Mainframe Systems Programmer

Ensono

. Provide support for ongoing projects requiring installation, upgrade, testing, configuration, and implementation of ISV software .

Posted 9/18/2026full-timeRemote • United StatesMid-LevelSenior💰 $65,000 - $123,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in z/OS installation and maintenance, including SMP/E, along with strong problem-solving and analytical skills. Proficient in managing ISV software installations and configurations while providing excellent customer service and collaboration within a team environment.

Highest-signal resume keywords

Z/OS Installation and MaintenanceTSO/ISPF, SDSF, JCLUnix System Services (USS)ISV Software InstallationMainframe System Programming

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Z/OSSMP/ETSOISPFSDSFJCLUnix System ServicesUSS File System ManagementZ/OS SecurityZ/OS Systems Programming

Soft Skills

Team CollaborationInterpersonal CommunicationCustomer ServiceAnalytical SkillsProblem-Solving

Certifications & Qualifications

Bachelor’s Degree

Industry Keywords

Mainframe EnvironmentLarge EnterpriseIncident ManagementChange ManagementTechnical Support

Tech Stack

Tools & technologies

Unix

About the role

Key responsibilities & impact

Provide support for ongoing projects requiring installation, upgrade, testing, configuration, and implementation of ISV software
Monitor software and provide on-call support
Research and evaluate new software
Assist team members and other areas with technical questions and problem resolution
Participate in the on-call schedule
Resolve incidents and problems
Handle incidents, changes, and problems
Configure and customize systems
Set up parameters
Communicate with vendors
Participate in and contribute to technical projects
Support problem resolution and implementation of changes
Perform moderately complex ISV installations

Requirements

What you’ll need

Minimum of 5+ 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 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
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
Understanding of z/OS services structure, Parallel Sysplex, and Catalog management

Benefits

Comp & perks

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
Annual bonus plan based on company and individual performance
Equity grant under our Associate Equity Appreciation Program
Option to work from home or in Ensono offices when not required to be on a client site