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Ibm Assembler Programmer Jobs in Texas (NOW HIRING)

Mainframe Assembler Developer

Addison, TX · On-site

$47.50 - $61/hr

Provide production support for IBM Mainframe applications. * Develop and troubleshoot JCL. * Manage ... Assembler (HLASM) programming * JCL/ECL development and troubleshooting * TSO / ISPF environment

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 ...

Mainframe Cobol developer

Plano, TX

$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 ...

Senior z/OS Developer

Irving, TX · On-site +1

$82K - $193K/yr

... Assembler Programmer to play a key role in the development, enhancement, and Level 3 support of a ... Knowledge of IBM C/C++ development on the mainframe platform. * Experience developing and ...

Senior Mainframe Software Engineer

Plano, TX · On-site

$117K - $154K/yr

This role is for a hands-on engineer who will work at the intersection of design and development to ... IBM Assembler Language (HLASM) proficiency. * z/OS Operating system familiarity. * Experience ...

Senior Software Engineer (ICB3)

Plano, TX · On-site

$117K - $154K/yr

Software Engineer Broadcom provides IT management solutions that help customers manage and secure ... IBM Assembler on z/OS, z/OS Language Environment (LE) * Skills with system level functions such as ...

IBM Assembler, Metal C, COBOL, ISPF, REXX, and JCL. * Knowledge and related product expertise in ... Familiar with QA and DevOps concepts and practices such as test automation, CI/CD etc. * Experience ...

Heavy experience in software development using IBM Assembler on z/OS systems. * Experience using ... Familiar with QA and DevOps concepts and practices such as test automation, CI/CD etc. * Advanced ...

Heavy experience in software development using IBM Assembler on z/OS systems. * Experience using ... Familiar with QA and DevOps concepts and practices such as test automation, CI/CD etc. * Advanced ...

IBM Assembler, Metal C, COBOL, ISPF, REXX, and JCL. * Knowledge and related product expertise in ... Familiar with QA and DevOps concepts and practices such as test automation, CI/CD etc. * Experience ...

... Programmer. Experience working in an agile environment. Understanding of the zTPF environment ... Must be proficient in Assembler, IBM TPF Tool Kit, and CVS tools. Experience using SABRETALK ...

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Ibm Assembler Programmer information

What is an IBM Assembler Programmer?

An IBM Assembler Programmer is responsible for writing, testing, and maintaining low-level assembly language code for IBM mainframe systems. They work with IBM's High-Level Assembler (HLASM) to develop optimized, high-performance programs, often interfacing with operating systems like z/OS. Their role includes debugging, performance tuning, and ensuring seamless integration with other software components. These programmers are typically employed in industries that rely heavily on legacy mainframe applications, such as banking, insurance, and government agencies. Strong knowledge of system architecture, memory management, and assembly language syntax is essential for success in this role.

What are the key skills and qualifications needed to thrive as an IBM Assembler Programmer?

To excel as an IBM Assembler Programmer, you need strong proficiency in IBM Assembly language, mainframe concepts, and a background in computer science or a related discipline. Familiarity with IBM z/OS, TSO/ISPF, JCL, and debugging tools, as well as experience with source control systems, is typically required. Analytical thinking, attention to detail, and effective communication are important soft skills for collaborating on complex projects and troubleshooting code. These skills ensure reliable, efficient code and smooth integration within mission-critical business environments.

What are the typical day-to-day responsibilities of an IBM Assembler Programmer?

As an IBM Assembler Programmer, your daily responsibilities often include writing, maintaining, and optimizing assembly code for mainframe applications, as well as debugging and troubleshooting program errors. You will frequently collaborate with systems analysts and application developers to design solutions that meet business requirements and enhance system performance. Regular tasks may also involve reviewing job control language (JCL), preparing technical documentation, and conducting code reviews. The role may involve both independent work and team-based projects, depending on the size and structure of your organization.

What are the most commonly searched types of Ibm Assembler Programmer jobs in Texas?

The most popular types of Ibm Assembler Programmer jobs in Texas are:

What job categories do people searching Ibm Assembler Programmer jobs in Texas look for?

The top searched job categories for Ibm Assembler Programmer jobs in Texas are:

Infographic showing various Ibm Assembler Programmer job openings in Texas as of August 2026, with employment types broken down into 1% Internship, 70% Full Time, 23% Part Time, and 6% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution.

Mainframe Assembler Developer

UniQtal Solutions LLC

Addison, TX

$43 - $55.25/hr

Contractor

Posted 14 days ago


Job description

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