DBA Mainframe-Unisys 2200 at Arthur Grand Technologies Inc

 Position: DMS 2200 Database Administrator (DBA)-DBA -Mainframe-Unisys -2200 Location: RemoteFull TimeClearance: Active MBI ClearanceEnvironment: UNISYS ClearPath OS 2200 MainframeDatabase Type: DMS 2200 (Network/Hierarchical Database) Position SummaryThe 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. This role supports mission-critical legacy applications ensures data integrity and reliability and collaborates closely with system administrators developers and operations teams. Key ResponsibilitiesDatabase Administration & MaintenanceInstall 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.Performance Monitoring & OptimizationMonitor database performance identify bottlenecks and implement tuning strategies to enhance throughput and efficiency.Optimize buffering indexing and access methods for batch and online workloads.Work with application teams to refine data access logic for improved performance.Security & ComplianceAdminister user access rights permissions and database-level security functions.Ensure compliance with organizational and federal data protection standards.Monitor and audit database activity for security and operational consistency.Support for Application DevelopmentProvide technical guidance to developers working in COBOL ALGOL FORTRAN or other OS 2200-supported languages.Assist in designing efficient subschemas and data calls for transactional and batch applications.Troubleshoot database-related issues in production test and development environments.Data Migration & Modernization (as applicable)Support data conversion efforts from DMS 2200 to relational or cloud databases when modernization projects are initiated.Map hierarchical/network structures to relational schemas.Assist with ETL extraction transformation and integration workflows.System CollaborationWork closely with OS 2200 system administrators to coordinate updates performance tuning and operational scheduling.Participate in change control processes and maintain documentation for database configurations and procedures. Required Qualifications5 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. Preferred QualificationsExperience supporting modernization or migration projects from DMS 2200 to relational databases (Oracle SQL Server PostgreSQL etc.).Knowledge of ETL processes and data mapping between hierarchical and relational structures.Background in high-availability mission-critical operational systems in government or regulated environments.Strong documentation communication and coordination skills. Soft SkillsAnalytical problem-solving and attention to detail.Ability to work independently and in cross-functional teams.Strong communication with both technical and non-technical stakeholders.Adaptability to legacy environments and modernization challenges.   ThanksAfrah FaizaArthur Grand Technologies IncArthur Grand Technologies is an Equal Opportunity Employer (including disability/vets) Additional Information : All your information will be kept confidential according to EEO guidelines.Remote Work : YesEmployment Type : Full-time Key Skills Financial,Landscaping,Account Management,Event Planning,Db2 Experience: years Vacancy: 1