Mainframe Developer with AWS

Global Business Ser. 4u; Malvern (Chester County); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Global Business Ser. 4u is seeking a Senior Mainframe Migration Engineer in Malvern, PA. Hybrid work arrangement with relocation support is available.

You will lead the finalization of migrating 10–15% of COBOL and DB2 applications to AWS, leveraging deep mainframe expertise and cloud infrastructure knowledge. The role requires 8+ years of experience in mainframe technologies, strong JCL, and tools like Control-M and Endevor.

Qualifications

• 8+ years of relevant experience, senior migration focus preferred.
• Experience migrating COBOL/DB2 to cloud environments.
• Strong hands-on mainframe development and retirement task management.

Responsibilities

• Lead migration of legacy COBOL/DB2 apps to AWS cloud services.
• Ensure data structures meet Pitech architecture standards during migration.
• Write and integrate data into the DSVDS analytic database.
• Collaborate with Deloitte Data Modernization team handling data pipelines.
• Retire legacy system components after migration is complete.
• Contribute as a dedicated individual contributor for modernization and retirement tasks.

Skills

COBOL

DB2

SQL

JCL

Control-M

Endevor

BFC

Smart TS

Tools

AWS S3

AWS Lambda

Aurora

DynamoDB

Glue

Job description

Malvern, PA || Hybrid Relocation will work

must have 8+ years of Exp.

looking for an Independent visa holder

Overview

We are seeking a highly experienced Senior Mainframe Migration Engineer to join our team dedicated to the final phase of modernizing client’s legacy applications. The successful candidate will play a critical role in migrating the remaining 10-15% of our core data and COBOL applications from a mainframe environment to the AWS cloud. This is a senior-level position that requires significant hands-on expertise in mainframe technologies and a strong understanding of modern cloud infrastructure.

Key Responsibilities

• Lead the migration of legacy COBOL and DB2 applications to AWS cloud services.
• Ensure data sets and data structures meet Pitech architecture standards during the migration process.
• Write and integrate data into the DSVDS (analytic database).
• Collaborate with the Data Modernization team (Deloitte) who handles data pipelines.
• Retire legacy system components, including stored procedures, service requests, tables, and batch jobs/files, once migration is complete.
• Act as a dedicated individual contributor focused on both modernization (approx. 70% initially) and retirement tasks.

Required Technical Skills (Must-Haves)

• Mainframe Technologies: COBOL, DB2, SQL
• Job Control: Strong experience with JCL (Job Control Language)
• Mainframe Tools: Control-M, Endevor, BFC, Smart TS

Nice-to-Have Technical Skills (AWS - Increasing Focus)

Experience With Core AWS Services, Including

• S3
• Lambda
• Aurora (for DB2 migration)
• DynamoDB
• Glue

Qualifications

• Experience: Requiring 8+ years of relevant experience. Experience in mainframe development and migration are highly preferred due to the seniority required for managing complex migration and retirement tasks.
• Focus: A background in supporting and developing mainframe applications, with a shift toward data modernization.