Senior Mainframe Architect
Principal-level Technical Lead to own and drive the entire mainframe-to-AWS replatform delivery using Rocket Software Enterprise Server. This person will lead the technical strategy across all workstreams — COBOL compilation, DB2 migration, shared services (MQ, Control-M, CDC, CFT), DevOps pipelines, security (LDAP/RACF migration), and infrastructure. Required technical skills
- Rocket software Enterprise Server (Microfocus) Administrator. (strong — ES, EA, ED)
- COBOL replatform / mainframe modernization
- Experience with DB2 (z/OS and LUW), data migration, Precisely CDC
- AWS proficient resource with (AWS solution Architect associate certification at least)
- IBM MQ or Amazon MQ, job scheduling (Control-M)
- Security: RACF-to-LDAP migration, KMS, Security Hub
- Architecture leadership across multi-partner programs
Key Responsibilities
- Install and configure:
Rocket Enterprise Server (MFES) Enterprise Developer runtime
- Setup:
Regions (CICS / batch regions) File handlers (VSAM emulation)
- Manage AWS Components
EC2 (Compute instances for MFES) EBS / FSx (Storage for files) S3 (Batch input/output files) VPC / Subnets (networking)
- Lead technical strategy across all migration workstreams
- Own architecture decisions and ADR documentation
- Ensure Rocket ES stability, COBOL pipeline, and DevOps
- Oversee DB2 migration, shared services, and security
- Present at workshops and SteerCo on technical progress