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Application Support Engineer; Java & Mainframe | L3 Production Support

Job in Toronto, Ontario, C6A, Canada
Listing for: Atlantis IT Group
Full Time position
Listed on 2026-02-28
Job specializations:
  • IT/Tech
    IT Support, Database Administrator, Cybersecurity, Systems Administrator
Job Description & How to Apply Below
Position: Application Support Engineer (Java & Mainframe | L3 Production Support)
Overview

Location:

Toronto

Contract:

6+ Months
Role Details  

Role Description s: APIs| Auto Sys| Azure| Azure App Service| C| Cyber Ark| Git Hub| Git Hub Copilot| Java| Java Spring Boot| Kafka| .Net| Python| MS SQL| SAS| SQL| VBA| SFTP| and TIBCO.
Responsibilities   Provide production support to applications running on Java and handling job abends.
Acknowledge receipt and start to investigate, diagnose, and analyze L3 application incidents.
Cooperate with TD group for investigation, diagnosis, and analysis of L3 application incidents.
Provide temporary solutions or permanent solutions to incidents which eliminate the root cause.
Document and report incident progress and resolution details.
For a Priority 1 or Priority 2 Incident, manage the incident from receipt until resolution.
Weekend on-call support.
Mainframe platform exposure to tools/products like JCL, PROCS, TSO, ISPF, z/OS, IBM utilities.
Exposure to Cobol and SAS programming.
Mainframe data structures; ability to extract/manipulate data (use of VSAM, DB2).
SAS technology - data review, coding SAS scripts and extracting reports.
Experience in a client support role and working on support projects to resolve tickets within agreed SLAs.
Provide production support to applications running on Mainframes and handle job abends.
Desirable Skills / Qualifications   Knowledge of ITSM Incident Management.
Application Support & Upgrade Support;
Diagnosis and Resolution.
Experience in Java J2EE programming.
SOAP-based web services and SQL for batch processing.
Exposure to Spring and Hibernate.
Unix experience.

Experience with MKS, Struts and JSF programming.
Acknowledge, investigate, diagnose, and analyze L3 incidents; provide root-cause solutions.
Acknowledge receipt and start to investigate incidents; cooperate with teams as needed.
Autosys knowledge.
Weekend on-call readiness.
Exposure to Mainframe tools and environments (JCL, PROCS, TSO, ISPF, z/OS, IBM utilities).
Exposure to Cobol and SAS programming.

Experience with SAS data review, coding SAS scripts, and report extraction.

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