SUMMARY:

• Sr. IBM Mainframe z/OS Enterprise Network Communications & Security
• Promote optimal performance, reliability, and security across several clients.
• Results - driven professional offering a progressive, forty plus years career in information technology.
• Repeated success directing IT projects from inception to execution, strategically allocating resources and delegating tasks to achieve on-time, on-budget delivery.
• Support Clients, Help-Desk, Operations, Applications support, New projects, Conversions, Migrations, eliminations of software products to cut cost and New clients migrations into our Data Centers.
• Diligently troubleshooting issues to identify root causes in conjunction with other teams and prevent recurrence.
• Process improvement champion with a history of implementing new procedures and technologies to strengthen security, enhance operational efficiency, and control costs.
• Testing & Troubleshooting | Project Management | System Administration
• Vendor Relations | Strategic Planning | Resource Allocation | Effective Communication
• Team Leadership | Business Continuity | Disaster Recovery Exercises.
• Provide guide and to offshore personel.
• Over 40+ years of work history, developing professional IT skills, NOC (network operations center ), Network designed for new equipment using VISIO tool and procedures/processes for the new software or
• Support IBM mainframe running z/OS 2.1/2.2/2.3, SSH (Ported Tools) AT-TLS, ICSF Crypto Support, SNA,TCP/IP,
• VTAM, APPN, EE, UNIX System Services, OSA Sysplex DVIPA, VPS, TPX, Teleview, Netview Session Manager,
• DRS, FTP, IPCS ctrace, TCP/IP Packet trace, IPDS, AFP/PSF,
• GSK trace, IT Security (RACF, ACF2, Top Secret), SMP-E, Policy Agent, IBM Configuration Assistant, Change
• Management, SyslogD, Resolver,TN3270 Reflections, Attachmate, PCOM, Host Explorer, REXX, TSO, SDSF,
• TMON, Omegamon, Netview, Netview FTP, NetMaster, XCOM, SFTP, OSA Express-4/5S (HMC).

PROFESSIONAL EXPERIENCE:

Confidential

Computer Engineer / Mainframe Systems/Network Support

Responsibilities:

• Systems/Network Programming and Software support z/OS on a Sysplex lpars.
• Languages: Assembler, COBOL, CICS sockets programming and USS (z/OS UNIX) scripts.
• : Attended MSAC for Linux Admin program.
• Hardware Used: z/OS (Z12s,Z14s), Crypto Cards, OSAs, SCTCs, 3725s, 3745s, 3174s communication controllers, Token Ring, Ethernet, Unix and Windows SNA servers.
• Software: Customization of VTAM, APPN, EE, NCPs and IP software on (S/390s - z/OSs) and Tools like TMON MVS and CICS, CA-Netmaster, TCP/IP Packet Traces.
• Install and Customize Infrastructure Tools: z/OSs, SMP/E, CICS, TIBCO, XCOM, IVORY, Netview FTP, Printers (Jes2 and IP), Prisma Router (jes2 printer software), Web Viewer (CA-product), Netmaster (CA-product) and others, TCP/IP, USS (Unix system services/OMVS), z/OS web application(CA-WebViewer) and Apache for z/OS 2.2.
• Subsystems: JES2, CICS, FTP. VTAM and IP applications.
• Security: Communications over Telnet (AT-TLS1.3) and FTPs (SFTP and FTPS) using IBM software, PAGENT for AT-TLS, with Key-Rings and Digital s, software CA-TopSecret, RACF and ACF.
• Interact with other platforms (Windows, Linux, Unix etc), AT&T WAN support, leverage clients Support on different accounts worldwide and domestic (public and government).
• Clients Software and day-to-day Support: Freddie Mac, Baker and Tylor, Standard Register (Tylor Communication), Zurich /Farmers Insurance and business partners, government (NFIP and BIW), QBE Insurance and Internal ( Confidential ) support. Work with CICS/TS TCP/IP sockets with ASG products on Baker and Tylor and Standard Register accounts, CA products, JES2Mentor: Indian staff and Puerto Rican staff.
• Installation Tools of Software products: Installations and customization using stand alone vendor installation and/or SMP/E.
• Disaster Recovery: For all clients supported in Sungard and IBM sites.
• Documentation: Document z/OS upgrades and program products using SOE (standard operating environment).

Confidential, Universal City, CA

Mainframe System Programmer

Responsibilities:

• Systems and LAN/WAN Support: Installation and customization of Router base Networks (Racal Milgo and Cisco), 3745s front end processors and 3270 communication controllers.
• Operating Systems and Infrastructure Tools: JES2, VTAM, SNA, NCPs, IP apps, S/390 tools like TSO/ISPF, TMON MVS and CICS.
• Languages: Assembler, COBOL, SAS and RPG.
• Supporting the Theme park, Movie Studios and Music venues, in addition Spirits International.

Confidential, Orange CA

System Programmer

Responsibilities:

• OS Systems / Network Support and connectivity to Warehouses S/36, S/38, Decs, Robotics and AS/400s via SNA/APPN and TCP/IP.
• Hardware OS/390, Token Ring, Ethernet, 3725s, 3745s and 3274s communication controllers and routers.
• Languages: Assembler, COBOL, SAS and RPG.
• Developed FTS (file transfer system) software between Mainframe(s) and S/36s AS/400s, using CICS on s/390 and SNUF on the AS/400s.
• Installed, Customize and Maintain the first router base Network in the company (Proteon Routers) also known as RACAL Milgo.
• : Attended Router Class in Boston to support the new Router base Network using X.25 and IP network via Hughes VSATs

Confidential, Anaheim, CA

System Support

Responsibilities:

• System Support foe CICS / IMS and DBs.
• Installation, Customization and Implementation of CICS and IMS/DB using SMP4.
• Assist the programming staffs with developing application programs with best techniques of CICS and IMS/DB.
• Languages: Assembler and COBOL.
• Monitor systems for high season demands in CICS applications and adjust as necessary, since we were using BISYNC and VTAM communications, utilizing tools like Omegamon and TMON/CICS.

Confidential - Atlanta, GA

Application Programmer

Responsibilities:

• Support CICS Online (ATMs) banking applications support like accounts payables, accounts receivables, general ledger and ATMs etc.
• Software: Several File access methods (VSAM, BTAM and DB), JCL, TSO, use mathematical formulas, etc.
• Languages: Assembler and COBOL, write specialized mathematical algorithms.
• : Attended offsite IBM Classes for CICS and Hogan programming

Confidential - Atlanta, GA

Operation Application Programmer

Responsibilities:

• Initially in the Computer Operation, Supporting five power companies running their daily billing cycles.
• After taking company internal self went to the batch programming
• Subsequently moved into the CICS Online programming, supporting online customer billing and other applications.
• Software: CMS, TSO, JCL, file access methods (VSAM, BTAM, etc),
• Languages: Assembler, COBOL and RPG