Mainframe Technical Specialist

Shrive Technologies LLC; Charlotte (NC); On-site; USD 120,000 - 160,000; Full time

Job summary

Shrive Technologies LLC seeks a seasoned SME for Hogan core banking systems to reverse-engineer legacy modules and translate embedded business logic into modern, canonical specifications for migration to the Pismo platform.

The role focuses on documenting COBOL business rules, designing data extraction interfaces, and ensuring accurate behavior replication during the cloud-native transition, collaborating with architecture and development teams.

Qualifications

• Extensive COBOL, JCL, CICS and DB2 experience.
• Expertise in reverse-engineering legacy COBOL programs into structured specs.
• Experience with Hogan modules and mainframe modernization.

Responsibilities

• Reverse-engineer Hogan modules including IDS, CIS, PEP+, ULS, DDA, and rail-specific components.
• Analyze and document business rules embedded in COBOL programs into structured, reusable specifications.
• Design and build data extraction and integration interfaces.
• Enable dual-write mechanisms, rollback strategies, and legacy-side validation during migration.
• Support legacy system stabilization and change control processes in production.
• Collaborate with architecture and development teams to ensure accurate behavior replication in Pismo.
• Participate in decommissioning strategy for legacy functionalities.

Skills

Hogan core banking

COBOL

JCL

CICS

DB2

VSAM

MQ

Tools

CA Endevor

Changeman

Job description

Job Summary:

Act as the subject matter expert (SME) for Hogan core banking systems, reverse-engineering legacy modules and translating embedded business logic into modern, canonical specifications to support migration to the Pismo platform.

Responsibilities

Key Responsibilities Reverse-engineer Hogan modules including IDS, CIS, PEP+, ULS, DDA, and rail-specific components Analyze and document business rules embedded in COBOL programs into structured, reusable specifications Design and build data extraction and integration interfaces using: VSAM DB2 MQ Enable dual-write mechanisms, rollback strategies, and legacy-side validation during migration Support legacy system stabilization and change control processes in production Collaborate with architecture and development teams to ensure accurate behavior replication in Pismo Participate in decommissioning strategy for legacy functionalities L

Skill Requirements

10+ years of hands-on experience with DXC Hogan core banking platform Strong expertise in: COBOL, JCL, CICS, DB2, VSAM, MQ Proven experience in: Legacy system analysis and reverse engineering Core banking modernization / migration programs Strong understanding of production change management and control processes Ability to translate complex legacy logic into modern functional/technical documentation

Must Have Skills

• Customer Information Control System (CICS)
• IBM DB2
• Virtual Storage Access Methods (VSAM)
• Job Control Language (JCL)
• COBOL

Other Requirements

• Prior experience in Hogan to cloud-native core migration (e.g., Pismo, Mambu)
• Exposure to ISO 20022 mapping and payments transformation
• Experience with mainframe DevOps tools (CA Endevor, Changeman)
• Knowledge of parallel-run and reconciliation strategies