Mainframe Technical Specialist – Cobol, DB2, VSAM, JCL, CICS

HPTech Inc; Charlotte (NC); On-site; USD 103,000 - 165,000; Full time

Job summary

HPTech Inc is seeking a Mainframe Technical Specialist to act as SME for Hogan core banking systems in Charlotte, onsite. You will reverse-engineer legacy modules, translate embedded business logic into modern specifications, and support migration to the Pismo platform.

You will design data extraction and integration interfaces using COBOL, JCL, CICS, DB2, VSAM and MQ, enabling dual-write, rollback, and validation.

Qualifications

• 10+ years with Hogan core banking platform
• Strong COBOL, JCL, CICS, DB2, VSAM, MQ proficiency
• Experience in legacy system analysis and reverse engineering

Responsibilities

• Reverse-engineer Hogan modules including IDS, CIS, PEP, ULS, DDA, and rail components
• Analyze and document business rules embedded in COBOL programs
• 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 replicate behavior in Pismo and participate in decommissioning legacy functionalities

Skills

COBOL

JCL

CICS

DB2

VSAM

MQ

Legacy reverse engineering

Core banking modernization

Production change management

Documentation

Tools

CA Endevor

Changeman

Pismo platform

Job description

Role: Mainframe Technical Specialist – Cobol, DB2, VSAM, JCL, CICS

Location: Charlotte NC (Onsite )

W2 Contract Only

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.

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

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

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