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Ibm Z Os Mainframe Jobs (NOW HIRING)

Synapse Tech Services Inc

Mainframe Assembler

Wilmington, DE · On-site

$47.50 - $61/hr

IBM z/OS * Mainframe Application Development * SDLC * Debugging & Troubleshooting * Mainframe Performance Tuning * Technical Documentation * Mainframe System Support * JCL * COBOL (Preferred) * CICS ...

Tech Tammina

Mainframe z/OS Systems Programmer

Atlanta, GA · On-site

$53 - $67.25/hr

Mainframe z/OS Systems Programmer Location: Atlanta, GA Work Model: Hybrid (3 Days Onsite / Week ... Strong expertise supporting IBM z/OS environments. *Experience installing and maintaining IBM and ...

A.C. Coy

z/OS Mainframe Developer (Remote)

Alexandria, VA · Remote

$52.50 - $67.50/hr

Tier One Technologies has an immediate need for a z/OS Mainframe Developer to support our US ... Must have experience with IBM utilities, TSO/ISPF, and Abend-AID. * Experience in mainframe ...

JSM Consulting Inc.

IT Specialist

Albany, NY · On-site

JSM Consulting Inc. is a company seeking an IT Specialist. The role involves administering IBM Workload Scheduler and Dynamic Workload Console in a z/OS mainframe environment, along with ...

A1FED Inc

... IBM z/OS systems and related software ... The ideal candidate will have extensive experience in mainframe environments, particularly with z ...

Intraedge

Mainframe Security Engineer

Phoenix, AZ · On-site

... IBM z/OS mainframe environments · Strong hands-on experience with RACF administration (or ACF2 / Top Secret) · Experience with user and group management · Experience administering dataset and ...

New

Anivas Tech LLC

Mainframe SRE

Upper Marlboro, MD · On-site

$48.50 - $62.50/hr

Operate, monitor, and maintain IBM z/OS mainframe environments supporting mission-critical government applications * Implement Site Reliability Engineering (SRE) principles including SLOs, error ...

ITTConnect

z/OS Connect API Engineer

Columbus, OH · On-site

Columbus, OH (on site work) The z/OS Connect API Engineer is responsible for modernizing mainframe services through API enablement using IBM z/OS Connect. This role bridges traditional CICS/COBOL ...

Halo Group

Z/OS Mainframe Systems Programmer

Anderson, SC · On-site

$50.25 - $64/hr

The Z/OS Mainframe Advanced Systems Programmer will be responsible for the analysis, development, modification, installation, testing and maintenance of operating systems software. This person needs ...

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How much do ibm z os mainframe jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for ibm z os mainframe in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

Are IBM Z OS mainframe jobs in demand?

IBM Z OS mainframe jobs remain in demand due to the continued reliance of large enterprises on mainframe systems for critical applications, data processing, and security. Professionals with skills in mainframe environments, including knowledge of z/OS, COBOL, and system security, are sought after, especially for maintenance, modernization, and integration projects.
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Ibm Z Os Mainframe jobs near you
Infographic showing various Ibm Z Os Mainframe job openings in the United States as of August 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 81% In-person, and 19% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Mainframe Assembler

Synapse Tech Services Inc

Wilmington, DE • On-site

$47.50 - $61/hr

Other

Posted 23 days ago

Job description

Please share your resume to Fasi at synapsetechservice dot com

Job Title: Mainframe Assembler
Location: Wilmington, DE (No Remote Option)- 100% Onsite (5 Days/Week)
Job Type: Contract

Experience: 10+ Years
Position ID: Mphasis-117486-12-1:

Required Skills:

  • IBM Assembler (HLASM) Programming
  • IBM z/OS
  • Mainframe Application Development
  • SDLC
  • Debugging & Troubleshooting
  • Mainframe Performance Tuning
  • Technical Documentation
  • Mainframe System Support
  • JCL
  • COBOL (Preferred)
  • CICS (Preferred)
  • DB2 (Preferred)

Job Responsibilities:

  • Design, develop, code, and test applications using IBM Assembler.
  • Work across all phases of the Software Development Life Cycle (SDLC).
  • Debug and troubleshoot mainframe applications to ensure optimal performance.
  • Develop and maintain technical documentation for assembler programs.
  • Provide technical support for mainframe systems and ensure adherence to coding standards.
  • Optimize application performance and maintain system reliability.
  • Collaborate with system architects, analysts, and cross-functional teams to translate business requirements into efficient low-level machine code.
  • Stay updated with the latest mainframe technologies and assembler programming practices.

Requirements:

  • 10+ years of hands-on experience in Mainframe Assembler programming.
  • Strong expertise with IBM z/OS operating system.
  • Experience with the complete SDLC.
  • Excellent debugging and problem-solving skills.
  • Strong knowledge of mainframe architecture and system programming.
  • Experience with JCL; knowledge of COBOL, CICS, and DB2 is a plus.
  • Excellent communication and documentation skills.

Apply