Telecommunication engineer, husband with two kids, writer of five books and blog, Perl programmer, currently working and living in Singapore.
Handling Singapore Telecommunications (Singtel) for GMSC modernization project, MSS (MSC-s and M-MGw) software upgrade, GMSr implementation and testing, IN nodes integration, VAS nodes integration, creating software for operation/maintenance and KPI/Statistics.
Performed core network audit and optimization for XL Axiata, developed software for supporting core network assessment.
Interoperability testing (IoT)/multi vendor verification for the diameter signaling in IMS network, configured all protocol stacks for diameter signaling on redhat server (HP blade).
Proof of concept MSC-s Blade Cluster for Smart Communications Inc. Philippines.
Delivered Perl programming language training.
Network roll out for Telkomsel operator, GSM and UMTS project.
Handled complete Ericsson AXE 810 for new MSC-Server and MSC-S Blade Cluster including data transcript (DT), hardware functionality check, hardware acceptance test procedure.
Performed RNC and BSC rehoming based on customer needed for rebalancing processor load, capacity of MSC-Server and M-MGw.
Software upgrade SR10 to SR12 for monolithics MSC, HLR, and EIR., hardware expansion and replaced faulty hardware, patches implementation.
Perl programming, Expect, Shell scripts, JavaFX, Git, LaTeX, MiKTeX, TeX editor, Vim, Graphviz, GNU Plot.
E-mail server (Postfix, Dovecot, MailScanner), DNS server, FTP server, Apache Webserver, AWStats, Samba server, OpenLDAP, SSL, Squid, Nagios monitoring system, Bacula system backup, Munin, Webalizer, Debian GNU/Linux, CentOS, MS Windows, MacOS.
Xen Project, Virtual Box.
Hadoop, hive, pig, spark, hbase - Beginner
Apart from being an engineer, I enjoy reading tech & social history books, cycling with my two kids and wife, gathering with family, and jogging.