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Mainframe Assembler Programmer Jobs (NOW HIRING)

AgreeYa Solutions

Mainframe Systems Programmer

Downey, CA

$56.75 - $72.25/hr

Mainframe Systems Programmer/DBA is responsible for leading and/or supporting the most complex ... IBM: Z/OS, IMS, DB2, ADABAS, SMP/E, JCL, IMS DB/DC, CICS, ACF2, ASSEMBLER/COBOL/REXX, IBM FILE ...

Prophecy Technologies

Mainframe Developer

Tampa, FL · On-site

$46.25 - $59.50/hr

Role Name Mainframe Developer REQUIREMENT_CITY Tampa, FL or Jersey City, NJ EXPERIENCE: 8-12 Years ... Design, develop, enhance, and maintain mainframe applications using COBOL , Assembler , and related ...

Northern Trust

Mainframe Senior Developer

Chicago, IL

$99.60K - $169.20K/yr

AND Principal Responsibilities The Mainframe Senior Developer is responsible for installing ... Work on Assembler and PL/1 Programs to modify, test and De-bug Efficiently. . Provide solutions to ...

Halo Group

Z/OS Mainframe Systems Programmer

Anderson, SC

$50.25 - $64/hr

The Z/OS Mainframe Advanced Systems Programmer will be responsible for the analysis, development ... ASSEMBLER REXX SAS SMP/E SMF SMS RMF Additional Information All your information will be kept ...

Northern Trust

Mainframe Senior Developer

Chicago, IL

$99.60K - $169.20K/yr

AND Principal Responsibilities The Mainframe Senior Developer is responsible for installing ... Work on Assembler and PL/1 Programs to modify, test and De-bug Efficiently. . Provide solutions to ...

Northern Trust

Mainframe Senior Developer

Chicago, IL · On-site

$99.60K - $169.20K/yr

AND Principal Responsibilities The Mainframe Senior Developer is responsible for installing ... Work on Assembler and PL/1 Programs to modify, test and De-bug Efficiently. . Provide solutions to ...

Analytica

z/OS Mainframe Programmer

Washington, DC · Remote

Write, test, and troubleshoot programs using Assembler , JCL , and related IBM z/OS utilities ... programming and JCL * Experience with IBM z/OS, TSO/ISPF, SDSF, Endevor, and FTP/SFTP/Mainframe ...

TriOptus LLC

Mainframe CICS Programmer

Belton, MO · On-site

$43.50 - $55.75/hr

* Mainframe CICS Engineer * As a global financial services firm, client is committed to technological ... Assembler, COBOL and REXX coding and knowledge of CICS Exits. * Web application support in a CICS ...

Infojini Inc

Z/OS Mainframe Programmer

Anderson, SC · On-site

$50.25 - $64/hr

REQUIRED EDUCATION : 10 YEARS OF PROGRESSIVE EXPERIENCE IN MAINFRAME TECHNICAL SUPPORT ... ASSEMBLER q. CATALOG MAINTENANCE II. PROGRAMMING SKILLS: a. SYSTEM EXIT DEVELOPMENT AND SUPPORT b.

Analytica

z/OS Mainframe Programmer

Washington, DC · On-site +1

Analytica is seeking a remote z/OS Mainframe Programmer to support a long standing federal ... Write, test, and troubleshoot programs using Assembler , JCL , and related IBM z/OS utilities.

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How much do mainframe assembler programmer jobs pay per hour?

As of May 31, 2026, the average hourly pay for mainframe assembler programmer in the United States is $54.11, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $63.22 per hour, depending on experience, location, and employer.

What is a Mainframe Assembler Programmer job?

A Mainframe Assembler Programmer is responsible for writing, maintaining, and optimizing assembly language programs that run on mainframe computers. They work with low-level machine instructions to develop high-performance applications, often in industries like banking, insurance, and government. Their role includes debugging, performance tuning, and integrating new or existing software with mainframe systems. Strong knowledge of IBM mainframes, z/OS, and tools like High-Level Assembler (HLASM) is essential.

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

To thrive as a Mainframe Assembler Programmer, you need strong expertise in low-level programming, a deep understanding of mainframe architectures (such as IBM z/OS), and often a degree in computer science or related field. Familiarity with tools like TSO, ISPF, JCL, and debugging utilities, along with experience using source control and system monitoring software, is highly valued, and certifications in mainframe technology can be beneficial. Excellent problem-solving abilities, meticulous attention to detail, and effective communication skills help you succeed in complex, team-based environments. These technical and interpersonal abilities are critical for maintaining system reliability, ensuring performance, and supporting business operations across large-scale enterprises.

What are some typical day-to-day responsibilities for a Mainframe Assembler Programmer?

As a Mainframe Assembler Programmer, your daily tasks often include writing, testing, and debugging assembler code to support core business applications and system utilities. You’ll work closely with systems analysts, application developers, and operations teams to troubleshoot issues, optimize program performance, and implement software enhancements. Regular responsibilities may also involve reviewing system logs, maintaining documentation, and participating in system upgrades or migrations. The role often requires a proactive approach to problem-solving and collaboration within a structured, process-driven team environment.
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Mainframe Assembler Programmer jobs near you
Infographic showing various Mainframe Assembler Programmer job openings in the United States as of May 2026, with employment types broken down into 69% Full Time, 6% Part Time, 23% Contract, and 2% Nights. Highlights an 96% Physical, 2% Hybrid, and 2% Remote job distribution, with an average salary of $112,558 per year, or $54.1 per hour.
Mainframe Systems Programmer

Mainframe Systems Programmer

AgreeYa Solutions

Downey, CA

$56.75 - $72.25/hr

Other

Posted 29 days ago

Job description

AgreeYa is a global Systems Integrator and is seeking an experienced Mainframe Systems Programmer to join our growing team. Mainframe Systems Programmer/DBA is responsible for leading and/or supporting the most complex database upgrade projects, modification, installation, testing, implementation, maintenance and enhancements of new or existing system software products.

Experience Required:

This classification must have a minimum of seven (7) years of experience as a Systems Programming with at least three (3) years of that experience in a lead role.

Legacy Systems manages different types of databases, such as hierarchical (IMS), relational (DB2), and file-based (ADABAS).

Skill Required:

Strong experience with IMS DB/DC CICS ADABAS NATURAL N2O TRIM NATSECURITY.

The following technology skill sets are required to perform in this classification. IBM: Z/OS, IMS, DB2, ADABAS, SMP/E, JCL, IMS DB/DC, CICS, ACF2, ASSEMBLER/COBOL/REXX, IBM FILE MANAGER, DELTA/IMS, NATURAL/ SUPERNAT, ENTIREX, CA SPOOL, IMS & DB2 BMC Tools, N20/TRIM.

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