Arthur Grand Technologies

Mainframe DB2 Database Engineer

Arthur Grand Technologies

full-time

Posted on:

Location Type: Remote

Location: Remote • District of Columbia, Washington • 🇺🇸 United States

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Job Level

Mid-LevelSenior

About the role

  • The DMS 2200 Database Administrator is responsible for the administration, maintenance, performance tuning, and operational support of the DMS 2200 network database system operating on a UNISYS OS 2200 mainframe.
  • Install, configure, and maintain DMS 2200 database structures, schemas, subschemas, and sets.
  • Manage hierarchical and network database relationships, record types, and access paths.
  • Perform routine database health checks, reorganization, cleanup, and optimization.
  • Maintain journaling, recovery, and backup processes to ensure data integrity and system stability.
  • Monitor database performance, identify bottlenecks, and implement tuning strategies to enhance throughput and efficiency.
  • Administer user access rights, permissions, and database-level security functions.
  • Provide technical guidance to developers working in COBOL, ALGOL, FORTRAN, or other OS 2200-supported languages.

Requirements

  • 5+ years of experience administering DMS 2200 or similar hierarchical/network database systems.
  • Hands-on experience with UNISYS ClearPath OS 2200 mainframe environments.
  • Strong understanding of DMS 2200 indexing, sets, subschemas, record locking, journaling, and recovery.
  • Familiarity with COBOL and other legacy languages commonly used on OS 2200.
  • Experience with performance analysis, debugging, and system tuning on mainframe platforms.
  • Ability to troubleshoot complex database issues in production environments.
Benefits
  • Health insurance
  • Professional development opportunities

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
DMS 2200 administrationperformance tuningdatabase maintenancedatabase optimizationCOBOLALGOLFORTRANdatabase health checksdata integritysystem stability
Soft skills
technical guidancetroubleshootingproblem-solving