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Mainframe Z Os System Programmer Jobs in Indiana

Huntington

Site Reliability Engineer

Indianapolis, IN · On-site

$54.50 - $72.50/hr

Support Mainframe technologies including z/OS, MVS, CICS, MQ, DB2, COBOL, JCL, TSO/ISPF, Easytrieve ... Collaborate with Infrastructure, Cloud, Development, Middleware, and Vendor teams to ensure system ...

Huntington

Site Reliability Engineer

Indianapolis, IN

$57K - $113K/yr

Support Mainframe technologies including z/OS, MVS, CICS, MQ, DB2, COBOL, JCL, TSO/ISPF, Easytrieve ... Collaborate with Infrastructure, Cloud, Development, Middleware, and Vendor teams to ensure system ...

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 ...

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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 is a z-os systems programmer?

A z/OS systems programmer is responsible for installing, configuring, maintaining, and troubleshooting IBM z/OS mainframe operating systems. They ensure system stability, optimize performance, and manage security, often using tools like IBM Resource Access Control Facility (RACF) and performing system backups and updates. Strong knowledge of mainframe hardware, scripting, and system automation is essential for this role.

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.

How much do Z OS systems programmers make?

Z OS systems programmers typically earn between $80,000 and $130,000 annually, depending on experience, certifications, and location. Senior roles or those with specialized skills in mainframe environments can earn higher salaries, often exceeding $140,000.

What are the key skills and qualifications needed to thrive as a Mainframe Z/OS System Programmer, and why are they important?

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 is the future of mainframe jobs?

Mainframe Z/OS system programmers are expected to continue playing a vital role in large enterprise IT environments due to the stability, security, and scalability of mainframe systems. While some automation and modernization efforts are underway, demand for skilled professionals with expertise in mainframe operating systems, COBOL, and related tools remains steady, especially in finance, government, and healthcare sectors.

How much do mainframe engineers make in the US?

Mainframe Z/OS system programmers in the US typically earn between $80,000 and $130,000 annually, depending on experience, certifications, and location. Senior roles with specialized skills in mainframe environments and tools like JCL, COBOL, or RACF can command higher salaries.
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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.
Mainframe File Transfer Systems Engineer (Payroll) (Remote)

Mainframe File Transfer Systems Engineer (Payroll) (Remote)

A.C. Coy

Indianapolis, IN • Remote

$165K - $196K/yr

Full-time

Posted 5 days ago

Job description

  • Tier One Technologies has an immediate need for a Mainframe File Transfer Systems Engineer to support a Payroll application for our US Government client.
  • This is going to be a 100% remote position.
  • SELECTED CANDIDATES WITHOUT REQUIRED CLEARANCE WILL BE SUBJECT TO A FEDERAL GOVERNMENT BACKGROUND INVESTIGATION TO RECEIVE IT.
  • Must be a US Citizen.

  • Responsible for design, implementation, maintenance, and troubleshooting of mainframe systems.
  • Transfer protocols of FTP, SFTP, and Direct connect file transfers.
  • Prepare system programming specifications, including programming instructions, inputs/outputs, structures, and other documentation to define functional and technical requirements.
  • Analyze functional and technical requirements of proposed or existing IT systems to identify necessary development or modification paths to meet mission objectives.
  • Participate in system requirements reviews, collaborating with customers, functional representatives, and technical personnel to clarify and refine requirements.
  • Perform all functional duties independently on high-visibility or mission-critical aspects of various programs.

  • A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred.
  • 5+ years of experience with IBM z/OS, COBOL batch processing, online transaction processing and utilizing Sort utility programs.
  • Expertise in utilizing FTP, SFTP, and Direct connect file transfers.
  • Prior experience working with telecommunications in a mainframe environment.
  • Familiarity with Payroll processing.
  • Familiarity with CA-View (SAR) for reviewing completed mainframe jobs, REXX is a plus.
  • Familiarity with AGILE methodology is a plus. 
  • Excellent communications skills.
  • Ability to obtain a Position of Public Trust Clearance.
  • Must be a US Citizen.
  • Must not have traveled outside the US for a combined total of 6 months or more in the last 5 years.
  • Must have resided in the US for the last 5 years.
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About A.C. Coy Company- Staffing & Consulting Services

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Since 1986, our mission is to be the “Always on Target” staffing and consulting provider by helping people and companies achieve their hiring goals. The team is dedicated to achieving these goals by attracting and retaining top talent that meets our clients’ culture and environment. We are fully engaged with our people and companies through ongoing communication to ensure expectations are met.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Canonsburg, PA, US

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