• Assisted in successfully transitioning Morgan Stanley from IBM supporting the operating systems to Morgan Stanley supporting the operating systems on multiple sysplexes. This transition was time sensitive and completed within the aggressive deadlines.• Properly securing multiple mainframe resources such as but not limited to data sets, programs, CICS transactions both system and application, MQ queues both system and application, DB2 objects, JES resources, SMS constructs, digital certificates and cryptographic functions. Software tools included RACF, TopSecret, zSecure and Vanguard products.• Provided 24/7 on call support no less than one week per month or as required

Provided advice to utilities, banks, government agencies, insurance and retail companies running RACF on IBM mainframes and clients/servers in a distributed environment on security implementation. • Developing security standards for the mainframe environment• Assisting in securing access to data for security compliance/industry regulations/standards (PCI DSS, HIPAA, ISO27002)• Properly securing mainframe resources such as but not limited to data sets, programs, CICS transactions both system and application, MQ queues both system and application, DB2 objects, JES resources, SMS constructs, digital certificates and cryptographic functions• Using RACF to secure Connect Direct resources• Using IBM’s ICETOOL to report on SMF data• Comprehensive knowledge of both RACF as well as TSO commands to expediently list information and/or modify existing information• Effective use of both Vanguard products and IBM’s zSecure suite of products for expedient securing of critical data.o zSecure to process and report on SMF datao zSecure’s zAdmin to administer RACF securityo zSecure’s zAudit to monitor activity, both online and historicalo zSecure’s zAlert to monitor immediate activityo zSecure – use of Carla code for ad hoc reporting• Worked on teams to successfully convert from internal DB2 Security to RACF/DB2.security• Review RACF database layout and provide recommendations on this layout as needed.• Provide advice on RACF exit implementation as needed.• Review and implement the use of the RACF dynamic class descriptor table• Use of RACF utilities to backup, restore, and monitor size of RACF data base• Use of RACF utilities to unload RACF data base into DB2 tables• Develop training courses on the use of RACF panels, RACF commands and general security administrationProficienct in• The use of JCL, REXX coding, and various programming languages.• Excellent written and verbal communication skills• The ability to work independently and with minimum supervision

Senior security engineer with over 20 years of experience in maintaining operating systems and securing data on IBM z/OS mainframes and distributed components.