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Entry Level Mainframe Assembler Programmer Jobs (NOW HIRING)

Mainframe IMS DB Developer

Cuba, OH · On-site

$44 - $56.50/hr

Programming Languages: Strong proficiency in COBOL * Mainframe Operating Systems: In-depth ... Develop and maintain mainframe applications using languages like COBOL , PL/I , and Assembler

Senior z/OS Developer

Irving, TX · On-site +1

$82K - $193K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This position requires deep expertise in Assembler programming, feature design, complex problem analysis, and issue resolution within a mainframe environment. The ideal candidate will possess strong ...

Mainframe support

Weehawken, NJ · On-site

$53.25 - $68.50/hr

Preferred expertise in languages like COBOL, JCL, Assembler. * Knowledge of database management systems like DB2 and VSAM. * Understanding of mainframe security protocols, such as RACF, and best ...

Java Engineer

Atlanta, GA

$49.75 - $68.25/hr

Maintains and utilizes application and programming documents in the development of code. Recommends ... Mainframe Assembler Front-end technologies - HTML, JavaScript, jQuery, CICS Web Frameworks - Web ...

Mainframe Developer

Austin, TX · On-site

$100K - $110K/yr

  • Medical

Write, test, and debug code using mainframe languages such as COBOL, JCL, or Assembler * Analyze and resolve mainframe system issues, ensuring high availability and performance * Collaborate with ...

Mainframe Integration Engineer

Springfield, IL · On-site

$103K - $138K/yr

Integration Engineering Skills: Skills in system integration and testing, ensuring seamless ... g., Assembler, COBOL, EasyTrieve, CICS, CISC Map, DB2, JCL, CA Scheduler, MS, Rocket Software ...

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Entry Level Mainframe Assembler Programmer information

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$38

$54

$66

How much do entry level mainframe assembler programmer jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for entry level 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 the difference between Entry Level Mainframe Assembler Programmer vs Entry Level COBOL Developer?

AspectEntry Level Mainframe Assembler ProgrammerEntry Level COBOL Developer
Required CredentialsBasic knowledge of assembler language, mainframe environmentBasic knowledge of COBOL language, mainframe environment
Work EnvironmentMainframe systems, legacy IT infrastructureMainframe systems, legacy IT infrastructure
Employer & Industry UsageFinancial institutions, government agencies, large corporationsFinancial institutions, government agencies, large corporations
Common Search & ComparisonYesYes

Both roles involve working with mainframe systems in similar industries and require knowledge of legacy programming languages. The main difference lies in the programming language focus: assembler versus COBOL. Entry Level Mainframe Assembler Programmers work with low-level assembler code, while Entry Level COBOL Developers focus on business applications using COBOL. Both roles are essential for maintaining legacy systems in large organizations.

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Infographic showing various Entry Level Mainframe Assembler Programmer job openings in the United States as of August 2026, with employment types broken down into 80% Full Time, 9% Part Time, 1% Temporary, 6% Contract, and 4% Nights. Highlights an 100% Physical job distribution, with an average salary of $112,558 per year, or $54.1 per hour.

Mainframe IMS DB Developer

Long Finch Technologies

Wilmington, DE • On-site

$47.50 - $61.25/hr

Full-time

Posted 15 days ago


Job description

Mandatory Skills: 
  • Programming Languages: Strong proficiency in COBOL
  • Mainframe Operating Systems: In-depth knowledge of z/OS
  • Database Technologies: Expertise in IMS database concepts including IMS/DB and IMS/DC
  • Transaction Processing: Thorough understanding of CICS functionalities and programming interfaces
  • Job Control Language (JCL): Ability to write and manage JCL scripts for batch processing
  • System Administration: Basic understanding of mainframe system administration tasks like data set management and security
  Must Have: IMS/DB, CICS, COBOL and JCL Responsibilities:
  • Develop and maintain mainframe applications using languages like COBOL , PL/I , and Assembler .
  • Design and manage CICS transaction programs for real-time data processing.
  • Support and troubleshoot legacy systems, performing debugging and issue resolution.
  • Work with DB2 and IMS for data storage, management, and query optimization.
  • Monitor and optimize batch processing jobs for efficient system performance.
  • Collaborate with cross-functional teams to define business requirements and technical solutions.
  • Ensure system security, compliance, and data integrity by implementing appropriate controls.