Mid-Level Systems Engineer, Telecom
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Job Description
Engenheiro de Sistemas Telecom sustentando serviços móveis M2M/IoT e conectividade de terminais POS. Atuando em incidentes, redes, monitoramento e evolução da infraestrutura de Telecom.
Responsibilities:
- Support and enhance Telecom and mobile connectivity services (M2M/IoT)
- Monitor the availability and performance of services and POS terminals
- Investigate and resolve connectivity, network, and data communications incidents
- Perform root cause analysis and define corrective and preventive actions
- Work with telecom operators and vendors to address incidents and improve services
- Track operational and performance indicators
- Participate in projects involving the expansion, redundancy, and evolution of the Telecom infrastructure
- Conduct technical acceptance testing and validation of new solutions
- Prepare and maintain technical documentation and operating procedures
- Collaborate with Engineering, Networks, Security, and Operations teams
- Participate in changes and activities related to service maintenance
Requirements:
- Bachelor’s degree in Information Technology or a related field
- Experience with TCP/IP networks
- Experience with routing and WAN connectivity
- Experience with telecommunications and mobile networks (3G, 4G/LTE, and 5G)
- Experience with M2M/IoT concepts
- Experience with public and private APNs
- Experience with VPNs and secure connectivity
- Experience with DNS, DHCP, and NAT
- Experience troubleshooting networks and connectivity
- Experience monitoring availability and performance
- Experience with incident management and root cause analysis
- Experience in critical, high-availability environments
- Experience with payment processing, merchant acquiring, or POS connectivity
- Experience in large-scale M2M/IoT environments
- Technical relationship management with telecommunications operators
- Knowledge of monitoring and observability tools
- Experience with Splunk, Jira, or similar tools
- Knowledge of ITIL
- Experience with automation and data analysis
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