Mainframe Assembler (HLASM) Developer
Astra North Infoteck Inc.
Full-time
Assemblers and Fabricators
Location
Toronto, Ontario, Canada
Posted
March 16, 2026
Job Description
Job Description
Location: Toronto, ON
Skills: MySQL~Control-M_Workload Scheduling and Automation_Administration
Experience Required: 6-8
Role Descriptions
SQL Skills
Moderate SQL Skills
Ability to perform UPDATE| INSERT| DELETE| and JOIN operations.
Comfortable writing queries for data validation| troubleshooting| and root cause analysis.
Experience querying relational databases (Oracle| SQL Server| MySQL| etc.).
Production Support Experience
Hands on experience supporting applications in a live production environment.
Skilled in incident management| troubleshooting| and triaging issues under SLA timelines.
Ability to collaborate with dev| QA| infra| and business teams to resolve issues quickly.
On‑Call Readiness...