TIM Brasil

Core Network Operations Professional – Senior Consultant

TIM Brasil

full-time

Posted on:

Location Type: Hybrid

Location: Rio de Janeiro • Brazil

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Job Level

Senior

Tech Stack

DNSGrafanaLinuxPythonSQLTCP/IP

About the role

  • Perform specialized-level maintenance and operation of network elements and services in the Packet Core network (EPC, vEPC, 5GC, internal DNS and recursive DNS)
  • Analyze and execute configuration requests (MOP) and resolve medium- and high-complexity issues
  • Handle corrective tickets for network elements within scope
  • Perform acceptance testing of new network elements and services (ATP and PQR)
  • Coordinate with the monitoring team to ensure deployment and proper functioning of monitoring integrations
  • Provide support and manage the deployment and activation of engineering projects
  • Support the engineering team in validating solutions or equipment within the network scope
  • Analyze and resolve failures related to developed and executed configurations, and support network faults detected in normal production
  • Work on on-call duty and emergency shifts according to the area's schedule
  • Perform 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
  • Contribute to defining and improving internal processes, identify opportunities and implement automation in the area’s routines and processes
  • Prepare operational procedures and technical documentation, and deliver internal training to support knowledge transfer within Operations teams

Requirements

  • Support and operation of EPC, vEPC, Huawei 5GC, and F5 DNS elements (iDNS and recursive DNS)
  • Strong experience troubleshooting Packet Core elements (low- and medium-complexity issues)
  • Knowledge of monitoring tools: Zabbix, Nagios, and Grafana
  • Proficiency in protocols: TCP/IP, STP, DNS, Diameter, and HTTP
  • Desirable experience developing scripts and automated solutions to increase efficiency and reduce task execution time
  • Intermediate knowledge of Linux, databases, and SQL
  • Intermediate knowledge of Python programming
  • Intermediate English
  • Availability to work an afternoon shift (5x2 schedule) with weekend on-call duty
  • Completed higher education (Bachelor's degree)
Benefits
  • Flexible Benefits Program
  • Medical and Dental Insurance *
  • Prescription Drug Benefit *
  • Wellhub (formerly Gympass) *
  • Meal and/or Food Allowance
  • Financial Well-being Program
  • Private Pension Plan
  • Company mobile phone with unlimited data 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 one family member or friend
  • Internal Training and Development Program
  • Profit Sharing
  • My First Benefit - Childcare allowance for children up to 2 years old
  • Daycare reimbursement (for parents)
  • Flexible work models and schedules
  • Happy Day - Day off during your birthday month
  • Extended leave for maternity, paternity, marriage, and adoption
  • Transportation Voucher
  • And more!
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
EPCvEPC5GCDNSTCP/IPSTPDiameterHTTPPythonSQL
Soft Skills
troubleshootingproblem-solvingcommunicationteam collaborationknowledge transfer
Certifications
Bachelor's degree