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Mainframe Developer

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CogniSoft Technologies

Parsippany-Troy Hills, NJ (In Person)

Full-Time

Posted 3 days ago (Updated 6 hours ago) • Actively hiring

Expires 6/8/2026

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Job Description

Job Title:
Mainframe Developer (10+Years Experience)
Location:
Parsippany, NJ (Onsite)
Duration:
24 Months Contract (Possible Extension) 🔹 Responsibilities ▪️ Design, develop, and maintain mainframe applications using COBOL, DB2, CICS, and JCL ▪️ Work on batch and online programs ensuring performance and reliability ▪️ Perform impact analysis, code reviews, and enhancements ▪️ Write and optimize DB2 SQL and stored procedures ▪️ Develop and maintain JCL jobs and scheduling workflows ▪️ Troubleshoot and resolve production issues with root cause analysis ▪️ Provide production and on-call support ▪️ Collaborate with business analysts and QA teams for requirements and testing ▪️ Support application upgrades, modernization, and deployments ▪️ Ensure compliance with coding standards, security, and audits ▪️ Maintain technical documentation and mentor junior team members 🔹 Required Skills ▪️ Mainframe Application Development ▪️ COBOL (Batch & Online) ▪️ DB2 (SQL, Stored Procedures) ▪️ CICS ▪️ JCL ▪️ Strong experience with Batch Processing & Scheduling 🔹 Good to Have ▪️ REXX ▪️ Easytrieve ▪️ IBM MQ ▪️ CA Gen ▪️ CargoWise Certification

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