JobsUSAExpert Mainframe Systems Programmer- zOS LCM
Company : Ensono
Location : Chicago, IL
Posted Date : 15 September 2025
Job Type : Full Time
Category : Software Development
Occupation : Programmer
Job Details
Expert Mainframe Systems Programmer- zOS LCMRemote - United StatesJR
Position Summary
The Expert Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new operating systems and other 'system' software. Includes: Maintenance and debugging of systems software, Coordination with other technical teams (CICS, Database, Network, Hardware/Storage, etc) in accomplishing assigned tasks, Research and evaluation of new software and hardware products, Assisting team members and other areas with technical questions and problem resolution, Monitoring and tuning of systems software, Functional knowledge, use of z/OS components and detailed knowledge of support products such as tape management, scheduling, security, monitoring systems, and other z/OS supporting systems software. Note: Thisis notan Applications Programming position.
This is an onsite position at either our Omaha, NE or Downers Grove, IL location.
Key Areas of Focus for this Role
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Installation and maintenance of Mainframe Systems Infrastructure software (including z/OS and/or ISV products) in support of Software Lifecycle Management
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Incident / Problem resolution
What the Ideal Candidate Brings to this Role
Required Qualifications help to assure new Associates are set up for success in their role with Ensono. To be considered for this career opportunity, it is important that you meet all Required Qualifications. Candidates that may meet some, but not all, Other Qualifications are still encouraged to apply.
Required Qualifications
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Minimum of 12+ years of experience managing a team within a mainframe environment within a large enterprise or equivalent combination of education and experience
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Bachelor's degree required and/or equivalent work experience
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Technical knowledge across multiple Mainframe teams
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Proficient in Microsoft suite (Excel, Word, Powerpoint) to a level of creating documents which can be shared with clients.
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Exceptional interpersonal, verbal and written communication skills
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Customer Service skills at management level
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Strong collaboration and teamwork skills
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Must be self-motivated and able to manage multiple projects simultaneously.
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Strong communication skills to liaise with cross-functional teams as well as provide guidance to junior team members.
Other Qualifications
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Ability to perform skill set of a Mainframe System Programmer
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Ability to perform complex ISV installations
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Ability to perform and lead complex projects
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Ability to mentor and show leadership qualities
WhyEnsono ( ?
Ensono is a place to make better happen - for our clients and for your career. You can do great things through innovation or collaboration, by learning or volunteering, or to promote diversity and inclusion. You can do great things for your own health or for a healthier planet. Whatever it means to you to do great things we want Ensono to be the place you can do it.
We are a client-facing business, but we do encourage clients to allow us to work remotely most of the time so if you are not required to be on a client site, you can choose to work from home or in our Ensono offices.
Some of our benefits include:
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Unlimited Paid Days Off
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Three health plan options through Blue Cross Blue Shield
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401k with company match
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Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
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Paid Maternity Leave, Paternity Leave, and Sabbatical Leave
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Education Reimbursement, Student Loan Assistance or 529 College Funding
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Enhanced fertility coverage
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Wellness program
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Flexible work schedule
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Depending on location, ability to take advantage of fitness centers
As of the date of this posting, a good faith estimate of the current pay scale for this role is $100,000 to $183,000 annually based on a full-time schedule. Please note that placement in the range may vary based on numerous factors including but not limited to skills, experience, internal equity, and business needs. In addition to base salary, other compensation programs, depending on eligibility, include an annual bonus plan based on company and individual performance, and an equity grant under our Associate Equity Appreciation Program.
Ensono is an Equal Opportunity/Affirmative Action employer. We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law.
Pay transparency nondiscrimination statement/posting OFCCP's pay transparency policy can be found onOFCCP's website ( .
If you need accommodation at any point during the application or interview process, please let your recruiter know or email .
JR
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