Senior Mainframe System Programmer – zOS
Listed on 2026-04-23
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IT/Tech
Systems Engineer, IT Consultant, IT Support, Systems Analyst
Senior Mainframe System Programmer – zOSRemote - United StatesJR
013018 Position 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. 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.
Position reports to Manager, Mainframe Systems Programming.
Key Areas of Focus for this RoleInstallation and maintenance of Mainframe Systems Infrastructure software (including z/OS and/or ISV products) in support of Software Lifecycle Management
Incident / Problem resolution
Incident, change and problem handling.
Configuration and customization.
Setup of parameters.
Communication with vendors.
Participation/contribution to technical projects.
In depth knowledge and 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.
Advanced knowledge of TSO/ISPF, SDSF, JCL.
Excellent written and verbal skills.
Ability to take the lead in problem solving and coordination of multi-disciplinary groups.
Strong analytical and problem-solving skills.
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 QualificationsMinimum of 10+ years of experience within a mainframe environment within a large enterprise
Bachelor’s degree required and/or equivalent work experience
Knowledge and understanding of z/OS and z/OS installation and maintenance including SMP/E.
Advanced knowledge of TSO/ISPF, SDSF, JCL.
Advanced knowledge of Unix System Services (USS)
Advanced knowledge of Unix System Services (USS) file system management and security
Experience installing software within Unix System Services (USS)
Ability to work well as a team member.
Stress resistant in case of Major Incident- and/or emergency situations.
Exceptional interpersonal, verbal and written communication skills
Customer Service skills at management level
Strong collaboration and teamwork skills
Must be self-motivated and able to manage multiple projects simultaneously.
Strong communication skills to liaise with cross-functional teams as well as provide guidance to junior team members.
Methodical and disciplined approach to work.
Excellent 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 complex ISV installations
Ability to perform and lead complex projects
Ability to mentor and show leadership qualities
Knowledgeable in z/OS security.
Knowledgeable in z/OS systems programming functions.
Knowledgeable in DB2, CICS or IMS.
Understand z/OS services structure, Parallel Sysplex, Catalog management.
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…
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