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Sr. Mainframe Developer

Omm IT SolutionsWoodlawn, MD🇺🇸United States

Quick overview

SeniorityMid Senior
Work modeOn Site
LocationWoodlawn, MD, United States
COBOLAgile

Job description

PLEASE NOTE:
  • IT IS 100% ONSITE POSITION.
  • Selected candidate must be willing to work on-site in Woodlawn, MD 5 days a week.
  • Selected candidate must be able to obtain and maintain a public trust clearance.
KEY REQUIRED SKILLS:
Mainframe development, COBOL, CICS, JCL, and DB2
POSITION DESCRIPTION:
  • Develop and maintain COBOL, REXX, JCL, CLIST, CICS, and DB2 code and database structures in accordance with client standards and software engineering best practices.
  • Use mainframe utilities and diagnostic tools, including SYNCSORT, File-AID, SuperC, Abend-AID, SPUFI, QMF, Xpediter, and InterTest.
  • Perform unit testing and validate results against expected outcomes.
  • Assess how database schema changes affect existing software components.
  • Diagnose and resolve application defects involving COBOL, CICS configurations, DB2, business logic, and databases.
  • Design, develop, test, debug, and implement modernized solutions for legacy applications using appropriate technologies and engineering practices.
  • Create, update, and support JCL for reliable and efficient batch processing.
  • Evaluate the effects of new operating systems and COBOL versions on the existing legacy application inventory.
  • Collaborate with internal teams, client counterparts, and vendor teams. Provide technical guidance and help stakeholders achieve project and business objectives.
  • Communicate status, risks, and technical information clearly to Leidos leads, client counterparts, teams, and vendors at the appropriate level of detail.
  • Perform other duties as assigned or directed.

Requirements

BASIC QUALIFICATIONS:
  • Master's and 5+ years of experience, Bachelor's and 7+ years of experience or 13+ years in lieu of a degree
  • Eight to ten years of experience developing legacy applications on IBM z/OS.
REQUIRED SKILLS:
  • Hands-on experience developing, debugging, and maintaining COBOL applications that use CICS, DB2, copybooks, and CICS maps.
  • Hands-on experience with CICS applications, screen development and abends, including interactions between COBOL programs and BMS maps that define the user interface.
  • Experience using Endevor or a comparable mainframe software configuration management system to manage legacy element workflows.
  • Hands-on experience with ISPF, TSO, JES, z/OS, and mainframe utilities.
  • Hands-on experience creating and modifying JCL for job execution, supporting batch jobs in day-to-day operations.
  • Experience with Control-M or similar mainframe job-scheduling tool(s).
  • Strong requirements elicitation, analytical, technical writing, and communication skills, including the ability to document project requirements and analysis.
  • Strong attention to detail and a demonstrated ability to complete repetitive, integration/production-oriented tasks accurately and on time.
  • Ability to research problems independently and develop effective solutions.
DESIRED SKILLS:
  • Hands-on experience of the legacy technologies listed in job specification.
  • Good understanding in SDLC specially in legacy development environment.
  • Experience with modern development tools, software, AI tools, and methodologies.
  • Familiarity with Agile frameworks, Agile terminology and Agile practices.
  • Relevant certification, such as IBM Mainframe Developer Professional, or Interskill - IBM Mainframe Application Programmer, or IBM Mainframe Application Programmer – COBOL and IBM Enterprise COBOL for z/OS Programming

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