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Astra North Infoteck Inc.
Sr. Mainframe Rehosting Specialist – Mainframe Modernization, Raincode & AzureAstra North Infoteck Inc. • Toronto, Ontario, Canada
Sr. Mainframe Rehosting Specialist – Mainframe Modernization, Raincode & Azure

Sr. Mainframe Rehosting Specialist – Mainframe Modernization, Raincode & Azure

Astra North Infoteck Inc. • Toronto, Ontario, Canada
24 days ago
Salary
CA$10.00 hourly
Job type
  • Full-time
Job description

Role Overview

Lead and execute large-scale mainframe modernization and rehosting initiatives.
Drive end-to-end transformation activities from assessment through migration and post-migration optimization.
Provide hands-on technical expertise across mainframe technologies rehosting platforms and Azure cloud modernization.

Key Responsibilities

Mainframe Rehosting & Modernization

Lead mainframe rehosting initiatives using:
Raincode
Micro Focus
Define and execute:
Rehosting (Lift & Shift) strategies
Replatforming approaches
Selective refactoring strategies
Drive mainframe transformation programs.
Develop modernization roadmaps timelines and execution plans.

Hands-On Application Transformation

Perform technical transformation activities on legacy systems built with:
COBOL
PL/I
Assembler
CICS
Analyze and modernize applications based on:
JCL
IMS
DB2
VSAM
Execute:
Code remediation
Conversion validation
Runtime behavior fixes
Support Eztrieve-based applications as needed.

Database Migration & Data Transformation

Lead DB2 to SQL Server migration activities.
Define:
Data mapping strategies
Data transformation approaches
Reconciliation processes
Validation processes
Ensure:
Data integrity
Performance optimization
Minimal downtime during cutover

Azure Cloud Enablement

Design and implement Azure-based solutions including:
Compute (VMs and rehosted workloads)
Networking (VNETs and hybrid connectivity)
Storage
Security controls (RBAC Key Vault)
Enable integration between:
Rehosted applications
Modern cloud services
APIs

Performance Optimization

Ensure post-migration:
Performance parity or improvement compared to mainframe systems
High availability
Disaster recovery readiness
Optimize:
Batch processing
Scheduling
Online transaction processing systems

Migration Delivery & Execution

Collaborate with:
Application teams
Cloud engineers
DevOps teams
QA teams
Business stakeholders
Lead:
Migration planning
Execution activities
Testing and validation
Cutover and go-live activities

Governance Risk & Best Practices

Define and enforce:
Migration standards
Migration frameworks
Architecture best practices
Identify:
Risks
Dependencies
Implement mitigation strategies throughout the migration lifecycle.

Testing & Post-Migration Support

Drive:
Functional testing
Integration testing
Performance testing
Support:
Cutover execution
Hypercare activities
Stabilization
Conduct post-migration optimization and tuning.

Mentorship & Technical Leadership

Provide hands-on leadership and guidance to engineering teams.
Mentor developers on:
Mainframe modernization techniques
Rehosting tools
Cloud adoption strategies

Required Skills & Qualifications

Mainframe Technologies

Strong hands-on experience with:
COBOL
PL/I
Assembler
CICS
Strong knowledge of:
JCL
IMS
DB2
VSAM
Experience with batch and online processing systems.

Rehosting & Modernization

Hands-on experience with:
Raincode
Micro Focus
Proven experience with mainframe modernization programs.
Expertise in:
Code analysis
Code remediation
Application dependency mapping

Database Migration

Strong experience with DB2 to SQL Server migration.
Deep understanding of:
Data transformation
Data validation
Migration best practices

Azure Cloud

Strong experience designing solutions on Microsoft Azure.
Knowledge of:
Hybrid cloud architectures
Infrastructure design
Cloud security

Core Engineering

Strong hands-on development and troubleshooting experience.
Ability to:
Debug complex legacy systems
Resolve migration issues
Optimize application performance

Nice to Have

Eztrieve experience.
DevOps tools:
Azure DevOps
Jenkins
Git
Exposure to:
Containerization
Microservices architectures
Experience in:
BFSI
Insurance
Enterprise systems
10 years of mainframe modernization and rehosting experience.





Required Skills:

Sailpoint


Employment Type : Full Time
Experience: years
Vacancy: 1
Monthly Salary Salary: 10 - 10
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Sr. Mainframe Rehosting Specialist – Mainframe Modernization, Raincode & Azure • Toronto, Ontario, Canada

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