Support business-critical batch and online systems with JCL, TSO/ISPF tools, and REXX scripts. * Maintain and create shell scripts and CGI interfaces in USS. * Participate in backup and disaster ...
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Support business-critical batch and online systems with JCL, TSO/ISPF tools, and REXX scripts. * Maintain and create shell scripts and CGI interfaces in USS. * Participate in backup and disaster ...
Quick apply
Support business-critical batch and online systems with JCL, TSO/ISPF tools, and REXX scripts. * Maintain and create shell scripts and CGI interfaces in USS. * Participate in backup and disaster ...
Charlotte, NC · On-site
$53.75 - $68.25/hr
Strong REXX programming knowledge. * Understand and update the IPL/shutdown automation. * Work with operation/sysprog teams to identify use cases for automation and automate them. * Manage SA ...
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Charlotte, NC · On-site
$53.75 - $68.25/hr
Strong REXX programming knowledge. * Understand and update the IPL/shutdown automation. * Work with operation/sysprog teams to identify use cases for automation and automate them. * Manage SA ...
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Quick apply
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Visio, TFS, Visual Studio, REXX, msbatch, ms pxe, xml, SQL Basic Qualifications: 5+ years of App System Engineer or equivalent Minimum Qualifications: Client Client Automation System Engineering ...
Visio, TFS, Visual Studio, REXX, msbatch, ms pxe, xml, SQL Basic Qualifications: 5+ years of App System Engineer or equivalent Minimum Qualifications: Client Client Automation System Engineering ...
Plano, TX · On-site
... REXX, CLIST, and Netview PIPE programming. • Ability to prepare and maintain documentation on system configurations, procedures, and best practices. • Knowledge of REXX programming skills.
Plano, TX · On-site
... REXX, CLIST, and Netview PIPE programming. • Ability to prepare and maintain documentation on system configurations, procedures, and best practices. • Knowledge of REXX programming skills.
... REXX execs, and Policy Database (PDB) configurations • Support installation, configuration, and integration of IBM automation products • Partner with operations teams to optimize system startup ...
... REXX execs, and Policy Database (PDB) configurations • Support installation, configuration, and integration of IBM automation products • Partner with operations teams to optimize system startup ...
Visio, TFS, Visual Studio, REXX, msbatch, ms pxe, xml, SQL Basic Qualifications: 5+ years of App System Engineer or equivalent Minimum Qualifications: Client Client Automation System Engineering ...
Visio, TFS, Visual Studio, REXX, msbatch, ms pxe, xml, SQL Basic Qualifications: 5+ years of App System Engineer or equivalent Minimum Qualifications: Client Client Automation System Engineering ...
Dallas, TX · On-site
$48.50 - $62.25/hr
REXX * Syncsort / DFSORT * Banking / Financial Services domain * Agile
Dallas, TX · On-site
$48.50 - $62.25/hr
REXX * Syncsort / DFSORT * Banking / Financial Services domain * Agile
Washington, DC · On-site
Modify, enhance, and maintain custom data parsers in ION IT2 using Object REXX scripting and related APIs to support onboarding and integration for banks, payments, and statements. * Develop and ...
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Washington, DC · On-site
Modify, enhance, and maintain custom data parsers in ION IT2 using Object REXX scripting and related APIs to support onboarding and integration for banks, payments, and statements. * Develop and ...
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Buffalo, NY · Remote
Skill Set 1: Installation and maintenance of mainframe software using SMP/e, zOSMF or other standard methods Skill Set 2: z/OS support skills including JCL, REXX, CLIST, DFSMS, DFDSS Skill Set 3: ...
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Buffalo, NY · Remote
Skill Set 1: Installation and maintenance of mainframe software using SMP/e, zOSMF or other standard methods Skill Set 2: z/OS support skills including JCL, REXX, CLIST, DFSMS, DFDSS Skill Set 3: ...
Experienced in Rexx coding for use in Automation scripts * Experienced with Control M and administrator functions within the tool * Experience with JCL for use in Endevor, Automation, and running ...
Experienced in Rexx coding for use in Automation scripts * Experienced with Control M and administrator functions within the tool * Experience with JCL for use in Endevor, Automation, and running ...
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
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Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Tampa, FL · On-site
$46.25 - $59.50/hr
Experience with File Aid, Stored Procedures, Endevor, CA-7, NDM, MFTS, s-FTP, XML, CLIST, REXX is a plus
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Tampa, FL · On-site
$46.25 - $59.50/hr
Experience with File Aid, Stored Procedures, Endevor, CA-7, NDM, MFTS, s-FTP, XML, CLIST, REXX is a plus
RACF, z/OS, zSecure, REXX Job Details: As a Mainframe Security Analyst, you will: * Design document test maintain and provide issue resolution recommendations for moderately complex security ...
RACF, z/OS, zSecure, REXX Job Details: As a Mainframe Security Analyst, you will: * Design document test maintain and provide issue resolution recommendations for moderately complex security ...
Atlanta, GA · On-site +1
Proficiency in REXX, CLIST and Netview PIPE Programming. * Installing and configuration of z/OS systems Roles & Responsibilities * Expertise required in Mainframe System Automation tools i.e., IBM SA ...
Atlanta, GA · On-site +1
Proficiency in REXX, CLIST and Netview PIPE Programming. * Installing and configuration of z/OS systems Roles & Responsibilities * Expertise required in Mainframe System Automation tools i.e., IBM SA ...
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Quick apply
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Quick apply
Wilmington, DE · On-site
$47.50 - $61.25/hr
REXX, SAS, Cloud Exposure, batch processing
Hands-on experience with rexx automation, groovy, yaml scripting * Experience working on migration of source code or data migration from Mainframe to distributed environments * Hands-on experience ...
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Hands-on experience with rexx automation, groovy, yaml scripting * Experience working on migration of source code or data migration from Mainframe to distributed environments * Hands-on experience ...
Plano, TX · On-site
$47 - $60.25/hr
At least 6+ years of experience in Mainframe Technologies including COBOL, PL/I, IMS, CICS, REXX, ASSEMBLER, JCL, IMS DB and DB2. * At least 3+ years of experience in Mainframe Modernization Projects.
Plano, TX · On-site
$47 - $60.25/hr
At least 6+ years of experience in Mainframe Technologies including COBOL, PL/I, IMS, CICS, REXX, ASSEMBLER, JCL, IMS DB and DB2. * At least 3+ years of experience in Mainframe Modernization Projects.
$71K - $77.2K
6% of jobs
$83.4K is the 25th percentile. Wages below this are outliers.
$77.2K - $83.5K
19% of jobs
$83.5K - $89.7K
11% of jobs
$89.7K - $95.9K
11% of jobs
The median wage is $98.1K / yr.
$95.9K - $102.1K
11% of jobs
$102.1K - $108.4K
9% of jobs
$108.4K - $114.6K
6% of jobs
$116K is the 75th percentile. Wages above this are outliers.
$114.6K - $120.8K
11% of jobs
$120.8K - $127K
8% of jobs
$127K - $133.3K
5% of jobs
$133.3K - $139.5K
3% of jobs
$71K
$103.1K
$139.5K
| Aspect | Rexx | Python Developer |
|---|---|---|
| Required Credentials | Typically requires scripting experience, sometimes certifications in mainframe or scripting languages | Bachelor's degree in Computer Science or related field; certifications like PCEP or PCAP are common |
| Work Environment | Mainframe environments, legacy systems, scripting tasks | Web development, data analysis, automation, diverse industries |
| Employer & Industry Usage | Financial institutions, mainframe operations, legacy system maintenance | Tech companies, startups, enterprise software, data science |
| Common Search & Comparison Intent | Rexx vs Python Developer |
Rexx is primarily used for scripting in mainframe and legacy systems, requiring specific scripting skills and experience with older environments. Python Developers work across a broader range of industries, focusing on web, data, and automation tasks, often requiring a degree and certifications. While Rexx is niche and legacy-focused, Python offers versatility and modern application development opportunities.

Lanham, MD • On-site
Full-time
Re-posted 26 days ago
Senior System Programmer / Computer System Specialist Staff Augmentation. -
USC is Must for this Job role.
On-site: Landover MD -
Start Date : to begin work on or before Monday, October 27, 2025
Technology Infrastructure who possess IT expertise, knowledge, skills, abilities, certifications, and vetted professional resources to provide an IBM z/OS Systems Programmer to support, maintain, and enhance our enterprise mainframe environment. The ideal candidate will have a strong background in z/OS system administration, software maintenance using SMP/E, and programming experience in IBM mainframe languages. This role requires a flexible, hands-on capable professional.
SENIOR SYSTEM PROGRAMMER / COMPUTER SYSTEM SPECIALIST KEY SAMPLE OF RESPONSIBILITIES:
REQUIRED QUALIFICATIONS: Minimum Qualifications:
Preferred Qualifications: (Information Technology Professional Consulting Technology Services) :