Freelance
IT Consultant Independent Mainframe Engineer and Instructor 2004 - Jan 2005 On behalf of PT. SDD |
PT.
Swadharma Duta Data (SDD) Senior System Engineering Specialist Jakarta,Jakarta Metropolitan, Indonesia 1989 - 1996 * Developed MVS Output Management System named SSRF (Spool Splitter & Router Facility) to manage and distribute BNI reports (from MVS, VSE and VM) to all BNI branch offices. SSRF was a set of MVS, VTAM, TSO, JES2, CP, CMS, GCS and IUCV proccesses, was built from zero. * Developed S/390 Configuration Tester, TEST/390. This program was a standalone program which has its own bootstrap processing and FLIH for all interrupt types, so doesn't need operating system to run. * Developed some TSO, JES2 and subsystem command processors to handle some necessary processes, such as TIOT update-in-place, MVS-VM messaging, TSO/MVS-VM/CMS/GCS command propagation, VM-MVS spool tranparency using SSI and X-writter (used by SSRF), e.t.c. One of them I can safe before BNI replaced her system to PC (SCO-Unix) based system is CCAT command processor, then I declared it as a freeware for public. * Developed some VTAM and JES2 programs as alternate way of the above MVS-VM handshaking commands and msgs, mainly when GCS is involved. One of them, MVS-ro-VM spool offloader by the time was considered as a unique discovery and published in MVS Update bulletin on June 1991 issue by Xephon. * Managed BNI systems capacity and performance. * Performed BNI systems upgrades and regenerations. * Backed up and trained junior engineers. |
PT.
Nasindo Aksara System NAS/Hitachi Systems Engineer Jakarta,Jakarta Metropolitan, Indonesia 1987 - 1989 - Performed some NAS/Hitachi system installation in some clients in Indonesia. - Performed some maintenance support in some clients in Indonesia. - Performed some technical training in some clilents in Indonesia. |
PT.
Bank Rakyat Indonesia (BRI) Systems Engineer Jakarta,Jakarta Metropolitan, Indonesia 1986 - 1987 - Developed VM Total Automation System named SPICO. - Developed some CMS and CP command processors to handle some process in CMS, in CP, inter v.m., inter CMS-GCS and inter CMS-VSE. |