Engineer Analyst

David L. Langford

**************@*****.*** 904-***-****

www.linkedin.com/in/david-l-langford

Senior Mainframe development specialist with 20 years’ experience analyzing, designing, testing and implementing Mainframe application solutions in a global delivery environment.

Qualifications

Experience in all facets of Software Development Life Cycle (SDLC), including requirements gathering, designing, coding, testing, and deployment in a Mainframe environment.

Outstanding technical and analytical skills, with extensive knowledge of Mainframe tools and techniques.

Adept at managing all stages of software development and implementation in a Waterfall or an Agile/Scrum environment.

Proficient in the analysis of Production abend root cause, process performance tuning and on-call Production support.

Experienced in supporting Replenishment, Supply Chain, EDI, Payroll, Human Resource and Benefits applications.

Technical Skills

COBOL, COBOL II, JCL, CA7, VSAM, DB2, Oracle, Teradata, EDI, SQL, QMF, SPUFY, TSO/ISPF, Unix, Mainframe Tools – Platinum, Xpeditor, FileAide, FileManager, MQ Messaging, CA7.

Professional Experience

Southeastern Grocers, Jacksonville Florida 3/2018 – 11/2020

Programmer Analyst III – Supply Chain

Consolidate distribution centers and realign stores resulting in savings from closing 2 warehouses.

Coded process to add C2 drugs, secured vault, and authorization protocols to internal company processing, eliminating the need for a 3rd party supply-vendor.

Time Customer Service, Tampa Florida 9/2017 – 3/2018

Software Development Engineer III

Project Leader support overseeing the transition of mainframe and 3rd gen fulfillment processes from one off-shore contractor group to another off-shore group.

Transition subscriber processing from TCS to new owner company Meridth.

Walmart ISD, Bentonville Arkansas 11/2015 – 2/2017

Programmer/Analyst - Global Replenishment Transformation

Replaced legacy reorder process with a predictive inventory control system resulting in increased inventory control and lower back-office costs.

Developed technical system changes to allow for the calculation of lead-time in hours instead of minutes resulting in increased delivery forecasting and savings from supply chain efficacies.

Walmart ISD, Bentonville Arkansas 2/2011 – 11/2015

Programmer – Global Replenishment Transformation

Renovate and tune the Inventory file process eliminating duplicate and erroneous entries and reclaim 45 minutes in the critical batch flow.

Analyzed and tuned individual processes to enhance performance in the batch flow.

Replaced a Big-Data email reporting process with a new COBOL/JCL-based mass loading of Teradata databases for Business analysis.

Walmart ISD, Bentonville, Arkansas 8/2010 – 12/2011

Programmer – Electronic Data Interchange

Performed with the Japan/Chile business users and the Business Analyst to convert manual purchase order processes to EDI processes allowing for faster, standardized order communications.

JB Hunt Transport, Lowell Arkansas 5/2003 – 5/2009

Programmer/Analyst - Payroll

Installed TALX automated wage/employment verification saving 500K annually and installed standardized driver settlement settlements across 3 reporting platforms.

Technical lead, I worked directly with HR, Benefits and Payroll business stakeholders to design, develop and deploy a third-party wage and employment verification process.

Coordinated the efforts of a 3 person team to standardize driver pay settlements on the internet, printed settlements and payroll’s research interface.

Developed, tested and implemented new COBOL, JCL and CA7 components to populate printed/mailed payroll settlements, Web based settlements and research interface settlement applications.

Replaced manual wage/employment varication process with a COBOL/JCL based automated process utilizing Changeman for mainframe source and version control.

JB Hunt Transport, Lowell Arkansas 1/2002 – 5/2003

Programmer - Marketing

Coded, tested and installed changes for individual mainframe component addressing enhancements and production issues.

Worked with technical lead to fix and optimize COBOL, JCL and CA7 components to address issues in the production flows.

Worked with change control associates to implement a company-wide change control process.

Education

Cerritos College, Norwalk California

Completed - Associates of Arts Degree Data Processing Programming

University of Arkansas, Fayetteville

System Analysis and Design - Individual Class

Advanced COBOL - Individual Class

Northwest Arkansas Community College, Rogers Arkansas

JAVA - Individual Class

Extras

Certified Scaled Agile Framework (SAF’e) Practitioner

Three time Walmart patent applicant

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