$43 - $55.25/hr
Video + In-person Required Qualifications * 8+ years of experience in IBM Mainframe application development and production support Strong hands-on expertise in: * Assembler (HLASM) programming * JCL ...
Quick apply
$43 - $55.25/hr
Video + In-person Required Qualifications * 8+ years of experience in IBM Mainframe application development and production support Strong hands-on expertise in: * Assembler (HLASM) programming * JCL ...
Wilmington, DE · On-site
$45 - $55/hr
Mainframe Assembler Location: Wilmington, Delaware Pay Rate: $45-$55/hr Contract: Long-Term ... The ideal candidate will have strong expertise in IBM Assembler programming, z/OS, and the Software ...
Quick apply
Wilmington, DE · On-site
$45 - $55/hr
Mainframe Assembler Location: Wilmington, Delaware Pay Rate: $45-$55/hr Contract: Long-Term ... The ideal candidate will have strong expertise in IBM Assembler programming, z/OS, and the Software ...
Omaha, NE · On-site
$46.75 - $60.25/hr
IBM Mainframe Assembler Programmer (with experience on Assembler, COBOL, JCL, VSAM, DB2, CICS, ENDEVOR, FILEAID, Debugging tools like XPEDITER/INTERTEST) Job Location : Omaha, Nebraska (Omaha is a ...
Omaha, NE · On-site
$46.75 - $60.25/hr
IBM Mainframe Assembler Programmer (with experience on Assembler, COBOL, JCL, VSAM, DB2, CICS, ENDEVOR, FILEAID, Debugging tools like XPEDITER/INTERTEST) Job Location : Omaha, Nebraska (Omaha is a ...
Wilmington, DE · On-site
$47.50 - $61.25/hr
Mainframe assemblers are responsible for designing, coding, and testing application programs using the IBM Assembler language. They should also be familiar with the entire Software Development Life ...
Wilmington, DE · On-site
$47.50 - $61.25/hr
Mainframe assemblers are responsible for designing, coding, and testing application programs using the IBM Assembler language. They should also be familiar with the entire Software Development Life ...
$45.50 - $58.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
$45.50 - $58.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Addison, TX · On-site
$60 - $65/hr
We are seeking a highly experienced Mainframe Assembler Developer to support and enhance a mission-critical legacy application written in IBM z/OS assembler language. This role requires a self ...
Addison, TX · On-site
$60 - $65/hr
We are seeking a highly experienced Mainframe Assembler Developer to support and enhance a mission-critical legacy application written in IBM z/OS assembler language. This role requires a self ...
Clarksville, OH · On-site
$43.25 - $55.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Clarksville, OH · On-site
$43.25 - $55.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
New Vienna, OH · On-site
$44.25 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
New Vienna, OH · On-site
$44.25 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Reesville, OH · On-site
$44.50 - $57/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Reesville, OH · On-site
$44.50 - $57/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Reesville, OH · On-site
$44.50 - $57/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Reesville, OH · On-site
$44.50 - $57/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Clarksville, OH · On-site
$43.25 - $55.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Clarksville, OH · On-site
$43.25 - $55.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Waynesville, OH · On-site
$43.75 - $56.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Waynesville, OH · On-site
$43.75 - $56.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Waynesville, OH · On-site
$43.75 - $56.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Waynesville, OH · On-site
$43.75 - $56.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Midland, OH · On-site
$44.50 - $57.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Midland, OH · On-site
$44.50 - $57.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Bowersville, OH · On-site
$44 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Bowersville, OH · On-site
$44 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
New Vienna, OH · On-site
$44.25 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
New Vienna, OH · On-site
$44.25 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Midland, OH · On-site
$44.50 - $57.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Midland, OH · On-site
$44.50 - $57.25/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Bowersville, OH · On-site
$44 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Bowersville, OH · On-site
$44 - $56.75/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Highland, OH · On-site
$45.50 - $58.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Highland, OH · On-site
$45.50 - $58.50/hr
We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...
Wilmington, DE · On-site
$60/hr
Mainframe assemblers are responsible for designing, coding, and testing application programs using the IBM Assembler language. They should also be familiar with the entire Software Development Life ...
Quick apply
Wilmington, DE · On-site
$60/hr
Mainframe assemblers are responsible for designing, coding, and testing application programs using the IBM Assembler language. They should also be familiar with the entire Software Development Life ...
$10.10 - $15.76
2% of jobs
$15.76 - $21.42
0% of jobs
$21.42 - $27.08
0% of jobs
$27.08 - $32.74
0% of jobs
$32.74 - $38.40
2% of jobs
$38.40 - $44.06
12% of jobs
$46.59 is the 25th percentile. Wages below this are outliers.
$44.06 - $49.72
20% of jobs
The median wage is $52.66 / hr.
$49.72 - $55.38
27% of jobs
$59.44 is the 75th percentile. Wages above this are outliers.
$55.38 - $61.04
17% of jobs
$61.04 - $66.70
12% of jobs
$66.70 - $72.36
9% of jobs
$10
$53
$72
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.
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.
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.
Cities with the most Ibm Mainframe Assembler job openings:
The most popular types of Ibm Mainframe Assembler jobs are:
States with the most job openings for Ibm Mainframe Assembler jobs include:
The top searched job categories for Ibm Mainframe Assembler jobs are:
Addison, TX
$43 - $55.25/hr
Contractor
Posted 11 days ago
Role: Mainframe Assembler Developer
Location: Addison, TX or Charlotte, NC- Hybrid
Employment type: W2 only
Duration: Long-term contract
Interview : Video + In-person
Required Qualifications
• 8+ years of experience in IBM Mainframe application development and production support
Strong hands-on expertise in:
• Assembler (HLASM) programming
• JCL development and troubleshooting
• GDGs and batch processing
• Proven experience with:
• Connect: Direct (NDM)
• ISPW (or equivalent change management tools)
• CA7 scheduling
• TSO / ISPF environment
• GitHub CoPilot
