Operating Systems:
A career position in analysis, design, and programming with a firm
offering challenging, interesting work and growth opportunities
based on initiative, creativity, and performance.
Completed 111 semester hours toward a Bachelor of Science degree
in computer science with minors in mathematics and biology.
Wayne State University - 73 hours with a 3.2 HPA
Eastern Michigan University - 38 hours with a 3.9 HPA
Washtenaw Community College - 10 hours with a 4.0 HPA
Hardware:
IBM Mainframes
IBM PCs
Burroughs Medium Systems
Operating Systems:
IBM VM/SF, VM/SP, MVS/ESA, MVS/XA, MVS/SP, OS/VS1, OS/2
Microsoft DOS, Windows 95/98/NT/XP/2000
Burroughs MCP1, MCP2, MCPV
UNIX
Programming Languages:
IBM Assembler, Burroughs Assembler, PC Assembler, COBOL, COBOL II,
Microsoft Professional Basic, Visual Basic, C, C++, Visual C++,
Fortran, Pascal, IBM Clists, IBM ISPF/PDF Dialogs, Relational Data
Bases, SQL, REXX, html, java, Visual J++, Javascript
Systems Software:
ISPF/PDF, TSO, Roscoe, PanValet, Librarian, TLMS, TMS, SyncSort,
DFSort, Omegamon, SMP/4, SMP/E, Top Secret, RMF, GTF, SMF
Applications Software:
MEDIPAC 2.0 Patient Accounting, 3.0 Patient Management, and Medical
Records. Comlink (HL/7 from Patient Management).
Microcomputer Applications:
Microsoft Word, Microsoft Excel, Microsoft Access
IBM Access Methods:
VSAM, VTAM, BPAM, QSAM, BDAM, EXCP
05/2011 - Present DR Systems and Consuting, LLC.
Ann Arbor, Michigan
Contract Programmer/Analyst
University of Michigan Health System
> Sunset mainframe applications.
06/2009 - 05/2011 Spectrum Health
Grand Rapids, Michigan
Programmer Analyst 3
> Medipac Patient Management Support and
Enhancement.
> IIP Support and Enhancement.
> Comlink Support and Enhancement.
07/2006 - 06/2009 SCI Healthcare Group
Toledo, Ohio
Healthquest Contract Programmer
> MEDIPAC Patient Management Support and
Enhancement.
> IIP Support and Enhancement.
> Comlink Support and Enhancement.
10/1995 - 07/2006 (retired) University of Michigan Health System
Ann Arbor, Michigan
Senior Programmer Analyst
> MEDIPAC 3.0 Patient Management Support and
Enhancement.
> COMLINK 3.0 Implementation and support.
> Interfaces between computer systems.
> A multitude of legacy (mainframe) systems.
08/1994 - 10/1995 Mercy Information Systems
34605 West Twelve Mile
Farmington Hills, Michigan
Senior Programmer Analyst
> MEDIPAC 2.0 PA Support.
07/1993 - 08/1994 Perot Systems/Kelsey Hayes Company
Romulus, Michigan
Contract Programmer
> General maintenance programming in COBOL and
FoxPro.
08/1992 - 02/1993 Custom Data Systems04/1991 - 03/1993
28552 Orchard Lake Road
Farmington Hills, Michigan
Project Manager
> Design and implementation of an electronic
coupon dispensing system consisting of a
microcomputer, touch screen, thermal
printer, modems, and sensing devices.
Programs coded in assembler, basic, C, and
Pascal.
> Supervised 3 programmers during the project.
05/1992 - 08/1992 Health Care Investment Analysts
Ann Arbor, Michigan
Contract Programmer
> Conversion of hospital data from various
formats into a standard format.
> Loaded converted data into Informix tables
on a Unix operating system.
09/1986 - 04/1991 Mercy Information Systems
St. Joseph Mercy Hospital
Ann Arbor, Michigan
VM / MVS Systems Programmer
> Conversion from DOS/VSE to MVS/XA.
> Generation and maintenance of VM/SP and
MVS/XA operating systems and JES2 subsystem.
> Writing exit routines for MVS and JES2.
> Tuning and controlling the operating systems
to ensure their functioning within acceptable
limits.
> Providing technical assistance to the
programming staff.
> Providing PC support throughout the medical
center.
> Writing ISPF/PDF dialogs for system support
and general use.
> Writing assembler macros for systems and
applications use.
> Writing general purpose subroutines.
> Developing procedures monitoring and
recovering systems' partitioned data sets.
> Installation and maintenance of various
software packages.
08/1981 - 09/1986 Commission on Professional and Hospital Activities (Purchased by Health Care Investment Analysts)
1968 Green Road
Ann Arbor, Michigan
MVS Systems Programmer
> Conversion from OS/VS1 to MVS/SP operating
system.
> Generation and maintenance of MVS/SP
operating systems and JES2 subsystem.
> Maintenance of multi-access spool JES2
subsystems.
> Writing exit routines for MVS and JES2.
> Tuning and controlling the operating
systems to ensure their functioning within
acceptable limits.
> Providing technical assistance to the
programming staff.
> Providing PC support throughout the medical
center.
> Writing ISPF/PDF dialogs for system support
and general use.
> Writing assembler macros for systems and
applications use.
> Writing general purpose subroutines.
> Developing procedures to recover from all
probable hardware failures, software failures
and user errors.
> Installation and maintenance of various
software packages.
> Recreating COBOL source code from load modules.
> CICS table maintenance.
06/1979 - 08/1981 Dearborn Federal Credit Union
400 Town Center Drive
Dearborn, Michigan
Senior Programmer Analyst
> Developing and maintaining a message switching
system interconnecting member credit unions and
their respective data processors. The system
evolved into the Service Centers Corporation of
metro Detroit.
> Developing and implementing a check processing
system.
> Developing and implementing a loan disclosure
system.
07/1974 - 05/1979 Edwards Brothers, Inc.
2500 S. State St.
Ann Arbor, Michigan
Senior Programmer Analyst
> Maintaining and enhancing the order entry and
estimating systems.
> Designing, coding, and supporting the production
scheduling system.
> Maintaining and supporting the inventory control
system, sales and accounting systems, and several
systems deigned specifically for the printing
indutry.
> Converting the IBM 1130 Fortran programs to
Burroughs Fortran.
06/1972 - 04/1975 Burroughs Corporation
Detroit, Michigan
Programmer
> Co-ordinating the business, management and
scientific systems department.
> Maintaining and enhancing the department's
project cost analysis and software distribution
systems.
> Computer operation and operations training to
new employees.
07/1970 - 09/1972 Wayne State University
Detroit, Michigan
Computer Technician
> Assisting instructors and students with systems
and programming problems.
Publications:
Guide 60 - OS/VS1 to MVS Conversion, November 1984.
Salary History:
Available on request.
References:
Available on request.
© 2000 ritterd@umich.edu