
Platforms Engineer at Telmex Argentina S.A.
Argentina

Platforms Engineer at Telmex Argentina S.A.
Argentina
. Unix system administrator on several platforms / architectures ( *BSD, Linux, Solaris, HP-UX, Irix )
. Basic administration knowledge for Windows OSes
. Different programming languages: C (including unix/bsd sockets, ipc, apache module, posix threads, etc)/Unix system programming, php, perl, html, ASM x86
. Development tools: gcc, gdb, cvs, svn.
. Regular expressions (Basic/Extended)
. Several shell scripting daily tasks.
. Networking experience: Cisco CNA, network trouble shooting, OS configuration under networking enviroments
. Unix services installation, management, and troubleshooting and advanced setups: www, dns, mail (smtp/pop3), snmp, firewalling (bsd ipfw/ipfilter/pf), radius, sql (mysql, postgres), Berkeley DB, ldap / OpenLdap, isc dhcp.
. Sunray service administration/troubleshooting (basic)
Unix System Administrator (FreeBSD, Linux)
C language programming ( unix/bsd sockets, ipc, network programming, mysql, berkeley db)
Unix System Programming, php, shell scripting, regular expressions, perl
Performance tuning, fine tuning on platforms like FreeBSD, Linux (networking, memory, storage), and others
Performance tuning, fine tuning and advanced setup for Apache, MySQL, Radiator, djbdns/dnscache, bind, qmail, sendmail, and other services like OpenLDAP, ISC dhcp
(Privately Held; TMX; Telecommunications industry)
September 2007 — Present (1 year 11 months)
. Tools designer / supplier for other telco's areas
. Unix system administrator for internet platform services (dns, mail, radius, ldap)
. Programmer for some network health checks
. Unified dnses for merged companies (AT&T LA, TechTel) and did a huge cleanup.
. Revamped existing dhcp+ldap massive client platform by rewriting new rules setup.
. Revamped existing radius platform by using Radiator software (radius), integrating several technologies (pppoe, wimax, dialup).
. Did tacacs software replacement by using Radiator + ldap, instead of Cisco ACS.
(Privately Held; 1001-5000 employees; Internet industry)
March 2007 — August 2007 (6 months)
Unix System Administrator for the internet servers belonging to the merged companies. (ISP large-sized class)
(Privately Held; 201-500 employees; Internet industry)
September 2001 — March 2007 (5 years 7 months)
. Unix System Administrator Sr. for +140 servers running under several platforms (FreeBSD, Linux, Solaris, HP-UX, Irix, etc), including Prima / Clarin.com servers - ISP large-sized servers.
. Unix system programmer for some applications like apache module (it ran on clarin.com a couple of months), basic multithreaded socks v4, shell scripts, some perl applications.
. Unix services startup, management, and troubleshooting.
. Technical Lead for 2 people.
(Privately Held; 501-1000 employees; Internet industry)
November 1998 — September 2001 (2 years 11 months)
NOC operator Sr. with responsibilities (network monitoring, management, unix/windows servers)
(Educational Institution; Higher Education industry)
January 1998 — November 1998 (11 months)
Encargado del turno mañana del laboratorio de internet de la Universidad Tecnologia Nacional - Facultad Regional Bs.As.
Networking 2001 — 2002
Cisco Network Associate (CNA)
Systems Engineer (To be concluded) 1996 — 1998
Technician , Electronic , 1990 — 1995
unix, operating systems, kernel internals, freebsd, linux, assembler x86, regular expressions, algorithms, sudoku, internet protocols, fidonet protocols
Fidonet
I was part of LPI international survey for LPI's exams. (http://www.lpi.org/eng/certification/the_lpic_program/job_task_analysis_report), 1999