Senior Mainframe Systems Programmer – z/OS

Ensono; Madison (WI); Remote; USD 85,000 - 148,000; Full time

Benefits offered by this job

Unlimited PTO

401k match

Health plan

Fertility coverage

Education reimbursement

Sabbatical

Wellness program

Flexible schedule

Job summary

Ensono is seeking a Senior Mainframe Systems Programmer to maintain and install z/OS in a large enterprise. This role focuses on system software, tape management, security, and JES2 customization, with on-call duties and strong problem-solving.

You will work with TSO/ISPF, SDSF, JCL and SMP/E, contribute to projects, and collaborate across teams. Ensono offers remote-friendly schedules, benefits, and a pay range reflecting experience.

Qualifications

• 10+ years of mainframe experience in a large enterprise.
• Bachelor’s degree or equivalent experience.
• Deep knowledge of z/OS, SMP/E, and ISV installations.
• Strong TSO/ISPF, SDSF, and JCL skills.
• USS knowledge and security administration.
• Team-oriented with strong communication.

Responsibilities

• Participate in on-call schedule.
• Incident, change, and problem resolution related to z/OS.
• Configure and customize z/OS components and parameters.
• Coordinate with vendors and contribute to technical projects.
• Maintain and debug system software, monitor tuning.
• Support z/OS environments with strong analytical skills.

Skills

z/OS

JCL

SDSF

TSO/ISPF

Problem-solving

Teamwork

Education

Bachelor’s degree

Tools

SMP/E

USS (Unix System Services)

Job description

Senior Mainframe Systems Programmer – z/OSRemote - United StatesJR014365

At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation.

We can Do Great Things because we have great Associates. The Ensono Core Values unify our diverse talents and are woven into how we do business. These five traits are the key to achieving our purpose.

HONESTY, RELIABILITY, COLLABORATION, CURIOSITY, PASSION

Role Summary

The Senior Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new z/OS operating systems and other ‘system’ software. Also, the Maintenance and debugging of systems software. 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: This is not an Applications Programming position.

What You Will Do:

• 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/OSand related product software z/OS.

• PARMLIB configuration and JES2 customization.

• Ability to support in solving problems and implementing changes on z/OS environments.

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

• Good written and verbal skills.

• Strong analytical and problem-solving skills.

We want all new Associates to succeed in their roles at Ensono.That’swhywe’veoutlined the job requirements below. To be considered for this role,it’simportant that you meet all Required Qualifications. If you do not meetall ofthe Preferred Qualifications, we still encourage you to apply.

What You Will Need:

• Minimum of 10+ 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.

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

• Working knowledge of Unix System Services (USS)

• Working 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.

WhyEnsono (https://www.ensono.com/company/culture/) ?

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 onOFCCP’s website https://www.dol.gov/sites/dolgov/files/OFCCP/pdf/pay-transp_%20English_formattedESQA508c.pdf .

JR014365