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Ibm Mainframe Operator Jobs (NOW HIRING)

Sr. Mainframe Developer

Woodlawn, MD · On-site

$51 - $65.50/hr

Strong experience with IBM z/OS (OS/390/MVS) environment developing and maintaining JCL and COBOL ... Evaluate the impact of new operating systems, or versions of COBOL and Endevor on programs.

Mainframe Assembler

Wilmington, DE · On-site

$47.50 - $61.25/hr

... using the IBM Assembler language. They should also be familiar with the entire Software Development Life Cycle (SDLC) and have a solid understanding of mainframe operating systems, such as z/OS.

Mainframe Developer

Dallas, TX · On-site

$100K - $110K/yr

Proficiency in COBOL, JCL, CICS, and z/OS operating systems * Experience with IBM mainframe tools such as ISPF, SDSF, and TSO/ISPF * Familiarity with DB2, VSAM, or IMS database platforms * Strong ...

Knowledge of IBM mainframe operating systems and components including Job Control Language (JCL) and Tivoli Usage and Accounting Manager (TUAM). * Knowledge and experience within data center services ...

Knowledge of IBM mainframe operating systems and components including Job Control Language (JCL) and Tivoli Usage and Accounting Manager (TUAM). * Knowledge and experience within data center services ...

Testing Manager

Rancho Cordova, CA · On-site

$118K - $143K/yr

Knowledge of IBM mainframe operating systems and components including Job Control Language (JCL) and Tivoli Usage and Accounting Manager (TUAM). * Knowledge and experience within data center services ...

Testing Manager

Rancho Cordova, CA · On-site

$118K - $143K/yr

Knowledge of IBM mainframe operating systems and components including Job Control Language (JCL) and Tivoli Usage and Accounting Manager (TUAM). * Knowledge and experience within data center services ...

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Ibm Mainframe Operator information

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How much do ibm mainframe operator jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for ibm mainframe operator in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

What is an IBM Mainframe Operator?

An IBM Mainframe Operator monitors and controls mainframe computer systems to ensure smooth operation and performance. They manage job scheduling, troubleshoot system issues, and respond to system alerts. Their role includes performing backups, maintaining system logs, and coordinating with IT teams to resolve technical problems. Mainframe operators work in industries that rely on large-scale computing, such as finance, healthcare, and government.

What are the typical daily responsibilities of an IBM Mainframe Operator?

As an IBM Mainframe Operator, your daily responsibilities include monitoring system performance, executing and supervising batch jobs, troubleshooting system alerts, and ensuring backups and recoveries run as scheduled. You may also perform regular maintenance tasks, respond to user requests, and document incidents or system changes. The role often involves close collaboration with application developers and IT support teams, requiring clear communication and strong attention to detail. This environment is fast-paced and high-stakes, as many large organizations depend on mainframes for critical business operations.

What are the key skills and qualifications needed to thrive in the IBM Mainframe Operator position, and why are they important?

To thrive as an IBM Mainframe Operator, you need a solid understanding of mainframe operations, system monitoring, job scheduling, and troubleshooting, typically accompanied by a degree in computer science, information technology, or relevant experience. Familiarity with IBM z/OS, JCL (Job Control Language), and mainframe management tools such as SDSF and TSO/E, as well as recognized certifications like IBM Certified System Operator, are highly valued. Strong analytical thinking, attention to detail, and effective communication skills are essential soft skills for success in this role. These skills are important to ensure reliable system uptime, rapid issue resolution, and effective coordination with IT teams in mission-critical enterprise environments.

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Infographic showing various Ibm Mainframe Operator job openings in the United States as of August 2026, with employment types broken down into 38% Full Time, 60% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Sr. Mainframe Developer

JS Consulting

Woodlawn, MD • On-site

$51 - $65.50/hr

Contractor

Re-posted 20 days ago


Job description

Job Title- Sr. Mainframe Developer

Project Location – Woodlawn, MD (5 days per week onsite)

Duration- 6+ months contract

Skills: Strong experience with IBM z/OS (OS/390/MVS) environment developing and maintaining JCL and COBOL, Dialog Manager, Endevor, z/OS, CLIS, JCL, and DB2 for application software systems.

Position Description:

  • Responsible for conforming to customer standards and requirements and will be involved in creating and maintaining code and database structures such as COBOL, Restructured Extended Executor (REXX), Job Control Language (JCL), CLIST, DB2, as well as numerous mainframe utility tools such as SYNCSORT, File-AID/Related Data XPERT (RDX), etc. Responsible for unit testing and validation against desired outcomes. The resource is expected to function as part of a team, maintain a high level of collaboration with SSA of customers, and must demonstrate excellent communication skills to ensure success.
  • Develop JCL and software code using customer defined standards and software engineering best practices
  • Evaluate impacts of database schema changes on existing software components
  • Investigate and repair application defects related to business logic, middleware, or database (DB2).
  • Design, develop, test, debug, and implement next-generation COBOL programs using software engineering, best practices and latest technologies
  • Create and update JCL for efficient batch processing
  • Evaluate the impact of new operating systems, or versions of COBOL and Endevor on programs.
  • Collaborate with internal teams and external vendors, offering technical advice and influencing key stakeholders to achieve strategic objectives and enhance Leidos business outcomes.
  • Investigate and repair application defects regardless of component: COBOL, business logic, CICS configurations, middleware, or database (PL/SQL and Data Modeling).
  • Brief management, customer, team, or vendors using written or oral skills at appropriate technical level for audience
  • All other duties as assigned or directed.?

Requirements  

  • Bachelor's Degree in Computer Science, Mathematics, Engineering or a related field.
  • Masters or Doctorate degree may substitute for required experience
  • 10+ years of experience with Mainframe.
  • Must be able to obtain and maintain a Public Trust. Contract requirement.

FACTORS TO HELP YOU SHINE (Required Skills)

These skills will help you succeed in this position:

  • Experience developing and maintaining COBOL applications including working with structures, copybooks, and CICS maps
  • Experience developing applications for use on IBM z/OS.
  • Experience debugging COBOL Programs, CLIST, PROC, COBOL error tracing, and using Visual Studio COBOL viewer.
  • Basic experience with CICS programs, including how COBOL programs interact with BMS maps that define to user interface.
  • Experience using Endevor with TADZ for reporting and analysis such as browsing, scanning elements, measuring usage statistics.
  • Working knowledge / experience with ISPF, TSO, JES, and Job Control Language (JCL).
  • Experience developing and modifying JCL for job execution and batch operations
  • Hands-on experience with batch and online processing.
  • Excellent communication and written skills
  • Experience with mainframe-based software configuration management systems such as Endevor.
  • Experience with Control-M or other mainframe-based job scheduling tools.
  • Detail oriented and committed to consistently completing repetitive production-like tasks on-time and error-free.
  • Ability to independently research problems and provide solutions.

HOW TO STAND OUT FROM THE CROWD (Desired Skills)

Showcase your knowledge of modern development through the following experience or skills:

  • Working knowledge of SAS and REXX.
  • Experience with Mainframe Assembler development.
  • Certification such as IBM Mainframe Developer Professional, Interskill - Mainframe Application Programmer - COBOL and IBM Enterprise COBOL for z/OS Programming
  • Solid knowledge of relational databases (PostgreSQL, DB2), and SQL
  • Experience with modern development software, tools, and methodologies.
  • Experience working on Agile projects and understanding Agile terminology.
  • Experience with DevOps and toolset (Git/Bitbucket, Docker, Jenkins, SonarQube)?

Education           

  • Bachelor's Degree with 7+ years of experience.
  • Must be able to obtain and maintain a Public Trust. Contract requirement.

Respectfully,