Mainframe Tester – Alpharetta, GA or Berkeley Heights, NJ

 

Mainframe Tester

Alpharetta, GA or Berkeley Heights, NJ (5days onsite)

 

Technical Skills Required

Mainframe Technologies: COBOL, JCL, DB2, VSAM
Online system: CICS (Optional)

Operating Systems: LINUX/AIX

Job Scheduling Tools: CA-7

Testing & Support: End-to-End Testing, Environment Management, File Transmission Monitoring

 

 Job Overview

We are looking for a seasoned Mainframe Testing Support Analyst to provide end-to-end testing support across backend  systems. The ideal candidate will have strong technical expertise in mainframe environments and a proactive approach to resolving environment-related issues that impact client testing cycles.

 

 Key Responsibilities

Provide end-to-end testing support for backend systems, ensuring smooth integration and functionality across environments.

 

Monitor and support file transmissions, including performing replay and retransmission of files as needed to maintain data integrity.

Ensure all client service level agreements (SLAs) are met consistently during testing and support operations.

Work closely with QA, development, and infrastructure teams to maintain stable and reliable test environments.

Note: Upstream and downstream systems outside the defined workflow are out of scope for this role.

 

✅ Preferred Qualifications

Strong hands-on experience in mainframe batch and online systems.

Proven ability to manage and troubleshoot test environments and file transmission workflows.

Familiarity with CA-7 job scheduling, JCL debugging, and CICS transaction monitoring.

Excellent communication and coordination skills to work across cross-functional teams.

Experience in client-facing roles or production support is a plus.

Roles and Responsibilities:

• Role requires mainframe platform batch and CICS with DB2 processing and front-end support engaging with development to resolve E2E environment related issues impacting client testing cycles. 
  • Monitor E2E batch flow to ensure batch streams are processing on time, identify issues that require corrective action and follow up for resolution.
  • Serve as an escalation point for client issues related to the E2E environment.
  • Analyze documentation supporting changes in a complex E2E environment.
• Responsible for performing root cause analysis, first level investigation, escalation and resolution of batch job failures in a timely manner.
• Ensure E2E client service level agreements are attained
  • Troubleshoot and restore service to batch processing on mainframe using industry accepted techniques and procedures.
  • Implement appropriate corrective actions to eliminate recurring batch job failures, coordinating, monitoring, approving change related activities, performing training and coaching for less experienced team members, update procedures as changes occur and deficiencies are identified.
• Monitor and support transmissions, replay/retransmit files as needed
• Able to initiate bridge calls when multiple application and support teams require direct communication between each other to resolve problems.
• Capable of promoting Incidents to Incident Management for a severe issue where production is impacted.
• Ability to page out Application Teams for batch issues/abends and page additional Application Teams/additional resources when needed.

 

 

Looking forward to work with you !!

 

Riya  | Manager – Talent Acquisition

United IT Solutions Inc | Contact: 469-598-1195| Email: riya@uniteditinc.com

LinkedIn: https://www.linkedin.com/in/rajeshwari-r-riya-81848921a/

www.uniteditinc.com | 1212 Corporate Dr, Suite 555, Irving, TX – 75038

*United IT Solutions, Inc. is Celebrating 16 years in the IT Industry *