Senior Mainframe Developer & Support Specialist @Greenfield Talent
Software Development
Salary unspecified
Remote Location
Employment Type full-time
Posted YDay

[Hiring] Senior Mainframe Developer & Support Specialist @Greenfield Talent

YDay - Greenfield Talent is hiring a remote Senior Mainframe Developer & Support Specialist. 💸 Salary: unspecified 📍Location: EST (UTC-5), CST (UTC-6)

Role Description

We are seeking a detail‑oriented and highly reliable professional to support our team on a contract basis. This role is fully remote; however, all work must be performed from within the Central or Eastern time zones to ensure seamless collaboration with internal teams and stakeholders.

  • Design, code, test, and deploy applications using COBOL, JCL, and DB2 (including stored procedures).
  • Develop and maintain online (CICS) and batch processing systems.
  • Work with VSAM files, DB2 databases, and file processing utilities (SORT).
  • Ensure code quality, performance optimization, and adherence to coding standards.
  • Participate in application modernization and system upgrades where required.

Qualifications

  • Proven success working remotely in a structured, deadline‑driven environment.
  • Strong communication skills with the ability to collaborate across distributed teams.
  • Excellent organizational skills and attention to detail.
  • Ability to work independently with minimal supervision.
  • Must be physically located in Central or Eastern Time Zones for the duration of the contract.

Requirements

  • Provide L2/L3 production support for mainframe applications.
  • Troubleshoot and resolve issues related to batch failures, abends, and data inconsistencies.
  • Support Tivoli Workload Scheduler (TWS) batch job scheduling and monitoring.
  • Perform root cause analysis (RCA) and implement preventive solutions.
  • Handle incident, problem, and change management processes.
  • Work with IBM MQ for message-based integrations.
  • Support CICS transaction flows and troubleshoot transaction-related issues.
  • Collaborate with distributed systems teams for end-to-end interface support.
  • Use code management tools (e.g., LCM or similar) for version control, migration, and deployment.
  • Manage code promotion across environments (DEV, QA, PROD).
  • Ensure proper documentation and audit compliance.
  • Collaborate with business analysts, developers, QA teams, and infrastructure teams.
  • Provide technical guidance and mentoring to junior team members.
  • Participate in release planning, code reviews, and design discussions.

Preferred Qualifications

  • Experience supporting fast‑paced teams or project‑based work.
  • Comfort with virtual collaboration tools (e.g., Teams, Zoom, Slack, shared drives, etc.).
  • Ability to adapt quickly to new systems, processes, and priorities.
Before You Apply
remote Be aware of the location restriction for this remote position: EST (UTC-5), CST (UTC-6)
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Senior Mainframe Developer & Support Specialist @Greenfield Talent
Software Development
Salary unspecified
Remote Location
Employment Type full-time
Posted YDay
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Interview Completed
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remote Be aware of the location restriction for this remote position: EST (UTC-5), CST (UTC-6)
Beware of scams! When applying for jobs, you should NEVER have to pay anything. Learn more.
Apply for this position
Did not apply
Applied
Sent Follow-Up
Interview Scheduled
Interview Completed
Offer Accepted
Offer Declined
Application Denied
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