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Mainframe Administration Jobs in New York (NOW HIRING)

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Responsible for the overall management and administration of DB2 for z/OS, CICS for z/OS. * Analyze ... Initiate z/OS environmental set-up to support all Mainframe software products. * Provide technical ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

This position is a critical member of the Mainframe Engineering team. The primary function is ... Responsible for the overall management and administration of DB2 for z/OS, CICS for z/OS. * Analyze ...

Hirekeyz Inc

Mainframe Engineer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Mainframe Engineer Location : Jersey City, NJ Job Type: W-2/Full Time Mandatory Skills - Cobol ... Strong knowledge of DB2 database concepts, architecture, and administration. * Experience with ...

The AES Group

Mainframe Storage SME

New York, NY · Remote

Required Technical and Professional Expertise * 10+ Years of Experience in Mainframe Storage Administration. * Experience with DASD and tape data storage solutions (Experience on DASD/Tape ...

Triunity Software

Mainframe Developer

Hoboken, NJ · On-site

$100K - $110K/yr

Proven experience in mainframe development or administration (IBM z/OS environment preferred) * Proficiency in COBOL, JCL, VSAM, and/or other mainframe technologies * Experience with CICS, DB2, or ...

IPolarity LLC

Mainframe Administrator

Whippany, NJ · On-site

IMS * MQ and distributed systems Required Qualifications: * 7-12+ years of mainframe experience * 3-5+ years in DB2 Systems Programming / Administration * Experience with IBM DB2 for z/OS and ...

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Mainframe Administration information

What is mainframe administration?

Mainframe Administration involves managing and maintaining mainframe computer systems, which are powerful servers used by large organizations for critical applications and bulk data processing. Mainframe Administrators are responsible for installing, configuring, monitoring, and securing mainframe hardware and software. They ensure system performance, troubleshoot technical issues, handle backup and recovery, and apply updates or patches to keep systems running smoothly and securely. This role often requires strong technical skills, attention to detail, and the ability to work with legacy systems.

What are the key skills and qualifications needed to thrive as a mainframe administrator, and why are they important?

To thrive as a Mainframe Administrator, you need a solid understanding of mainframe operating systems (such as z/OS), system configuration, and troubleshooting, typically supported by a degree in computer science or related IT experience. Familiarity with tools like IBM System Automation, JCL, RACF, and monitoring solutions, as well as certifications such as IBM Certified System Administrator, is highly valued. Strong analytical thinking, attention to detail, and effective communication skills help administrators efficiently resolve issues and collaborate with IT teams. These skills and qualifications are essential to ensure the reliability, security, and optimal performance of critical enterprise computing environments.

What are some common challenges faced by mainframe administrators and how can they be addressed?

Mainframe Administrators often encounter challenges such as managing legacy systems, ensuring system uptime, and balancing security with accessibility. Keeping up with evolving technologies and integrating mainframes with modern applications can require continuous learning and adaptation. Effective communication with development and operations teams is vital to ensure seamless updates and minimize downtime. Proactively monitoring system performance and applying best practices for disaster recovery can also help mitigate risks and maintain reliability.

What is the difference between Mainframe Administration vs Mainframe Support?

AspectMainframe AdministrationMainframe Support
CertificationsIBM Certified System Administrator, z/OS certificationsSimilar certifications, often including z/OS support certifications
Work EnvironmentData centers, enterprise IT departments managing mainframe systemsHelp desks, support teams assisting users and troubleshooting issues
ResponsibilitiesSystem setup, configuration, maintenance, performance tuningIssue resolution, user support, incident management
Industry UsageFinancial institutions, government agencies, large corporationsSame industries, focusing on user support and problem resolution

Mainframe Administration involves managing and maintaining mainframe systems, ensuring optimal performance and security. Mainframe Support focuses on assisting users, troubleshooting issues, and resolving incidents. Both roles require similar certifications and are vital in industries relying on mainframe technology, but they differ in daily responsibilities and focus areas.

Is it hard to become a mainframe administrator?

Becoming a mainframe administrator requires a strong understanding of mainframe systems like IBM z/OS, proficiency in scripting and automation, and often a relevant certification. The role can be technically challenging due to the complexity of mainframe environments, but with proper training and experience, it is achievable for those with a background in IT or computer science.

Is mainframe administration a good career option?

Mainframe administration is a stable and well-paying career that involves managing large-scale computer systems used by many organizations. It requires knowledge of mainframe operating systems like z/OS, skills in system maintenance, and often certifications such as IBM Certified System Administrator. The role offers opportunities for specialization and long-term job security due to the continued reliance on mainframes in industries like finance and government.

What does a mainframe administrator do?

A mainframe administrator manages and maintains large-scale computer systems known as mainframes, ensuring their security, performance, and availability. They configure hardware and software, monitor system operations, troubleshoot issues, and implement updates, often using tools like z/OS and requiring knowledge of system security and backup procedures.

What are popular job titles related to Mainframe Administration jobs in New York?

For Mainframe Administration jobs in New York, the most frequently searched job titles are:

What job categories do people searching Mainframe Administration jobs in New York look for?

The top searched job categories for Mainframe Administration jobs in New York are:

What cities in New York are hiring for Mainframe Administration jobs?

Cities in New York with the most Mainframe Administration job openings:

Mainframe Administration jobs near you
Infographic showing various Mainframe Administration job openings in New York as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution.

Mainframe System Maintenance & Administration Engineer

New York, NY • On-site

Princeton IT Services
11 - 50 employees
Learn more about Princeton IT Servicesexternal

Contractor

Re-posted 4 days ago

Job description

Job Title: Mainframe System Maintenance & Administration Engineer

Location: New York,NY

Employment Type: Contract

Job Summary

We are looking for a skilled Mainframe System Maintenance & Administration Engineer to manage and support enterprise mainframe environments. The role involves ensuring system availability, performance optimization, security compliance, and smooth execution of batch and online workloads in a z/OS environment.

Key Responsibilities

  • Perform day-to-day administration and maintenance of mainframe systems (z/OS)
  • Monitor system performance, capacity, and availability; take proactive measures to optimize performance
  • Execute system upgrades, apply patches (PTFs), and maintain system software
  • Manage and troubleshoot batch jobs using scheduling tools like Control-M or CA-7
  • Handle dataset allocation, storage management, and backup/recovery processes
  • Administer security through RACF, including user access control and auditing
  • Support and maintain core subsystems such as CICS, DB2, and IMS
  • Diagnose and resolve system issues, abends, and performance bottlenecks
  • Develop and maintain JCL and REXX scripts for automation and job processing
  • Participate in disaster recovery planning, testing, and execution
  • Maintain documentation for system configurations, procedures, and processes
  • Collaborate with cross-functional teams to support business-critical applications

Required Qualifications

  • Bachelor’s degree in Computer Science, IT, or a related field
  • 5+ years of experience in mainframe system administration or support
  • Strong knowledge of z/OS operating system
  • Hands-on experience with JCL and mainframe utilities
  • Experience with job scheduling tools (Control-M, CA-7)
  • Knowledge of RACF or equivalent security tools
  • Familiarity with CICS, DB2, or IMS environments
  • Strong analytical and troubleshooting skills

Preferred Qualifications

  • Experience with REXX scripting or automation tools
  • Knowledge of system monitoring tools (OMEGAMON, RMF)
  • Exposure to disaster recovery and high availability environments
  • IBM Mainframe certifications are a plus

Key Skills

  • Mainframe System Administration
  • z/OS Maintenance & Support
  • JCL & REXX
  • Performance Monitoring & Tuning
  • RACF Security Administration
  • Batch Processing & Scheduling  
  • Incident & Problem Management