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Ibm Mainframe Assembler Jobs (NOW HIRING)

Broadcom

R&D Software Engineer

Lisle, IL · On-site

... using IBM Assembler/Metal C on the mainframe (zOS or zVSE) platform • Experience in implementing JCL to execute batch processes in zOS or zVSE • Additional experience in one or more of the ...

Advent Global Solutions

Mainframe Cobol developer

Plano, TX · On-site

$45.75 - $59/hr

Heavy experience in software development using IBM Assembler in the zOS operating system * Skills with system level functions such as SVCs and PC calls. * Experience working with mainframe database ...

Advent Global Solutions

Mainframe Cobol developer

Plano, TX · On-site

$45.75 - $59/hr

* Heavy experience in software development using IBM Assembler in the zOS operating system * Skills with system level functions such as SVCs and PC calls. * Experience working with mainframe database ...

Sonsoft Inc

Mainframe Modernization (GC--USC)

Plano, TX · On-site

$47 - $60.25/hr

Preferably with experience in IBM, MicroFocus, Compuware or other vendor toolset, Strong knowledge and experience in Mainframe Technologies ( COBOL, PL/I, IMS, CICS, REXX, ASSEMBLER, JCL, IMS DB and ...

Analytica

z/OS Mainframe Programmer

Washington, DC · Remote

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.

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 ibm mainframe assembler jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for ibm mainframe assembler 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 Assembler?

An IBM Mainframe Assembler job involves programming in Assembly language on IBM mainframe systems. Professionals in this role write, debug, and optimize low-level code to interact directly with hardware and system software. They often work on performance-critical applications, system utilities, or legacy code maintenance. This job requires deep knowledge of mainframe architecture, instruction sets, and operating systems like z/OS. It is crucial in industries relying on mainframes, such as banking, insurance, and government.

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

To thrive as an IBM Mainframe Assembler, you need strong expertise in assembly language programming, debugging, and understanding of mainframe systems, often supported by a degree in computer science or related experience. Familiarity with IBM z/OS, JCL (Job Control Language), and tools such as IBM Debug Tool or SDSF is commonly expected, and certifications in mainframe technologies can be advantageous. Attention to detail, strong problem-solving ability, and effective communication are key soft skills for this position. These skills are critical to ensuring the reliability, efficiency, and maintainability of essential enterprise applications running on mainframe systems.

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

As an IBM Mainframe Assembler, your typical day involves writing, modifying, and debugging assembly language programs that support business-critical applications. You’ll often review technical specifications, collaborate closely with system programmers and application developers, and use debugging tools to analyze and resolve issues. Maintaining documentation, performing code reviews, and optimizing existing routines for better performance are also regular tasks. This role often requires adherence to strict change management processes and close collaboration within a team responsible for the stability and reliability of mainframe environments.

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Ibm Mainframe Assembler jobs near you
Infographic showing various Ibm Mainframe Assembler job openings in the United States as of August 2026, with employment types broken down into 77% Full Time, 10% Part Time, 1% Temporary, 8% Contract, and 4% Nights. Highlights an 100% Physical job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Mainframe Systems Programmer/Mainframe DBA

West Advanced Technologies (WATI)

Downey, CA • On-site

$56.25 - $71.75/hr

Full-time

Re-posted 7 days ago

Job description

Mainframe Systems Programmer/Mainframe Database Administrator (DBA)
Downey, CA
12+ months
Required Skills:
The Mainframe Systems Programmer/DBA for Legacy Systems manages different types of databases, such as hierarchical (IMS), relational (DB2), and file-based (ADABAS), and is responsible for planning and upgrading the database environments on a County-established basis; verifying the health of all the databases; database administration technical consulting for application and operations teams for the purpose of project planning/development; maintenance on production database systems; performance of technical reviews for existing systems that utilize one of the following database management systems (DBMS): ADABAS, DB2 or IMS; performance of evaluations for the purposes of selecting new or fine-tuning existing DBMS software; consultation with project development teams to provide recommendations on database design; development of logical and physical database designs; creation of overviews of logical database designs; creation of physical databases; database capacity planning; development and use of backup and recovery procedures for databases; database performance monitoring; database space monitoring; database reorganizations; database replication; database compression and database partitioning. 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.
This classification must have a minimum of seven (7) years of experience as a Systems Programming/ DBA, with at least three (3) years of that experience in a lead role.
This classification requires the possession of a bachelor's degree in an IT-related or engineering field.
Desired Skills:
Z/OS 2.4,HCD/IODEF , Z13S,Z15,SMP/E, ASSEMBLER, JCL, COBOL,ACF2,SYSPLEX coupling facility,, HMC (Processor Interface), OSA (Networking Interface), ICC (Integrated Console Controller), FICON (Fiber connectivity to peripheral devices),z/OS Open System and Unix Systems Services (USS) on the Mainframe. ,CLIST, REXX,, FICON switch configuration and definition in HCD, Server Time Protocol (STP) configuration.
15 Years of experience with Z/OS operating system upgrade, 10 Years of experience with Mainframe hardware upgrade projects. 6 Years of experience with HCD & HMC. 4 Years of experience with DB2 or IMS or IBM Tools installation. 2 Years of Experience with mainframe storage.
Additional Information: This is not Mainframe application developer role. This is strictly Z/OS System programmer role.
Regards
Sunil Damagalla
West Advanced Technologies, Inc
E: sunil.d@wati.com D: 279-666-5837

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