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Mainframe Developer In Trenton, NJ - Locals Only

Amtex EnterprisesTrenton, NJ🇺🇸United StatesPosted Sep 25, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Trenton, NJ, United States
Posted
4 days ago
AssemblyCOBOL

Job Description

Role : Mainframe Developer
Location: Trenton, NJ 08625 – Hybrid (2 Days Onsite / 3 Days Remote)
Duration: 12+ Months
Work Arrangement: Hybrid
Local candidates only. Candidates must be able to work onsite in Trenton, NJ two days per week.
Job Description
We are seeking an experienced Mainframe Developer to support the design, development, testing, maintenance, and production support of critical mainframe applications.
The ideal candidate will have strong hands-on experience with COBOL, CICS, DB2, JCL, and mainframe application testing and debugging. Experience with IDMS-to-DB2 conversion and Information Builders FOCUS is highly desirable.
What You'll Do
  • Analyze business and system requirements and translate them into technical solutions.
  • Develop and modify mainframe applications using COBOL, CICS, DB2, and JCL.
  • Perform coding, component testing, assembly testing, debugging, and production support activities.
  • Develop and maintain program specifications and technical documentation.
  • Conduct unit testing and participate in system and user acceptance testing.
  • Collaborate with business users and technical teams to ensure successful implementation of solutions.
  • Support maintenance and enhancement efforts for existing applications.
  • Participate in database conversion and modernization initiatives as needed.
  • Develop and support stored procedures.
  • Work effectively with technical and non-technical stakeholders throughout the application lifecycle.
Required Qualifications
  • Bachelor's degree or equivalent technical education.
  • 5+ years of overall IT and application development experience.
  • 5+ years of hands-on COBOL coding, testing, and debugging experience.
  • 5+ years of IBM OS/JCL (MVS) experience.
  • 5+ years of CICS development, testing, and debugging experience.
  • 5+ years of IBM DB2 development, testing, and debugging experience.
  • 5+ years of experience developing technical and user documentation.
  • 5+ years of experience performing usability testing and participating in system testing with end users.
  • 5+ years of experience developing and supporting stored procedures.
  • Strong verbal and written communication skills.
  • Ability to collaborate effectively with technical and non-technical stakeholders.
  • Ability to work independently and as part of cross-functional teams in a fast-paced environment.

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