Profile image of jchambel
@jchambel
Flag of Portugal Pinhal Novo, Portugal
Member since March, 2015
0 Anbefalinger

João Chambel

Online Offline
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.
$10 USD/t
10 anmeldelser
3.6
  • 100%Fuldførte jobs
  • 100%Inden for budgettet
  • 100%Til tiden
  • 15%Genansættelsesrate

Portfolio

Seneste bedømmelser

Erfaring

Core Packet Network Operations Engineer

May 2013

▪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

Feb 2011 - May 2013 (2 years)

▪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

Jul 2009 - Feb 2011 (1 year)

▪Responsible for the preparing and maintenance of the log troubleshooting notes and network trouble tickets. ▪National Security (SIRESP) TETRA network monitoring and incident reporting.

Telecommunications NOC Technician

Aug 2001 - Jul 2009 (7 years)

▪Maintain the solutions that support and help the company's wire line and wireless networks. ▪Responsible for the preparing and maintenance of the log troubleshooting notes and network trouble tickets. ▪Monitoring, operation and maintenance for PTC data networks (X.25, Frame Relay, ATM, Media Converters, Internet dial-up, DSL, IP networks (MPLS), wireless network PT-WIFI (Cisco) and IPTV).

Telecommunications NOC Technician

Nov 1998 - Aug 2001 (2 years)

▪ Maintain the solutions that support and help the company's wire line and wireless networks. ▪ Responsible for the preparing and maintenance of the log troubleshooting notes and network trouble tickets. ▪ Monitoring, operation and maintenance

Certificeringer

Certificate Telecommunications Technician (1998)

Forino

Portugal Telecom course for EXPO'98 Telecommunications Technicians.

Cisco Certified Network Associate (2014)

Cisco

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.

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

Red Hat

RHCSA - Red Hat Certified System Administrator (RHEL 7)

Certificeringer

  • US English Level 1
    90%
  • Unix Level 1
    85%

Verifikationer

  • Facebook forbundet
  • Foretrukken Freelancer
  • Betalingsverificeret
  • Telefonverificeret
  • Identitet verificeret
  • E-mail verificeret

Mine vigtigste færdigheder

Gennemse lignende freelancere