Suite (zVPS, zPRO, zVRM)
Broadcom / CA VM:Manager and composite products
IBM Dirmaint
IBM RACF
Off Hours Support as required/Participate in On-Call Schedule
Platforms: z/VM, z/VSE, Linux on IBM Z
Mentor junior team members with all areas of responsibility
Familiarity with the tool ServiceNow is preferred
Qualification
Required
Minimum of 10 years of experience or equivalent combination of education and experience
Ability to upgrade and maintain z/VM using VMSES
Install/administer z/VM related ISV products (e.g. CA-VM:Manager)
Ability to provision and manage virtual machines by manually manipulating VM directory and/or using tools such as VM:Secure or DirMaint
System network design and configuration at operating system level required with OSA, TCP/IP, and VSWITCH
Storage management, system backup/restore, tape encryption, disaster recovery planning
Support Incident and Change Management processes
Provide metrics tracking operational performance and quality of services delivered
Assist Data Center Operations to ensure SLAs are met
Coordinate system modifications with IT and business unit managers
Support multiple annual Disaster Recovery exercises across a diverse set of client environments
Mentor junior team members with all areas of responsibility
Preferred
Working knowledge of managing z/VM security with VM:Secure and RACF is preferred
z/VM performance/capacity tuning & reporting experience is preferred
Familiarity with the tool ServiceNow is preferred
Experience with Installation and implementation of SSI (Single System Image) is desired
Experience with, storage administration, DFSMS/VM, and virtual tape is helpful
Experience supporting z/VM to facilitate workloads: Linux on IBM Z, VSEn and z/VSE, CMS, z/OS
Experience with OSA-ICC, RSCS and VTAM is also helpful
Benefits
Unlimited Paid Days Off
Three health plan options through Blue Cross Blue Shield
401k with company match
Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
Paid Maternity Leave, Paternity Leave, and Sabbatical Leave
Education Reimbursement, Student Loan Assistance or 529 College Funding
Enhanced fertility coverage
Wellness program
Flexible work schedule
Depending on location, ability to take advantage of fitness centers
Company
Ensono
Ensono delivers managed IT services to optimize and modernize mainframes, infrastructure, and cloud for clients.
1001-5000 employees
H1B Sponsorship
Ensono has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (27)
2024 (20)
2023 (16)
2022 (19)
2021 (19)
2020 (7)
Funding
Current Stage
Late StageTotal Funding
unknown2021-04-14Acquired
Leadership Team
Jeff VonDeylen
Chief Executive Officer
R
Richard Dresden
Senior Vice President - Sales and Field Operations
Recent News
2026-01-19
2025-12-09
Company data provided by crunchbase