Senior Mainframe Systems Programmer - ISV

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Hiring Remotely in United States
Remote or Hybrid
85K-148K Annually
Senior level
Cloud • Information Technology
Support mission critical workloads, modernize IT infrastructure and reduce total cost of ownership.
The Role
Supports enterprise mainframe ISV software through installation, upgrades, testing, configuration, customization, maintenance, monitoring, and implementation. Handles incident, change, and problem resolution, participates in on-call support and technical projects, communicates with vendors, researches new software, and assists teams with z/OS-related technical issues. Requires strong knowledge of z/OS, SMP/E, TSO/ISPF, SDSF, JCL, USS, security, and systems programming.
Summary Generated by Built In

Position Summary


The Senior Mainframe Systems Programmer provides support for on-going projects that require the installation, upgrade, testing, configuration, and implementation of all ISV software.  Responsibilities also include monitoring and on call support for the software, research and evaluation of new software, assisting team members and other areas with technical questions and problem resolution.  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: This is not an Applications Programming position.


Key Areas of Focus for this Role

·       Participate in On-call Schedule.

  • Incident / Problem resolution

            z/OS & Tools your main tasks are related to: 

·       Incident, change and problem handling. 

·       Configuration and customization. 

·       Setup of parameters. 

·       Communication with vendors. 

·       Participation/contribution to technical projects. 

·       Solid understanding of z/OS and related product software z/OS. 

·       Ability to support in solving problems and implementing changes.

·       Working knowledge of TSO/ISPF, SDSF, JCL.

·       Good written and verbal skills.

·       Strong analytical and problem-solving skills.


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

  • Minimum of 7+ years of experience within a mainframe environment within a large enterprise or equivalent combination of education and experience

·       Bachelor’s degree required and/or equivalent work experience

  • Knowledge and understanding of z/OS and z/OS installation and maintenance including SMP/E.
  • Strong knowledge of TSO/ISPF, SDSF, JCL.
  • Strong knowledge of Unix System Services (USS)
  • Strong knowledge of Unix System Services (USS) file system management and security
  • Ability to work well as a team member. 
  • Stress resistant in case of Major Incident- and/or emergency situations. 

·       Good interpersonal, verbal and written communication skills

·       Customer Service skills at management level

·       Good collaboration and teamwork skills

·       Must be self-motivated.

  • Strong analytical skills and problem-solving capabilities. 
  • Good planning and organizational skills. 
  • Initiative and good learning abilities. 

Other Qualifications

·       Ability to perform skill set of a Mainframe System Programmer

·       Ability to perform moderately complex ISV installations

  • Knowledgeable in z/OS security.
  • Knowledgeable in z/OS systems programming functions.
  • Understand z/OS services structure, Parallel Sysplex, Catalog management.

Why Ensono

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: 

  • 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 

As of the date of this posting, a good faith estimate of the current pay scale for this role is $85,000 to $148,000 salary, based on a fulltime 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 on OFCCP’s website.  

If you need accommodation at any point during the application or interview process, please let your recruiter know or email [email protected]. 


Skills Required

  • Minimum 7+ years of experience in a mainframe environment within a large enterprise, or equivalent education and experience
  • Bachelor's degree or equivalent work experience
  • Knowledge of z/OS installation and maintenance, including SMP/E
  • Strong knowledge of TSO/ISPF, SDSF, and JCL
  • Strong knowledge of Unix System Services (USS)
  • Strong knowledge of USS file system management and security
  • Ability to work effectively as a team member
  • Ability to remain calm during major incidents and emergency situations
  • Good interpersonal, verbal, and written communication skills
  • Customer service skills at management level
  • Good collaboration and teamwork skills
  • Self-motivated
  • Strong analytical and problem-solving capabilities
  • Good planning and organizational skills
  • Initiative and ability to learn effectively
  • Ability to perform the responsibilities of a mainframe systems programmer
  • Ability to perform moderately complex ISV installations
  • Knowledge of z/OS security
  • Knowledge of z/OS systems programming functions
  • Understanding of z/OS services structure, Parallel Sysplex, and catalog management

Ensono Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Ensono and has not been reviewed or approved by Ensono.

  • Leave & Time Off Breadth Time off provisions include unlimited PTO, paid volunteer time, and a formal sabbatical program. These offerings provide flexibility for rest, community service, and extended renewal.
  • Retirement Support Retirement support includes a 401(k) with company match as part of the core package. This adds long‑term financial value alongside day‑one eligibility for other coverage.
  • Parental & Family Support Family‑forming coverage and paid parental leave are explicitly included, with adoption and surrogacy reimbursement. These benefits support diverse paths to growing a family.

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The Company
HQ: Downers Grove, IL
3,000 Employees
Year Founded: 2015

What We Do

Ensono helps IT leaders be the catalyst for change by harnessing the power of hybrid IT to transform their businesses. Our broad services portfolio from mainframe to cloud, powered by an intelligent governance platform, is designed to help our clients operate for today and optimize for tomorrow. We are award-winning certified experts in AWS & Azure

Why Work With Us

Our culture is collaborative & results-driven. Curiosity, passion, honesty & reliability are values we live by. Career & professional development is encouraged through promotions, learning opportunities, Ensono University - eTalks, training academies, paid tuition and study leave, quarterly Innovator Awards. Thinking Thursdays (no meetings 8 to 12)

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