Profile image of gdmlnx
Flag of Argentina Cordoba, Argentina
Member since January 22, 2016
1 Recommendations


Online Offline
Unix (Solaris, Hp-UX, AIX). GNU/Linux (Red Hat, Slackware, Debian. Servidores/Clientes: Firewalling (iptables, ipchains,Nat,ipfw, ipfilter, Shorewall).Smb File Server. Advanced Power Virtualization on IBM systems HACMP Apache Web Server. Squid Proxy Server (proxy cache, transparent proxy). FTP Server(ftpd)DHCP server, DNS cache server (dnsmasq). SSH Server. Logical Volume Manager (LVM; GNU/LINUX, HP-UX) Svm (solaris volume manager) Veritas VM Servidores de Impresion(cups) Asterisk-Siemens-Alcatel.E1. SS7 - DSLAM - OLT automation and cloud : docker ansible AWS terraform ********************** +10 years Experience on Unix-like sistems , please go over my linkedin resume for further information. Red-hat cerfified : 120-172-655 Unix-LIke Systems Administration.- AIX Admin; pseries Power VM Red-Hat GNU/LINUX
$35 USD/hr
38 reviews
  • 98%Jobs Completed
  • 95%On Budget
  • 96%On Time
  • 14%Repeat Hire Rate

Portfolio Items

Recent Reviews

  • image of Sean K. Project for Gonzalo Daniel M. $75.00 USD

    “Very appreciative of Gonzalo's availability, creativity and professionalism”

  • image of Josmar B. Upgrade a GLX library from 1.2 to 1.3 or 1.4 on SUSE Linux Enterprise Server 11 -- 2 $80.00 USD

    “Gonzalo did excellent work and helped beyond requested. Although the main project was not solved due to other issues on my end, he provided step by step directions to ensure that we covered all other requirements in order to keep going with the project. He's very communicative and patient, proficient in both English and Spanish and very knowledgeable about Linux programming. I would definitely work with him again and I totally recommend Gonzalo for any project related with Linux.”

  • image of Dawn P. repair openvbx/twilio problem $100.00 USD

    “Gonzalo is the 3rd freelancer I hired to fix a serious problem with my Twilio /PBX/ VoIP system. He did a great job! Totally impressed!!!!”

  • image of Sean K. FreeBSD Named Server Investigation $150.00 USD

    “Gonzalo consistently executes against whatever FreeBSD/SunOS/Unix needs we have and has become a core part of our support and professional services team. He is responsive, flexible, easy to work with, tenacious, knowledgeable and experienced.”

  • image of Thomas W. I need a fail2ban pro , unexpected problems with conf and regex filter €50.00 EUR

    “Absolute professional and extreme highly expirienced Freelancer. He really knows what how and why he is doing, when he do anything. He knows much more then simply the alldays standards in his business and provided me the information about the problem i had detailed, and the solutions too.”

  • image of Robert W. Fix Asterisk error when calling check_cached_response function $200.00 USD

    “Very nice guy. did good work”


Unix and PBX Senior Engineer

Dec 2014

VOIP and PBX Senior Asterisk Admin Siemens-Alcatel.E1. SS7 protocol - DSLAM - OLT FTTH docker ansible Clustering over linux aws

Unix Engineer

Mar 2008 - Nov 2014 (6 years)

Unix Engineer At IBM Cordoba Argentina. PowerVM team, AIX Red Hat GNU/linux.


RHCSA (2015)

Red Hat



  • Preferred Freelancer Program SLA
  • Unix Level 1


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