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Mainframe Z Os System Programmer Jobs in Indiana

SOSi

Systems Engineer III

Indianapolis, IN · On-site +1

... system. The Intermediate Systems Engineer will support day-to-day production operations, software ... Technical skills in IBM z/OS, JCL, Oracle, Cognos, Broadcom Endevor, Configuration Management ...

SOSi

Systems Engineer III

Indianapolis, IN · On-site +1

... system. The Intermediate Systems Engineer will support day-to-day production operations, software ... Technical skills in IBM z/OS, JCL, Oracle, Cognos, Broadcom Endevor, Configuration Management ...

SOSi

Systems Engineer III

Indianapolis, IN · On-site +1

... system. The Intermediate Systems Engineer will support day-to-day production operations, software ... Technical skills in IBM z/OS, JCL, Oracle, Cognos, Broadcom Endevor, Configuration Management ...

CyberMedia Technologies

Senior Software Engineer

Indianapolis, IN · On-site

$117K - $154K/yr

  • Medical

  • Retirement

  • PTO

System performance and measurement * COBOL programming * JCL * Assembler programming (IBM mainframe) * REXX scripting; MQ Series (MQSeries 6.0) * z/OS mainframe environment; IBM tools: TSO, ISPF ...

Dellfor Technologies

Java Architect

Indianapolis, IN

$60K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Java EE framework and system development * Experience with use cases, process flows, and UML ... IBM Content Manager, Rational Application Developer, Clear Case, Clear Quest, DB2 on z/os, AIX.

A.C. Coy

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

Design, develop and modify software systems, using scientific analysis and mathematical models to ... of IBM z/OS-based mainframe experience using COBOL, CICS, JCL, TSO, ISPF, Endevor, and REXX.

A.C. Coy

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

Design, develop and modify software systems, using scientific analysis and mathematical models to ... of IBM z/OS-based mainframe experience using COBOL, CICS, JCL, TSO, ISPF, Endevor, and REXX.

A.C. Coy

Cobol/IDMS Developer (Remote)

Indianapolis, IN · On-site +1

$48 - $65/hr

Design, develop and modify software systems, using scientific analysis and mathematical models to ... of IBM z/OS-based mainframe experience using COBOL, CICS, JCL, TSO, ISPF, Endevor, and REXX.

A.C. Coy

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

... years of IBM z/OS-based mainframe experience using COBOL, JCL, TSO, ISPF, Endevor, and REXX ... CA IDMS system generation * CA IDMS security administration * Must have active CompTIA Security ...

A.C. Coy

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

... years of IBM z/OS-based mainframe experience using COBOL, JCL, TSO, ISPF, Endevor, and REXX ... CA IDMS system generation * CA IDMS security administration * Must have active CompTIA Security ...

A.C. Coy

Cobol/IDMS Developer (Remote)

Indianapolis, IN · On-site +1

$48 - $65/hr

... years of IBM z/OS-based mainframe experience using COBOL, JCL, TSO, ISPF, Endevor, and REXX ... CA IDMS system generation * CA IDMS security administration * Must have active CompTIA Security ...

Innova Solutions, Inc

Mainframe Application Developer

Gary, IN · On-site

$80 - $84/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

A client of Innova Solutions is immediately hiring for a Mainframe Application Developer Position ... Design, develop, test, and maintain high-performing applications across diverse system environments.

Judge Group, Inc.

IT Systems Engineer

Williams Creek, IN · On-site

$100K - $120K/yr

Lead the administration of Ivanti Endpoint Management for software distribution, OS imaging, and ... Manage Cisco networking and Check Point firewalls; implement system hardening and vulnerability ...

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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.

What are popular job titles related to Mainframe Z Os System Programmer jobs in Indiana?

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

What job categories do people searching Mainframe Z Os System Programmer jobs in Indiana look for?

The top searched job categories for Mainframe Z Os System Programmer jobs in Indiana are:

What cities in Indiana are hiring for Mainframe Z Os System Programmer jobs?

Cities in Indiana with the most Mainframe Z Os System Programmer job openings:

Mainframe Z Os System Programmer jobs near you
Infographic showing various Mainframe Z Os System Programmer job openings in Indiana as of June 2026, with employment types broken down into 43% Full Time, and 57% Contract. Highlights an 66% In-person, and 34% Remote job distribution.

Systems Engineer III

SOSi

Indianapolis, IN • On-site, Remote

Full-time

Posted 18 days ago

Job description

Company Description

Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private defense and government solutions business specializing in advanced technology systems and mission support. Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics.

Job Description

SOSi is seeking an Intermediate Systems Engineer to support production operations, software deployments, and enterprise application sustainment for a large federal information system.

The Intermediate Systems Engineer will support day-to-day production operations, software releases, system administration, configuration management, and operational troubleshooting activities.

Responsibilities

  • Support production operations.
  • Assist with software deployments and release activities.
  • Monitor production environments and troubleshoot operational issues.
  • Support configuration management and documentation.
  • Coordinate with software engineers and customer stakeholders to resolve production issues.
  • Support testing and implementation activities.
Qualifications
  • Bachelor's degree in Information Technology, Computer Science, Engineering, or related field.
  • 5+ years supporting enterprise IT systems.
  • Experience supporting production environments.
  • Experience supporting software implementation activities.
  • Technical skills in IBM z/OS, JCL, Oracle, Cognos, Broadcom Endevor, Configuration Management

Preferred:

  • COBOL
  • IDMS
  • Enterprise financial systems
  • ERP or payroll applications
Additional Information

Work Environment

  • Normal office conditions with potential to perform duties in deployed locations
  • Remote or Hybrid work model 
  • Core hours of operation are Monday through Friday, 0600 - 1700.
  • May be requested to work evenings and weekends to meet program and contract needs

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

Apply