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Certsys

Database Specialist, IDMS

Certsys

. Support the z/OS operating system and its utilities .

Posted 9/22/2026full-timeRemote • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in supporting the z/OS operating system and its utilities, with strong programming skills in Enterprise COBOL and experience in relational database modeling using DB2 and CA-GEn. Proficient in developing CICS transactions and applying service-oriented architecture in complex enterprise environments.

Highest-signal resume keywords
Enterprise COBOL 4.0+ ProgrammingZ/OS Operating System SupportCICS Transaction DevelopmentDB2 Native Stored ProceduresRelational Database Modeling with CA-GEn

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Enterprise COBOL 4.0+CICS Design and ConfigurationDatabase Performance AnalysisRelational Database ManagementDUMP AnalysisService-Oriented Architecture (SOA)DevOps Tools and TechnologiesJCLTSOEndevor
Tools & Technologies
CICS/WEBBrokerMQ SeriesDB2CA-IDMSVSAM
Industry Keywords
MainframeZ/OSApplication Performance AnalysisBusiness ModelingComplex Enterprise Environments

About the role

Key responsibilities & impact
  • Support the z/OS operating system and its utilities
  • Analyze application performance in z/OS and database environments
  • Program in Enterprise COBOL 4.0 or higher
  • Work within the IBM ecosystem and mainframe environments
  • Design and configure CICS
  • Develop and maintain online and batch applications (balanced line)
  • Work with relational databases, including DB2 and CA-IDMS
  • Work with VSAM files
  • Use and analyze DUMPs
  • Perform database and business modeling with CA-GEn
  • Apply service-oriented SOA architecture
  • Implement DevOps tools and technologies
  • Contribute to code quality
  • Work on large-scale projects and in complex enterprise environments

Requirements

What you’ll need
  • Support for the z/OS operating system and its utilities
  • Application and database performance analysis in z/OS environments
  • Programming in Enterprise COBOL 4.0 or higher
  • Development of CICS transactions, including the ability to work with multithreading
  • Relational database modeling and business modeling using CA-GEn 8+
  • Development of database routines using DB2 Native Stored Procedures
  • Practical use of CICS control and access interface tools, CICS/WEB, Broker, and MQ Series
  • Proven professional experience as a Mainframe/z/OS Platform Analyst
  • Practical experience with mainframe technologies, including JCL, TSO, Endevor, DB2 and/or CA-IDMS, CICS, and VSAM files

Benefits

Comp & perks
  • Bradesco Saúde National health plan with medical and dental coverage
  • Swile meal card
  • Transportation allowance
  • Exclusive banking credit package
  • Life insurance with 100% coverage at no additional cost
  • Exclusive discounts on courses and educational institutions
  • Gym access through Wellhub (Gympass)