Journeyman Computer Programmer

Custom Software Systems, Inc.

Journeyman Computer Programmers developing COBOL programs for z/OS mainframe environments to meet DRAS specifications. Supporting the full software development lifecycle for payroll systems.

Posted 4/26/2026contractRemote • Ohio • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

SDLCSQL

About the role

Key responsibilities & impact

Develop and maintain COBOL programs for z/OS mainframe environments, meeting all SCR specifications and DRAS design documentation requirements, free of defects.
Write and execute JCL, CICS transactions, and SQL queries as required; utilize ADS-Online, ADS-Batch, and MQ Series as directed.
Perform unit testing of Configuration Items (CIs) to confirm correct functionality; complete and document test results in compliance with DFAS business processes.
Ensure all code complies with DRAS-defined coding standards, industry best practices, and DFAS CMM Level 3 requirements.
Participate in code walkthroughs, reviewing all testing plans and results to confirm required testing is complete and all defects are identified.
Provide production support to research and resolve issues affecting DRAS payroll processing (RCPS, APS, CRSC).
Monitor production performance and job execution; document 100% of reported issues in accordance with DFAS business processes.
Maintain regular attendance at team meetings; actively contribute to team standup and planning sessions.

Requirements

What you’ll need

Bachelor's degree in Computer Science, Information Technology, or related field; or equivalent combination of education and directly applicable mainframe development experience.
Minimum 5 years of hands-on IBM mainframe programming experience with COBOL for z/OS as the primary language.
Working proficiency in JCL, CICS, and z/OS 2.1 operating environment.
Experience with VSAM file structures and at least one of: DB2, IDMS.
Familiarity with TSO, ROSCOE, and common mainframe debugging tools (e.g., Abendaid, MaxUtil, SyncSort).
Ability to work both independently and as a collaborative team member within a structured SDLC environment.
Active or adjudicable Tier 3 / Noncritical-Sensitive (IT-II) background investigation.
Must be a U.S. citizen; males born after 12/31/1959 must be registered with Selective Service.

Benefits

Comp & perks

All work performed exclusively on Government-Furnished Equipment (GFE);
Cyber Awareness Challenge training
CUI Training
Antiterrorism Level I training
Insider Threat Awareness training
Privacy Act training
Records Management training
Unauthorized Disclosure of Classified Information training

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

COBOLJCLCICSSQLVSAMDB2IDMSz/OSSDLCunit testing

Soft Skills

collaborationproblem-solvingattention to detailcommunicationteamworkindependenceplanningdocumentationcode reviewdefect identification

Certifications

Bachelor's degree in Computer ScienceBachelor's degree in Information TechnologyTier 3 / Noncritical-Sensitive background investigation