Mainframe Developer w/AWS

Global Business Ser. 4u; Malvern (Chester County); On-site; USD 140,000 - 190,000; Full time

Job summary

Global Business Ser. 4u in Malvern, PA is seeking a highly experienced Senior Mainframe Migration Engineer to join a team finalizing the modernization of legacy COBOL and DB2 applications.

The role focuses on migrating the remaining 10-15% of core data and COBOL workloads from mainframe to AWS cloud, requiring strong hands-on mainframe skills and cloud infrastructure knowledge. The position is onsite in Malvern, PA, with a senior-level expectation and collaboration with Deloitte's Data

Qualifications

• 8+ years of relevant mainframe experience with migration focus.
• Experience in mainframe development and migration preferred due to seniority.
• Background in supporting and developing mainframe applications, with a shift toward data modernization.

Responsibilities

• Lead the migration of legacy COBOL and DB2 applications to AWS cloud services.
• Ensure data sets and data structures meet architecture standards during the migration process.
• Write and integrate data into the data warehouse/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 modernization (about 70% initially) and retirement tasks.

Skills

COBOL

DB2

SQL

JCL

Tools

Control-M

Endevor

BFC

Smart TS

Job description

Malvern, PA || Onsite 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.

Malvern, PA || Onsite 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.