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Mainframe Z Os System Programmer Jobs in New York

The AES Group

z/OS System Programming

New York, NY · Remote

Overview We are seeking a highly experienced z/OS System Programmer to lead mainframe system programming initiatives, ensuring stability, performance, and continuous modernization of enterprise z/OS ...

HRB

z/OS Systems Programmer

Jersey City, NJ · On-site

$90 - $130/hr

z/OS SENIOR LEVEL SYSTEMS PROGRAMMER-ARCHITECT Z/OS**MAINFRAME**SYSTEMS PROGRAMMER** ANNUAL BONUS ... ARCHITECT, INSTALL, UPGRADE, TUNE THE Z/OS OPERATING SYSTEM ( MAINFRAME ) FOR A GLOBAL (24X7 ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Minimum of 10 years of experience as a senior z/OS System Programmer. * Significant (7 or more years) systems engineering mainframe support. Qualifications Additional Information All your information ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Minimum of 10 years of experience as a senior z/OS System Programmer. * Significant (7 or more years) systems engineering mainframe support. Additional Information All your information will be kept ...

DSNSearch

SENIOR SYSTEMS PROGRAMMER Z/OS

Hoboken, NJ · Hybrid

SENIOR SYSTEMS PROGRAMMER Z/OS SYSTEMS PROGRAMMER ~~ Z/OS ~ ~ MAIFRAME ~~ INTERNALS ~~ PRODUCT ... Z/OS MAINFRAME PERFORMANCE AND TUNING * DEBUGGING SKILLS * STRONG KNOWLEDGE OF MONITORING TOOLS At ...

HRB

SENIOR SYSTEMS PROGRAMMER Z/OS

Hoboken, NJ · On-site

$120 - $180/hr

SENIOR SYSTEMS PROGRAMMER Z/OS SYSTEMS PROGRAMMER ~~ Z/OS ~ ~ MAIFRAME ~~ INTERNALS ~~ PRODUCT ... Z/OS MAINFRAME PERFORMANCE AND TUNING * DEBUGGING SKILLS * STRONG KNOWLEDGE OF MONITORING TOOLS At ...

US Bank

z/OS Systems Engineer

New York, NY · On-site

Bank is seeking a z/OS Systems Programmer that has extensive experience in mainframe technologies with an emphasis on installation/upgrading, tuning, and troubleshooting of z/OS and third-party ...

DSNSearch

DB2 z/OS Systems Programmer

Weehawken, NJ · Hybrid

DB2 z/OS SYSTEMS PROGRAMMER DB2 ~~~ z/OS ~~~ MAINFRAME INFRASTRUCTURE ~~ SYSTEMS PROGRAMMER ~~ DB2 CONNECT HYBRID WORK SCHEDULE (ON SITE 2X WEEK) * PROVEN EXPERTISE AS A z/OS DB2 SYSTEMS PROGRAMMER ...

HRB

DB2 z/OS Systems Programmer

Weehawken, NJ · On-site

$120 - $180/hr

COLLABERATE WITH DB2 UDB AND MIDDLEWARE FOR SUPPORT * ON CALL ROTATION SUPPORT FOR DB2 GROUP DB2 z/OS SYSTEMS PROGRAMMER DB2 ~~~ z/OS ~~~ MAINFRAME INFRASTRUCTURE ~~ SYSTEMS PROGRAMMER ~~ DB2 CONNECT ...

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Mainframe Z Os System Programmer information

What is a mainframe z/os system programmer?

A Mainframe Z OS System Programmer is an IT professional responsible for installing, configuring, maintaining, and troubleshooting IBM mainframe systems running the z/OS operating system. They ensure the mainframe environment is stable, secure, and optimized for performance, supporting critical business applications. Their duties include system upgrades, applying patches, disaster recovery planning, and providing technical support to other IT teams. This role is crucial for organizations that rely on mainframe computing for large-scale transaction processing and data management.

What are the key skills and qualifications needed to thrive as a mainframe z/os system programmer?

To thrive as a Mainframe Z/OS System Programmer, you need deep expertise in IBM mainframe operating systems, programming languages like Assembler and REXX, and a strong foundation in systems administration, usually supported by a relevant degree or equivalent experience. Familiarity with tools such as IBM SMP/E, TSO/ISPF, JCL, and mainframe security systems is essential, and certifications like IBM Certified System Programmer can be beneficial. Analytical thinking, attention to detail, and effective problem-solving are key soft skills that help professionals excel in troubleshooting and collaborating with technical teams. These skills and qualifications are crucial for ensuring reliable, secure, and efficient mainframe operations that support critical business processes.

What are some common challenges faced by mainframe z/os system programmers, and how can they be addressed?

Mainframe Z/OS System Programmers often encounter challenges such as managing system upgrades, ensuring high availability, and troubleshooting complex performance issues. Keeping up with evolving technologies and integrating new software with legacy systems can also be demanding. To address these challenges, programmers typically work closely with application developers, attend ongoing training, and utilize robust monitoring tools. Collaboration and strong communication within cross-functional teams are key to maintaining system stability and implementing updates smoothly.

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For Mainframe Z Os System Programmer jobs in New York, the most frequently searched job titles are:

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Mainframe Z Os System Programmer jobs near you
Infographic showing various Mainframe Z Os System Programmer job openings in New York as of August 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 33% Hybrid, and 67% Remote job distribution.

z/OS System Programming

New York, NY • Remote

The AES Group
See more jobs at The AES Groupexternal

Contractor

Posted 19 days ago

Job description

Job Title: z/OS System Programming
Location:  Remote
 
Let's create our future together at The AES Group!
 
About The AES Group
The AES Group is a premier technology and engineering consulting company that has been bringing businesses and talent together for over 20 years to deliver innovative solutions that make a positive impact. We help organizations modernize their technology through cloud, data, AI, engineering, cybersecurity, and emerging technologies.
 
Overview 
We are seeking a highly experienced z/OS System Programmer to lead mainframe system programming initiatives, ensuring stability, performance, and continuous modernization of enterprise z/OS environments. The role demands strong technical depth combined with leadership capabilities to drive service excellence, automation, and operational transformation.
 
Key Responsibilities
System Programming & Platform Management
•    Lead installation, customization, and maintenance of z/OS operating system environments
•    Manage core components including MVS, JES2, Sysplex, and LPAR configurations
•    Administer and maintain HCD/IODF definitions for hardware and I/O configuration
•    Perform system-level tuning and optimization to ensure high availability and performance
Maintenance & Upgrades
•    Plan and execute z/OS upgrades, RSU maintenance, and patching cycles
•    Manage SMP/E for software installation, maintenance, and CSI handling
•    Oversee lifecycle management of ISV products, including upgrades and vendor coordination
Incident & Problem Management
•    Provide L3 support for critical incidents, ensuring timely resolution of Sev1/Sev2 issues
•    Lead Root Cause Analysis (RCA) and implement preventive actions
•    Ensure adherence to SLA commitments and service quality standards
High Availability, DR & Resilience
•    Support Disaster Recovery (DR) planning and execution, including drills and failover validation
•    Ensure system readiness for business continuity through Sysplex resilience and redundancy
•    Collaborate with cross-functional teams for infrastructure risk mitigation
Automation & Operational Excellence
•    Drive automation initiatives to improve operational efficiency and reduce manual effort
•    Implement and maintain system automation frameworks for monitoring and recovery
•    Continuously improve processes aligned to ITIL best practices
Leadership & Stakeholder Management
•    Provide technical leadership and mentorship to junior system programmers
•    Collaborate with application teams, infrastructure teams, and vendors for solution delivery
•    Participate in customer discussions, audits, and transformation initiatives
 
Required Skills & Expertise
•    Strong experience in z/OS System Programming
•    Deep understanding of:
o    MVS, JES2
o    Sysplex, LPAR
o    HCD / IODF configuration
•    Hands-on expertise in:
o    SMP/E
o    z/OS Upgrade & RSU Maintenance
o    ISV Product Maintenance
•    Proficiency in:
o    Incident Management & RCA
o    Disaster Recovery (DR) support
o    System Automation tools/methodologies
 
Experience & Qualifications
•    10+ years of experience in z/OS system programming
•    Experience in enterprise mainframe environments (Banking/Insurance preferred)
•    Exposure to high-availability and mission-critical systems