#WeAreMoreAtTIM Joining TIM means connecting with what we believe in and having MORE alignment with the entire TIM team. It means learning new ways to offer the world work with MORE purpose. Learning at TIM is MORE than possibility—it’s what drives us to do MORE and better. It’s developing skills creatively and transforming technology into MORE freedom. Technology at TIM is MORE than having the best coverage—it’s imagining possibilities with MORE innovation, connecting everyone with respect and agility. Diversity and Inclusion at TIM is MORE than embracing—it’s a culture increasingly essential to our daily lives. It’s creating a MORE positive impact by being authentically yourself. Come be yourself and join a TIM team courageous enough to innovate, free to try, and eager to make a difference in people’s lives. #imagineaspossibilities We value applications from People with Disabilities, Black People, LGBTI+ People, People aged 45+, and Women! **Responsibilities and Duties** Responsible for performing specialized maintenance and operation of mobile network systems. **Key Activities** * Perform specialized-level maintenance and operation of networks and services on network elements within the scope of responsibility; * Analyze and execute configuration tasks (MOPs), resolve medium- and high-complexity issues, and handle corrective tickets for network elements within the scope of responsibility; * Conduct acceptance testing for new network elements and new services (ATP and PQR); * Deploy, manage, and troubleshoot network devices in virtualized environments; * Collaborate with the monitoring team to ensure successful implementation and proper functioning of monitoring integrations; * Provide support and manage deployment and activation of engineering projects; * Support the engineering team during occasional validations in the TIM Lab for solutions or equipment within the scope of responsibility; * Analyze and resolve failures related to developed and executed configurations, as well as provide support for production network failures detected under normal operating conditions; * Support the network monitoring team and the Innovation Labs area on an as-needed basis; * 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 and Qualifications** * Bachelor’s degree, preferably in Engineering; * **Experience troubleshooting Core Network elements (medium- and low-complexity issues) and IP networks (routers and switches)**; * **Experience in operational support and maintenance for telecommunications operators**; * Experience in converged environments covering fixed and mobile networks; * Experience validating new solutions in production environments; * Experience with data center NMS monitoring tools such as HPE OpenView and Zabbix; experience managing network devices in virtualized environments; * Solid knowledge of STP and TCP/IP protocols, application and routing protocols: DNS, DHCP, FTP, SFTP, NTP, SSH, SNMP, OSPF; * **Advanced knowledge of signaling protocols SIGTRAN, SIP, SS7 (CAMEL, MAP, ISUP, INAP), and Diameter**; * Knowledge of operating systems (Linux, Unix, etc.) and data center infrastructure equipment (servers, storage, switches, routers, etc.); * Preferred: knowledge of databases—SQL, MongoDB, NoSQL, MySQL, etc.; * Preferred: programming language knowledge—Shell Script, Python, Ansible, etc. **Work Arrangement** * Hybrid model (3 days onsite, 2 days remote), Monday to Friday, 09:00–18:00, with on-call shifts; * Work location: São Cristóvão, Rio de Janeiro–RJ. **Additional Information** *We value applications from People with Disabilities, Black People, LGBTI+ People, People aged 45+, and Women!* At TIM, your well-being is our well-being—thus, the ***Connection Well+Being*** program aims to **strengthen TIM’s genuine care for the TIM team and their families**, through practical initiatives across multiple areas so that everyone remains well—both personally and professionally. Learn about our benefits: * Flexible Benefits Program * Medical and Dental Assistance * * Medication Benefit * * Wellhub (formerly Gympass) * * Meal and/or Food Allowance * Financial Well-being Program * Private Pension Plan * Mobile phone with unlimited internet and voice allowance * Agreements and partnerships with over 3,000 companies and institutions, including discounts on electricity and broadband internet bills * Online English course extendable to 1 family member or friend * Internal Training and Development Programs * Profit Sharing * My First Benefit—Support for children up to 2 years old * Daycare Reimbursement (for parents) * Flexible work models and working hours * Happy Day—A day off during your birth month * Extended leave for maternity, paternity, marriage, and adoption * Transportation Allowance And more! It’s about having MORE alignment with the entire TIM team and connecting with what we believe in. It’s about learning new ways to offer the world work with MORE purpose. It’s what drives us to do MORE and better. It’s developing skills creatively and transforming technology into MORE freedom. It’s imagining possibilities with MORE innovation, connecting all people with respect and agility. It’s a culture increasingly essential to our daily lives. It’s creating a MORE positive impact by being authentically yourself. Come be yourself and join a TIM team that has the courage to innovate, the freedom to try, and the will to make a difference in people’s lives. This means we foster a positive environment for development, opportunity, and inclusion. It’s recognizing that we truly make a difference in people’s lives. We’ll keep working, implementing the market’s best practices, and evolving alongside our TIM team. Together, #WeAreMoreAtTIM! **Explore opportunities in other areas!** Click the links below to browse more available positions.