Bright Mainframe Specialist with 25+ Years Experience

Sammye Carnahan-Hudgens

************@*****.*** • 901-***-**** • Millington, TN

SUMMARY

Mainframe Developer with 25+ years of experience in IBM z/OS MVS environment, specializing in COBOL, JCL, VSAM, and CICS. Proven expertise in designing, developing, and testing mission-critical applications, with strong focus on SIT and CAT testing, defect resolution, and production readiness. Skilled in Agile methodologies, requirements gathering, and creating functional/technical documentation. Extensive background supporting federal government systems, ensuring compliance with Technology Solutions Life Cycle (TSLC) processes and production stability.

EXPERIENCE

CSCI Consulting, Systems Engineer V

Feb 2022 - Mar 2025

• Led SIT and CAT testing cycles for federal payroll applications, resolving critical defects and ensuring production readiness.

• Architected, developed, and maintained COBOL, JCL, CICS, and DB2 components in a secure IBM mainframe environment.

• Refreshed SIT/CAT environments with production data, executed batch cycles, and resolved processing errors.

• Partnered with cross-functional teams, business analysts, and system architects to validate requirements and TSLC compliance.

• Authored and updated technical documentation, including configuration diagrams and functional/technical design documents.

• Ensured operational stability through proactive troubleshooting, performance optimization, and on-call production support.

ECS Federal, Senior Programmer

Jan 1998 - Jul 2021

• Designed, developed, and supported COBOL, CICS, JCL, and VSAM applications for USPS enterprise systems.

• Conducted system integration testing and collaborated with QA teams to validate functionality and performance.

• Performed root cause analysis of production defects, implemented fixes, and ensured compliance with deployment standards.

• Created and optimized JCL jobs and leveraged IBM utilities for streamlined batch processing.

• Provided expert troubleshooting using Xpediter, File-AID, and Abend-AID.

• Developed detailed design documentation, functional specifications, and user manuals.

Evaluative Resources, Senior Researcher

Jan 1994 - Apr 1995

• Directed statistical and analytical research for federally funded healthcare projects.

• Applied structured methodologies for secure data handling, analysis, and reporting.

EDUCATION

State Technical Institute — A.A.S., Information Technology, 1998

University of Central Arkansas — M.S., Sociology (Analytical Research Methods), 1986

University of Central Arkansas — B.S., Sociology (Quantitative Analysis), 1985

SKILLS

COBOL • CICS • JCL • VSAM • MVS • IBM Utilities • ISPF • TSO • File-AID • Xpediter • Abend-AID • IDCAMS • SYNCSORT • Requirements Gathering • SIT/CAT Testing • Defect Resolution • Batch Processing • Performance Tuning • Agile • Technical Documentation • TSLC Compliance • ServiceNow • VersionOne • Visio

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