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$10 USD / hour
Flag of PORTUGAL
pinhal novo, portugal
$10 USD / hour
It's currently 8:49 AM here
Joined March 26, 2015
0 Recommendations

Joao C.

@jchambel

5.0 (11 reviews)
3.8
3.8
100%
100%
$10 USD / hour
Flag of PORTUGAL
pinhal novo, portugal
$10 USD / hour
100%
Jobs Completed
100%
On Budget
100%
On Time
15%
Repeat Hire Rate

System Administrator (Linux)/Network Troubleshoot

Telecom professional with 15+ years background in multiple areas in the telecom industry. Experienced in the configuration and maintenance of numerous telecom systems, hardware and software applications, Linux System Administration, network troubleshooting, network security. Monitoring software implementation for Systems and networks (ex.: CACTI, NAGIOS/ICINGA2, ZABBIX). Programming skills in Python and PHP. MySQL database maintenance. Active certifications (Cisco CCNA, RedHat RHCSA). Creative, resourceful and flexible, able to adapt to new situations and changing priorities with a positive attitude and strong work ethic. Highly motivated, goal-oriented.

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Reviews

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Showing 1 - 5 out of 11 reviews
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5.0
€115.00 EUR
Fantástico Freelancer, se tem algum servidor, VPS, alojamento, etc... sem dúvida que será o melhor Freelancer para resolver todos os seus problemas. Melhor trabalho impossível, muito satisfeito.
System Admin
Linux
UNIX
Ubuntu
+1 more
T
Closed User
@titangelstoreord
6 years ago
5.0
$300.00 USD
Excellent job!
System Admin
Linux
Software Architecture
Ubuntu
D
Flag of David D.
@davidds
7 years ago
5.0
$18.00 USD
great freelacer, linux administrator, very glad with his job, great communication, will hire again
Linux
W
Flag of Wagner M.
@Wmac
8 years ago
5.0
$20.00 USD
Excellent to work with, great knowledge with unix systems!
Linux
VPS
Ubuntu
Network Administration
T
Flag of Tomas A.
@tommyfxx
8 years ago
5.0
$48.00 USD
Joao was a great professional, giving a lot more than requested, definetly a good hire for any IT project.
System Admin
Linux
User Avatar
Flag of Nicolas P.
@maunic
8 years ago

Experience

Core Packet Network Operations Engineer

MEO
May 2013 - Present
▪Operation and Configuration Mobile Core Packet network and other components(Cisco EPC ASR5000, HLRd, Radius, DNS, APN). ▪3rd line mobile network troubleshoot (Core Packet related). ▪Open-source SNMP network monitoring solutions integration and configuration. ▪Linux (CentOS, RedHat, Debian) installation, administration and security hardening. Virtual machine management. DNS and RADIUS administration and configuration.

Network Quality Engineer

TMN
Feb 2011 - May 2013 (2 years, 3 months)
▪Day-to-day performance monitoring in order to detect problems and suggest changes to improve the service performance. ▪KPI and KQI Analysis and report (Tetra Network). ▪Network performance drive tests team management (Tetra Network). ▪Network complains analysis and report (Tetra Network). ▪Network inventory application planning, implementation, testing and deployment. ▪KPI and KQI software application planning, implementation, testing and deployment.

NOC Technician

TMN
Jul 2009 - Feb 2011 (1 year, 7 months)
▪Responsible for the preparing and maintenance of the log troubleshooting notes and network trouble tickets. ▪National Security (SIRESP) TETRA network monitoring and incident reporting.

Qualifications

RHCSA - Red Hat Certified System Administrator (RHEL 7)

Red Hat
2015
RHCSA - Red Hat Certified System Administrator (RHEL 7)

Cisco Certified Network Associate

Cisco
2014
Cisco Certified Network Associate (CCNA) Routing and Switching is a certification program for entry-level network engineers that helps maximize your investment in foundational networking knowledge and increase the value of your employer's network.

Certificate Telecommunications Technician

Forino
1998
Portugal Telecom course for EXPO'98 Telecommunications Technicians.

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