Demo

Senior Mainframe Programmer

System One
Pittsburgh, PA Contractor
POSTED ON 11/29/2025 CLOSED ON 12/24/2025

What are the responsibilities and job description for the Senior Mainframe Programmer position at System One?

Request: Mainframe Programmer

Position Location: Most of team in Pittsburgh (preferred)

Pittsburgh PA Two PNC Plaza 620 Liberty Ave, Pittsburgh, PA 15222
Cleveland OH Strongsville Technology Center 8100 Mohawk Dr., Strongsville, OH 44136
Birmingham AL Birmingham - Brock 701 32nd St. South, Birmingham, AL 35233
North Texas Market TX Dallas Innovation Center - Luna Rd 11511 Luna Rd, Farmers Branch, TX 75234
Phoenix AZ Phoenix - Biltmore 2850 E CAMELBACK RD, Phoenix AZ 85016

Provide locations/flexible work by preference: 3 days a week onsite
Ability to work remote: n/a
Travel: if not in Pitt, 2-3 times a year

Intended length of Assignment: potential extension; dependent on project work

Function of the group: Production support work, ACH platform, enhancements, project development

Current initiatives/project(s) that this resource will be impacting:
Risk at the customer level scope, which is part of the 2025 Global Payments project (enhancements)

Industry background: Finance

Team dynamic:
Mainframe Developer, you will work closely with our product owner, business analysts, and other developers to understand business requirements and translate them into technical solutions. You will be involved in the full software development lifecycle, including analysis, design, coding, testing, implementation, maintenance, and some production support.

Roles and Responsibilities:
  • Designing and Developing Applications: Translating business requirements into technical specifications and creating new applications or modifying existing ones.
  • Coding and Testing: Writing code in languages like COBOL, JCL, and Easytrieve; and rigorously testing the code for bugs and performance issues.
  • Collaboration: Working with other developers, project managers, and business analysts to ensure seamless integration of systems.
  • Maintenance and Support: Maintaining existing applications, working customer support tickets to resolve issues, and ensuring the stability of the system.
  • Troubleshooting and Optimization: Identifying and resolving application issues, optimizing performance, and improving the overall efficiency of the mainframe environment.
  • Documentation: Creating and maintaining technical documentation for applications and processes.
  • Adherence to Standards: Ensuring adherence to coding standards and industry best practices.
  • Compliance: Ensuring compliance with security and data protection standards
Technical Skills:
  • Proficiency in COBOL, JCL, DB2, and CICS
  • Experience with VSAM, TSO/ISPF, and Endevor
  • Familiarity with Agile development methodologies

Flex Skills:
  • Knowledge of DevOps tools and practices is a plus
  • Experience in financial services or insurance industry is preferred
  • Working knowledge of Fiserv’s PEP platform.
  • API development experience, including but not limited to using z/OS Connect
Soft Skills:
  • Strong analytical and problem-solving skills
  • Excellent communication and teamwork abilities
  • Ability to manage multiple tasks and meet deadlines
Degrees/Certifications:
Bachelor’s degree in Computer Science, Information Technology, in a related field, or 6 years work experience in mainframe development

Screening Questions:
Describe the last challenge you have overcome in the workplace utilizing you teammates.

Share your resume with ariz.khan@systemone.com. Also connect me at LinkedIn : (16) Ariz J. Khan | LinkedIn

Ref: #404-IT Pittsburgh

Hourly Wage Estimation for Senior Mainframe Programmer in Pittsburgh, PA
$51.00 to $65.00
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