Ensono · 5 hours ago
Senior Mainframe System Programmer/Hardware Configuration
United States
Full-time
Remote
Senior Level
7+ years expEnsono is a technology adviser and managed service provider that empowers clients to achieve key business outcomes. The Senior Mainframe System Programmer will be responsible for configuring mainframe hardware, supporting migrations, and resolving hardware issues within Ensono data centers.
Cloud InfrastructureCloud ManagementCloud SecurityInformation ServicesInformation Technology
Responsibilities
Define (GEN) mainframe equipment to be connected to Mainframe CPU
Support existing mainframe equipment for functionality, break/fix, and upgrades
Evaluate client systems for migrating into Ensono data centers
Evaluate proposed solutions for supportability
Qualification
Required
7 years experience working within a z/OS environment supporting Tape, DASD, CPU, and other mainframe hardware equipment
Experience creating HCD and IOCP for zOS, zVM, and zVSE in a complex, geographically dispersed multi data center environment
Be able to support multiple client hardware upgrades and data center migrations
Senior level familiarity with Z Series HMC and support element
Ability to lead new customer hardware migrations and current client hardware upgrades with little direction
Above average understanding of the network connectivity requirements for the mainframe, DASD and Tape subsystem HMCs
Ability to interact with account management and project managers
Experience interacting with vendors and geographically disperse Data Center support staff and implementation teams
Strong analytical, problem definition, and problem resolution skills
Able to follow multiple ITSM processes and procedures. Good familiarity with Excel, Visio and MS Project or their equivalent
Ability to evaluate proposed architecture for supportability prior to sharing with clients
The successful candidate will be able to design hardware solutions to meet client and business requirements
Above average knowledge of the z/OS operating system
Familiarity with tape and DASD replication methodologies for various mainframe vendors
Build and maintain mainframe DR configurations for multiple clients at multiple different Recovery Facilities
Participate in Disaster Recovery Tests
Familiarity with data encryption technologies on the mainframe
Familiarity with Putty
Ability to mentor and train Jr. Hardware Configuration team members
Preferred
Knowledge of z/VM or z/Linux considered a plus
Benefits
Unlimited Paid Days Off
Three health plan options
401k with company match
Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement
Paid childbearing and paternal leave
Education Reimbursement, Student Loan Assistance or 529 College Funding
Sabbatical leave
Wellness program
Flexible work schedule
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