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Weekend Mainframe Assembler Programmer Jobs (NOW HIRING)

Sr. Mainframe Developer

Woodlawn, MD · On-site

$51 - $65.50/hr

Experience with Mainframe Assembler development. * Certification such as IBM Mainframe Developer Professional, Interskill - Mainframe Application Programmer - COBOL and IBM Enterprise COBOL for z/OS ...

Adabas mainframe

Atlanta, GA · Remote

$50.25 - $64.50/hr

... Programmer background Location: 100% REMOTE | WEEKEND WORK Responsibilities include: Monitor ... Assembler programming Minimum EDUCATIONAL and EXPERIENCE REQUIREMENTS University Degree (B.S.) and ...

We're seeking a Mainframe Programmer for a client in Central Illinois for a long-term contract ... Knowledge in Assembler coding, IMS databases. Candidate must be able to effectively communicate in ...

Senior Mainframe Analyst / Developer Duration: 1 yr Location Remote Domain: Mainframe / Legacy ... Experience translating COBOL/Assembler logic into BRDs, User Stories, functional requirements, and ...

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 ...

$48 - $90/hr

Added Aug 06, 2026 Mainframe Programmer (46310) Remote, Remote | Contract For additional ... Knowledge in Assembler coding, IMS databases. Candidate must be able to effectively communicate in ...

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 ...

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.

Lead Mainframe Developer

O Fallon, MO · On-site

$45.75 - $59/hr

... Assembler Language, MVS, z/OS and mainframe environment • Good analytical and problem-solving ... DEVOPS tools. • Ability to prioritise and work on multiple tasks/incidents. • Possess self ...

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.

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Weekend Mainframe Assembler Programmer information

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How much do weekend mainframe assembler programmer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for weekend 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 are the most commonly searched types of Mainframe Assembler Programmer jobs?

The most popular types of Mainframe Assembler Programmer jobs are:

Sr. Mainframe Developer

JS Consulting

Woodlawn, MD • On-site

$51 - $65.50/hr

Contractor

Re-posted 22 days ago


Job description

Job Title- Sr. Mainframe Developer

Project Location – Woodlawn, MD (5 days per week onsite)

Duration- 6+ months contract

Skills: Strong experience with IBM z/OS (OS/390/MVS) environment developing and maintaining JCL and COBOL, Dialog Manager, Endevor, z/OS, CLIS, JCL, and DB2 for application software systems.

Position Description:

  • Responsible for conforming to customer standards and requirements and will be involved in creating and maintaining code and database structures such as COBOL, Restructured Extended Executor (REXX), Job Control Language (JCL), CLIST, DB2, as well as numerous mainframe utility tools such as SYNCSORT, File-AID/Related Data XPERT (RDX), etc. Responsible for unit testing and validation against desired outcomes. The resource is expected to function as part of a team, maintain a high level of collaboration with SSA of customers, and must demonstrate excellent communication skills to ensure success.
  • Develop JCL and software code using customer defined standards and software engineering best practices
  • Evaluate impacts of database schema changes on existing software components
  • Investigate and repair application defects related to business logic, middleware, or database (DB2).
  • Design, develop, test, debug, and implement next-generation COBOL programs using software engineering, best practices and latest technologies
  • Create and update JCL for efficient batch processing
  • Evaluate the impact of new operating systems, or versions of COBOL and Endevor on programs.
  • Collaborate with internal teams and external vendors, offering technical advice and influencing key stakeholders to achieve strategic objectives and enhance Leidos business outcomes.
  • Investigate and repair application defects regardless of component: COBOL, business logic, CICS configurations, middleware, or database (PL/SQL and Data Modeling).
  • Brief management, customer, team, or vendors using written or oral skills at appropriate technical level for audience
  • All other duties as assigned or directed.?

Requirements  

  • Bachelor's Degree in Computer Science, Mathematics, Engineering or a related field.
  • Masters or Doctorate degree may substitute for required experience
  • 10+ years of experience with Mainframe.
  • Must be able to obtain and maintain a Public Trust. Contract requirement.

FACTORS TO HELP YOU SHINE (Required Skills)

These skills will help you succeed in this position:

  • Experience developing and maintaining COBOL applications including working with structures, copybooks, and CICS maps
  • Experience developing applications for use on IBM z/OS.
  • Experience debugging COBOL Programs, CLIST, PROC, COBOL error tracing, and using Visual Studio COBOL viewer.
  • Basic experience with CICS programs, including how COBOL programs interact with BMS maps that define to user interface.
  • Experience using Endevor with TADZ for reporting and analysis such as browsing, scanning elements, measuring usage statistics.
  • Working knowledge / experience with ISPF, TSO, JES, and Job Control Language (JCL).
  • Experience developing and modifying JCL for job execution and batch operations
  • Hands-on experience with batch and online processing.
  • Excellent communication and written skills
  • Experience with mainframe-based software configuration management systems such as Endevor.
  • Experience with Control-M or other mainframe-based job scheduling tools.
  • Detail oriented and committed to consistently completing repetitive production-like tasks on-time and error-free.
  • Ability to independently research problems and provide solutions.

HOW TO STAND OUT FROM THE CROWD (Desired Skills)

Showcase your knowledge of modern development through the following experience or skills:

  • Working knowledge of SAS and REXX.
  • Experience with Mainframe Assembler development.
  • Certification such as IBM Mainframe Developer Professional, Interskill - Mainframe Application Programmer - COBOL and IBM Enterprise COBOL for z/OS Programming
  • Solid knowledge of relational databases (PostgreSQL, DB2), and SQL
  • Experience with modern development software, tools, and methodologies.
  • Experience working on Agile projects and understanding Agile terminology.
  • Experience with DevOps and toolset (Git/Bitbucket, Docker, Jenkins, SonarQube)?

Education           

  • Bachelor's Degree with 7+ years of experience.
  • Must be able to obtain and maintain a Public Trust. Contract requirement.

Respectfully,