1. RESUME DAVID ELLIOT Page 1 of5
zosconsult@outlook.com 214-980-3115
January 2017
INTRODUCTION – WORK EXPERIENCE:
Highlymotivatedprofessional withspecializedanalytical skills in the management of complex issues, andextensive technical
problem-solving abilities. Highlyexperiencedinthe timelydeliveryof projects andbusiness solutions. Experiencedz/OS
Programmer witha recordof providing qualitytechnical solutions to core businessobjectives andof developing, and
supporting successful projects andsolutions I have spent over 30 years inInformationTechnologyas a consultant invarious
roles including:
PRIMARY SKILLS:
 Sr. IBM Mainframe Security Analyst: Since 1980 providing the technical andprofessionalskills requiredto design
mainframe securityaccess controls.
 Sr. z/OS Mainframe Security Compliance Analyst:: Perform security compliance audits to ensure the client is in
compliance withthe latest securityrequirements relevant to the clients industry.
 Sr. IBM z/OS Systems Programmer: Since 1980 Providing z/OS systems programmingsupport andprogrammingservices
to busyhigh availabilityproductionz/OS Mainframe environments.. Experiencedwitha proventrackrecordof successful
z/OS implementations across multiple mainframesfor mid to large, complex, and multi-platform organizations inboththe
public and private sectors.
 Sr. z/VM, zVSE and zLinux Systems Programmer: Since the early1970s providingsystems programming functions to large
VM installations and VSE installations. Subsequentlyproviding technicalsupport services to users of production zLinux
systems running onzVMmachines.
 z/OS Software Developer Designing andwritingcommercial qualitysoftware products andcustomer required business
solutions.
 Sr. DBMS & TP Systems Programmer and Database Administrator: Since 1980 Providingthe technical skills to install,
configure, Secure, Upgrade, maintain and manage the performance of CICS, DB2, IMS, IDMSandsupporting products in a
z/OS MVS environment. Providingtechnical support to customers and application developers to resolve complex technical
operationaland designproblems. ProvidingDBA functions to productionCICS, DB2 and IMSenvironments.
WORK EXPERIENCE -- z/OS SYSTEMS PROGRAMMER:
Technical support, planning, exploitation, performance and reliabilitymonitoring ofz/OS andall supportedsubsystems,
communications systems, database systems, data management systems, resource securitysystems andinstalledproducts.
 Pl a nning, management and execution of projects to install, customize and manage z/VM systems to support
Re d Hat z/Linux systems.
 Pl a nning, management and execution of projects to upgrade to new releases of z/OS and installed
s ubsystems, software and hardware products. Non-straightforward upgrades and mi grations from
unsupported and incompatible older releases.
 Ma i nframe start up, relocation, reconfiguration, downsizing and elimination projects. Business application
mi gration projects and managed services handover projects.
 Da ta storage management and planning. Design and implement strategies for Disaster Recover and Business
Continuity.
 Sys tems Automation projects for z/OS operations, CICS, DB2 and IMS work flow and applications support.
CI CS, DB2 and IMS performance projects.
 Software design and development using z/OS MVS and USS services to provide quality software for
commercial program products, z/OS and subsystem exits, conversion programs, applications, required tools,
I SPF and batch utility programs.
WORK EXPERIENCE z/OS MAINFRAME SECURITY COMPLIANCE ANALYST::
 The z/OS Securityassessment includes:
 A thoroughexamination ofthe z/OS securitysoftware configurationandoperatingparameters.
 An extensive examination ofthe z/OS installedsoftware withparticular reference to anylocal modifications to check for
anypossible points of security failure.
 A detailedlook at the communications software to identifyanypossible unauthorized system entrypoints.
 A report detailing the findings of the above examinations.
WORK EXPERIENCE -- z/OS SOFTWARE DEVELOPER:
 Experiencedin the use of z/OS and z/Architecture; z/OSperformance and tuning skills.
 Experiencedin the use of ISPF, SDSF, JCL and SMP/E development facilities and services.
 Experiencedin the use of advanced system-level z/OS Assembler (HLASM) programming skills.
 Experiencedin the use of IBMz/OS Assembler Programming ServicesandAuthorizedAssembler Services using 24, 31, and
64-bit memory

2. RESUME DAVID ELLIOT Page 2 of5
zosconsult@outlook.com 214-980-3115
January 2017
WORK EXPERIENCE -- z/OS SOFTWARE DEVELOPER (Cont):
 Experiencedin the use of z/OS subsystemservices; Sysplex Services; DFSMS subsystemservices;z/OS dispatcher services
(SRM, WLM); z/OS securityservices;TCP/IPservices;USS Services;job and system relatedwork elements anddata
structures;I/O component data structures;Hardware options andconnecteddevicessupported byz13 architecture; Event
Notification Facility;zSeries Hardware InstrumentationFacility;dataspaces, coupling facilitystructures;XCF;VTAM
applicationdevelopment;IPSocket layer communications development andSRB/Enclave executionscheduling onzIIP
processors
 Experiencedin the use of performance monitoring points for CICS, DB2, IMSand z/OScomponents andWLM, RMF & SMF.
 Experiencedin the use of advanced z/OSsystemlevel diagnostics, problemdeterminationanddebugging withexperience
in the use ofz/OS console commands, IPCS and XDC. Skilled indebugging multi-tasking, multi-address space environments.
 Experiencedin the use of IBMCICS relatedperformance and tuning skillsand CICS global andtask relatedexits.
 Experiencedin the use of IBMIMS relatedexit development, performance andtuningskills.
Experiencedin the use of z/seriesI/O technologyand z/OSimplementation including:In-depthknowledge of z/OS DASD
and Tape systems configurations.
 Experiencedin the use of PL/1 and COBOL programminglanguages inthe development ofbusiness applications.
WORK EXPERIENCE – IBM MAINFRAME SECURITY ANALYST:
Administration, analysis, configuration, design, and technical support of ACF2, RACF and TSSsecurityenvironments to
complywithlegislation, business securitystandards and requirements andindustrybest practices.
Analysis and design of the security configuration to protect all z/OS based systems and applications.
Se curity reviews for clients to determine if their security configuration complies with their standards , industry
s tandards and best practices.
Design ofz/OS securityprocedures, compliance reports andtoolsfor administrators andauditors.
Planning, management and executionof securityproduct conversions, merges andsplits betweenACF2, DB2, RACF and TSS.
Systems securityadministration, audit andevent management using the basic ESMcommands andthe Beta, Tivoli, Vanguard,
zSecure andQ-Radar products.
Creation ofRACF and ACF2 securityreview tools usingavailable programminglanguages andzSecure.
WORK EXPERIENCE – DBMS & TP SYSTEMS PROGRAMMING:
CICS 30+ Years providing systems programming support to CICS andsupport to CICS systems programmers, DBAs and
applications owners.
 Perform SMP/E installation, customization and migration of CICS systems up to V 4.2 on z/OS LPARs to V 1.13.
 Implement CICSPLEXacrossmultiple z/OSsystems for a large DB2 Data Sharing environment.
 Installandcustomize CICS TransactionGateway, CICS-DB2 interface andCICS-TCPIPinterface.
 Configure and maintain the CICS CSD.
 Monitor andreport onthe performance of CICS systems usingavailable tools.
 Developprograms to analyze SMF 110 records for accounting and capacityplanning.
 Implement WLMto balance CICSPLEXworkloads and improve response time.
 Applysystems programming skillsto resolve CICS problems using available tools and IPCS dumpanalysis.
 Provide installationanddeployment support to CICS related software products for use byapplications programmers, DBAs
and systems programmers.
 Developprograms and REXXroutinesto automate CICS functions andalerts.
 DevelopCICS relatedglobal user exits anduser replaceable modules.
 Implement CICS securitybydesigningthe CICS securityconfiguration;creatingthe ACF2, RACF or TSS profile definitions
and modifying the CICS regions to call security.
DB2: 30+ Years providing systems programming support to DB2 and support to DB2 systems programmers, DBAs and
applications owners.
 Perform SMP/E installation, customization and migration of DB2 systems upto V 10 on z/OS LPARs to V 1.13.
 Enable Data Sharing onDB2 subsystems anddefinedall necessarysysplex coupling facilitystructures.
 Installandconfigure the CICS-DB2 andIMS-DB2 interfaces.
 Monitor andreport onthe performance of DB2 subsystems usingavailable tools.
 Improve DB2 processingbytuning buffer pools, adjusting IRLMlock structures, modifying DSNZPARMparameters, and
settingWLMpoliciesto achieve DB2 response objectives.
 Provide assistance to DBAs andprogrammers with SQL andDB2 application tuning.
 Applysystems programming skillsto resolve DB2 problems using availabletoolsandIPCS dump analysis.

3. RESUME DAVID ELLIOT Page 3 of5
zosconsult@outlook.com 214-980-3115
January 2017
DB2 (Cont):
 DevelopDB2 backup, recovery, anddisaster recoverystrategies.
 Provide installationanddeployment support to DB2 relatedsoftware products for use byapplications programmers, DBAs
and systems programmers.
 Implement and manage internal DB2 securityusinggrants andrevokes.
 Manage projects anddevelop programs andprocedures to convert DB2 securityfrom internal grants andrevokes to
external ACF2, RACF or TSS control.
 Perform securityexamination ofDB2 systems to determine compliance withclient securitystandards andIndustryBest
Practices.
CA-IDMS 30+ Years providing systems programming support to IDMSand support to IDMSsystems programmers,
DBAs and applications owners
 Perform SMP/E installation, customization and migration of IDMSsystems up to V 19 on z/OS LPARs to V 2.1
 Enable CA-ADS runtime system..
 Installandconfigure the CICS-IDMSinterfaces.
 Monitor andreport onthe performance of IDMS subsystems using available tools.
 Provide assistance to DBAs andprogrammers with SQL andapplicationtuning.
 Applysystems programming skillsto resolve IDMSproblems using available tools and IPCS dump analysis.
 Develop IDMS backup, recovery, anddisaster recoverystrategies.
 Provide installationanddeployment support to IDMS for applications programmers, DBAs and systems programmers.
 Implement and manage the IDMSsecurityconfiguration definitions for RACF..
IMS: 30+ Years providing systems programming support to IMSDB/DCandsupport to IMS systems programmers,
DBAs and applications owners.
 Perform SMP/E installation, stage 1 and2 system generation, customizationandmigrationof IMS-DBandDCsystems up
to V 10 on z/OS LPARs to V 1.13.
 Installandcustomize the IMS-DB2 interface, IMS Connect andIMS-TCPIPinterface.
 Monitor andreport onthe performance of IMS systems using available tools.
 Developa transaction performance monitor to store performance metrics in a searchable database.
 Developprograms to analyze IMS log data records for problemresolutionand capacityplanning.
 Implement WLMto balance IMSworkloads and improve response time.
 Applysystems programming skillsto resolve IMS problems usingavailable tools andIPCS dumpanalysis.
 Provide installationanddeployment support to IMSrelatedsoftware products for usebyapplications programmers, DBAs
and systems programmers.
 Developprograms and REXXroutinesto automate IMS functions and alerts.
 DevelopIMS relateduser exits and user replaceable modules.
 Implement IMS securitybydesigning the IMSsecurityconfiguration;creatingthe ACF2, RACF or TSS profile definitions and
modifying the IMSregions to call the ESM.
 Configure externalJAVA environment connections
WAS for z/OS Extensive knowledge of WebSphere ApplicationServer for z/OSandrelated components.
 Knowledge of UNIX systemservices usedbyWAS for z/OS.
 Perform necessary a modification to z/OSto support WAS.
 Installation and maintenance of WAS and USSrelatedsoftware products.
 Establishment of interfaces to WMQ, WMQ FTE Agents, DB2, andIMS.
 Support of day-to-dayperformance tuning, backup& recoveryon production WAS LPARs.
 Design andimplementationof RACF securityconfigurations for WAS for z/OS
RECENT PROJECTS:
Jan 2011 –Present: z/OS, z/VM Systems & Security Consulting Services.
z/VM Systems Programmer: For an automobile manufacturer(Toyota), performeda system buildof a z/VMV6.2 systemto
support multiple RedHat z/Linux systems. Installed and customizedallsupporting machines.
Security Analyst: For an insurance company(Acuity), conducted a thoroughreview of the z/OSDB2 and RACF security
configurations to determine compliance withtheir information securitystandards and best practices.

4. RESUME DAVID ELLIOT Page 4 of5
zosconsult@outlook.com 214-980-3115
January 2017
z/OS Performance Analyst: For a travel services provider(Avis), developedanIMS transaction performance monitor for 75 IMS
regions to provideda database of transaction executionmetrics to be usedduring a mainframe modernizationproject to
evaluate the performance impact of code changes andapplication redevelopment activities.
Security Analyst: For a state government(Indiana), conducteda thoroughreview ofthe z/OS ACF2 and RACF security
configurations andz/OS securityrelated systems administration practices. Produced a report of out of compliance situations for
the customer’s management. Subsequentlyinvitedto assist in the remediationactivity. Designedandcodednew
administration toolsandtrainedthe customer’s securitystaff in newprocedures. Produced over 100 securitycompliance
reports using z/Secure andthe Carla language.
Security Analyst: For a Federal Government Department,(DOD) designed and configuredthe RACF andACF2 part of a systems
securityinformationandevent management system(SIEM) using zSecure and components ofthe Q-Radar product.
Production Automation Analyst: For an internationalchemicalcompany (Univar)whichwas in the process oftransferring its
z/OS operations to a managed service performeda complete review ofthe applicationbatchautomationto prepare for the
handover The system wasbasedonthe CA-7 scheduler and Ca-11 restart andrecoveryproducts. Analyzedanddocumentedthe
existingworkload automation configurationandresolvedanydelays anderrors. Implementeda test environment for CA-
AUTOSYS to provide cross platformconnectivity. Managedthe successful handover of the entire z/OS environment to IBM.
SecurityAnalyst: For a state government: (Indiana)Performeda securityreviewof the RACF basedsecuritysys tem.
Subsequently, for the purposesof evaluationandeducation, performedan install and configuration ofthe vulnerability
assessment, riskmanagement andSIEMcomponents of the QRadar product.
IBM WAS for z/OS and WMQ-FTE Systems Programmer For a bank:(Wells Fargo))Implementation and exploitationof
WASZOS andWMQ-FTE. Performedinstallations ofWASZOSwith SMPE andInstallation Manager. Created the RACF security
environment andconfigured z/OSto support WAS. Created andcustomized application servers withthe profile management
tool. Monitored the performance ofWAS andcreatedtuningprocedures. ConfiguredITCAMandagents for performance
monitoring. Provided support andz/OS expertise to WAS developers andapplicationowners. Configured FTE agents on z/OS,
AIX, UNIX, Solaris, andzLinux.
z/OS Performance Analyst: For an automobile Manufacturer (Toyota)Performed an implementation of the IBMTivoli
Omegamon products to provide performance monitoringandproblemsolving services for z/OS, DB2 and IMS. Upgradedthe
DB2 and IMS systems to the latest levels andconvertedDB2 to newfunctionmode. Upgradedthe z/OSplatforms to
V2.2.Provided support to IBMdevelopers to fix their product. Installed and deployed the TEMS/TEPS server andclients to
provide current performance indicators to applications and systems management
z/OS Systems Programmer: Managedthe non-straightforward upgrade of back level z/OS systems (V1.5 andV1.7) to V1.13.
Performedupgradesof CICS, DB2, IMSandallinstalledvendor products. Remedied 10 years of systems neglect. ConvertedDB2
internal securityto RACF. Reviewed, consolidatedandreconfiguredthe RACF securityprofiles, access lists andusers.
ImplementedzSecure products to manage the securitypolicies.
Aug 2007 - Nov 2010: Defense Department Dallas TX through IBM.
Systems Programmer: Managedthe dayto dayreliabilityandperformance of the z/OSsystems. Managedprojects to upgrade
z/OS from V1.6 to V1.8 to V1.10. ImplementedICSFcryptographic services andkeymanagement services to ensure compliance
with the credit industry’s PCI - DSS standards. Designed and configuredz/OSsystems automationprocedures. Reducedz/OS
platform outages by80%. Identifiedunusedsoftware licensesresulting insavings of over $3.5M. Providedsystems support to
the CICS and I DMS systems.
Nov 2004 - Jun 2007: Wachovia Bank Charlotte NC.
Security Analyst: Converted DB2 securityfrom internal grants and revokesto RACF profiles, users and access lists. Designedand
coded an automated conversion tool andprovidedtraining to the customer’s securityadministration staff. IncreasedDB2 DBA
efficiencyby25%.
Security Analyst: Reviewed and implementedimproved RACF standards andcontrols to secure the entire z/OSenvironment.
Designedandwrote over 100 compliance reporting routines usingzSecure andCarla. Identifiedandre mediedover 40 security
weaknesses.
May 2000 - Oct 2004: IBM Consulting Services..
Systems Programmer: Managed the implementation of new IMS DB/DC regions following the acquisition of a
company. Planned and executed a project to convert the TSS security environment to RACF.

5. RESUME DAVID ELLIOT Page 5 of5
zosconsult@outlook.com 214-980-3115
January 2017
Software Developer: Designed and coded software products for vendors of systems security and automation
s oftware. Programmed in Assembler and used z/OS MVS and USS services and facilities.
Systems programmer: Lead consultant o n a project to consolidate 100+ MVS systems into a new data center.
Systems Programmer: Planned and executed the non - straightforwa rd upgrade to current levels of back level
OS/390 systems, CICS, DB2 and all installed subsystems, facilities, exits and ven dor products.
Jul 1999 - Mar 2000: Wells Fargo Bank San Francisco CA.
Security Analyst: Lead te chnical consultant on a proje ct to consolidate mul tiple OS/390 ACF2 and TSS security
s ys tems and convert into a sysplex wide shared TSS environment.
Jan 1990 - Jun 1999: BMC Conyers GA and Technologic Software Irvine CA.
Software Developer: Designed and coded commercial softwa re products to automate ACF2, RACF and TSS
security management. Programmed in Assembler language and used MVS, USS and TCP/I P interfaces,
programming services and facilities.
Jan 1980 - Dec 1990: A T&T New Jersey:.
MVS Systems Programmer with primary responsibility for the data management envi ronment and Software AG’s
ADABASE?NATURAL environment.
Sep 1974 – Dec 1979: Learning the Mainframe
VM Systems Programmer, MVS Systems Programmer, CICS, IMS and batch Cobol Applications Developer, Pre-
RACF Security Administrator, Pre-DFSMS Storage Manager, Pre-Automated-Ops Computer
Operator for e mployers with IBM Mainframes in UK and Europe.
Education: BSc Electrical Engineering UK 1973
SEARCH DATA:
Hardware: DS8800, TS3500ATL, TS7740VTS, TS7700, zBC12, zEC12, z196, z114, z10, z9.
Operating System and Subsystem Software: ACF2, APPC, APPN, CBIPO, CF, CICS, CI CSPLEX, CPSM, CI M, DB2,
DFHSM, DFRMM, DFSMS, DR, EREP, EMC, ESCON, FI CON, GDPS, GEOPLEX, HCD, HCM, HFS, I CKDSF, I CSF, I MS
DB/DC, IOCDS, I OCP, IODF, I OGEN, ISMF, ISPF/PDF, I XFP, JCL, JES2, JES3, LE, MVS, NFS, NJE, OMVS, OSA, PPRC,
RACF, RAMAC, RMF, SDSF, Se rverPac, SMF, SMP/E, SNA, SYSGEN, SYSPLEX, TCP/IP, TopSecret, TSO/E, TSS, UNI X,
USS, VSAM, VTAM, VTL, WLM, XRC, z/Linux, z/OS, z/VM, z/VSE.
Software Products: ABENDAID, ABR, AD, ADABASE, AFP, BROCADE, CA/1, CA/7, CA/11,Ca/AUTOSYS, CA/Auditor,
CA/Compliance, CA/CHORUS, CA/DISK, CA/Ende vor, CA/IDMS, CA/OPS-MVS/SSMGA CA/TLMS, CA/TMS,
CA/Vantage, CA/VTAPE, CARLA, CMF, COPYCROS, CSF, DCF, FAVER, FDR, GDDM, GDDR, GML, HTTP Se rver, IBM
Se curi ty Access Manager, IBM Security Identity Manager, I CETOOL, IOF, IPCS, JHS/XPRT, MAINVIEW, MI CS, MXG,
NATURAL, NDM, NOMAD, OGL, OMEGAMON/TEMS/TEPS, OPC, OS/EM, PDSMAN, PSF, Q-Radar, RMDS, RSVSF,
SAMS, SAZOS, SCLM, SFTP, SOA, SRDF, S TROBE, SYNCSORT, SYSVIEW, TDMF, TERADATA, Tivoli/Decision Support,
Ti voli/NETVIEW, Tivoli/OMEGAMON, Ti voli/Systems Automation, Tivoli/Workload Scheduler TWS, TMS, TLMS,
Va nguard, VPS, WebSphere/AS, WebSphere/MQ, XCOM, XPEDITER, XPAF, ZFS, z/Aware, z/OSMF, z/Secure.
Security Regulatory Compliance: CIS, DISA-STIG, FERPA, FISM, GDPR, GLBA, NIST, PCI-DSS, RegSCI, SOC2. SOX.
Positions: Information Security Specialist, Senior Information SecuritySpecialist, Sr. Information Security Specialist, Information
Security Analyst, Senior Information Security Analyst, Sr. Information Security Analyst, Security Specialist, Senior Security
Specialist, Sr. Security Specialist, Security Analyst, Senior Security Analyst, Sr. Security Analyst, Mainframe Security Systems,
Information Security Risk Assessment, Information Security Consultant, Senior Information Security Consultant, Sr. Information
SecurityConsultant, SecurityConsultant