Core Network Operations Professional responsible for network maintenance and operations. Working in a hybrid model based in Rio de Janeiro under TIM Brasil.
Responsibilities
Perform specialized level maintenance and operation of networks and services for elements within the area of responsibility;
Analyze and execute configuration requests (MOP), resolve medium- and high-complexity issues, and handle corrective tickets for the network elements under responsibility;
Conduct acceptance testing for new network elements and services (ATP and PQR);
Deploy, manage and troubleshoot network devices in virtualized environments;
Coordinate with the monitoring team to implement and ensure proper functioning of monitoring integrations;
Provide support and manage the deployment and activation of engineering projects;
Assist the engineering team with occasional validations in the TIM Lab for solutions or equipment related to the area of responsibility;
Analyze and resolve failures related to developed or applied configurations and support network fault resolution detected during normal production;
Provide occasional support to the network monitoring team and the Innovation Labs area;
Execute scheduled activities during maintenance windows (between 00:00 and 06:00);
Develop scripts and processes for automation to increase efficiency and reduce task execution time.
Requirements
University degree completed, preferably in Engineering;
Experience troubleshooting Core Network elements (medium- and low-complexity issues) and IP networks (routers and switches);
Experience in operation and maintenance support for telecommunications operators;
Experience in convergent environments covering fixed and mobile networks;
Experience validating new solutions in production environments;
Experience with NMS/datacenter monitoring tools such as HPE OpenView, Zabbix, and experience managing network devices in virtual environments;
Solid knowledge of STP and TCP/IP protocols, application and routing protocols: DNS, DHCP, FTP, SFTP, NTP, SSH, SNMP, OSPF;
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