• Mainframe Systems Programmer - TSS

    Ensono (Annapolis, MD)
    …**Required Qualifications** + Position requires 5 - 10 yrs. Supporting MVS z / OS system environments working with components, subsystems, and any attendant ... Mainframe Systems Programmer - TSSRemote - United StatesJR011715 Position Summary The Mainframe System Programmer of Technical System Services primary duty is to… more
    Ensono (07/14/25)
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  • Mainframe Developer

    System One (Rockville, MD)
    …180k Contractor Work Model: Onsite ALTA IT Services is seeking a highly experienced Z / OS Mainframe Developer with deep expertise in Assembler, COBOL, and CICS. ... The ideal candidate will have a strong background in financial services systems and thrive in an Agile development environment. Required Qualifications: + Minimum 10… more
    System One (09/03/25)
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  • Software Quality Assurance Testers

    Guidehouse (New Carrollton, MD)
    …SOAPUI, and Parasoft. + Working knowledge of mainframe environments (eg, IBM z / OS , Unisys), JCL, and scripting. + Experience with relational databases ... will : + Test basic to moderately complex features of enterprise software systems using predefined test plans and scripts. + Follow standardized testing procedures,… more
    Guidehouse (09/28/25)
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  • Business Programming Consultant

    UNUM (Annapolis, MD)
    …Git, Visual Studio; Operating Systems : Windows Server, Suse Linux, Mainframe: IBM z / OS ; Formats Tools: AFP, JCL, PDF, JPEG; Encryption & Security: PGP keys, ... Write efficient, maintainable code. + Integrate software with existing systems via APIs. + Perform testing, debugging, and optimization...a related field such as CIS - Computer Information Systems plus 3 years of related experience. Requires 3… more
    UNUM (09/10/25)
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  • Senior Software Quality Assurance Tester

    Guidehouse (New Carrollton, MD)
    …SOAPUI, and Parasoft. + Working knowledge of mainframe environments (eg, IBM z / OS , Unisys), JCL, and scripting. + Experience with relational databases ... will: + Lead and execute complex testing efforts across enterprise systems . + Ensure that mission-critical applications meet rigorous standards for functionality,… more
    Guidehouse (10/02/25)
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  • VP / Director - Data Operations

    OneMain Financial (Baltimore, MD)
    …+ Proficient in administration of at least one of SQL Server, PostgreSQL or DB2 z / OS . Experience across all three DBMS platforms is preferred. + Ability to lead, ... management across SQL Server (Azure/on-prem), PostgreSQL (on-prem/AWS RDS), and DB2 systems . + Direct the architecture of high availability, resilient, scalable and… more
    OneMain Financial (09/01/25)
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