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Enterprise Solutions Inc.

Application Support Analyst (Mainframe/AS400)

Full Time · In Office · Mississauga, Ontario (Canada)

Posted Jul 2, 2026

Work Options
Cloud Stack
Skills
Job Type
Position Group
  • Job Title: Application Support Analyst (Mainframe/AS400)
  • Location: Mississauga, ON (Hybrid)
  • Type: FullTime
  • Job Summary
  • We are seeking an experienced Application Support Analyst (AS400) to provide production support for enterprise applications running on IBM i / AS400 platforms. The ideal candidate should have strong expertise in AS400 COBOL, SQL, and application support within a 24x7 environment.
  • Key Responsibilities
  • Provide support for the Unitrax record keeping system on IBM i / POWER systems
  • Investigate and resolve production incidents and high-priority tickets
  • Create and execute ad hoc SQL queries for troubleshooting and data correction
  • Debug embedded SQL COBOL ILE programs
  • Support application releases, batch jobs, and change management activities
  • Perform root cause analysis and provide long-term solutions
  • Coordinate with clients, offshore teams, and stakeholders
  • Participate in on-call support rotation and weekend support when required
  • Required Skills
  • Mandatory Skills
  • AS400 / IBM i
  • COBOL, CLLE, SQL
  • Oracle SQL and ad hoc query writing
  • Mainframe / AS400 COBOL support
  • Mainframe DB2
  • Experience in 24x7 production support
  • Good to Have Skills
  • Mainframe Enterprise COBOL
  • MS SQL Server
  • MySQL
  • FundSERV experience

Qualifications

  • 7+ years of experience as an Application Support Analyst
  • Strong analytical and troubleshooting skills
  • Excellent communication skills
  • Willingness to work shifts, weekends, and on-call support
  • Experience supporting month-end and year-end batch processing

We are an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees

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Application Support Analyst (Mainframe/AS400)

Enterprise Solutions Inc.

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