Network Analyst

Join one of the biggest IT Services companies in the world! Here you can transform your career!

Why join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing to our success in a collaborative environment.

We are looking for a Network Analyst , who wants to learn and transform their career, in a CLT contract, onsite , night shift (12x36) , in the city of Londrina-PR.

Key responsibilities / Expectations from the Role :

The Network Analyst is responsible for monitoring, maintaining, and optimizing enterprise network infrastructure to ensure availability, performance, and security across LAN / WAN, WLAN, and SD-WAN. This role collaborates with cross-functional teams to troubleshoot incidents, deliver enhancements, and support projects aligned with business requirements.

• Monitor network health, capacity, and performance; respond to alerts and incidents.
• Perform configuration, upgrades, and lifecycle management of switches, routers, and WLAN controllers.
• Conduct root cause analysis; create and maintain accurate network documentation and diagrams.
• Implement network changes following change control; validate with testing and backout plans.
• Partner with security to maintain segmentation, access controls, and posture management.
• Support projects : site builds, migrations, SD-WAN rollouts, and connectivity to cloud resources.
• Monitor, manage, and troubleshoot enterprise network infrastructure.
• Implement and maintain network security controls and policies.
• Collaborate with cross-functional teams to support network requirements.
• Document network topology, configurations, and changes.
• Participate in network upgrades, expansions, and disaster recovery planning.

Must Have Competencies :

• Fluent or advanced english for conversation.
• Strong understanding of TCP / IP, routing, switching, VLANs, subnetting, DNS, DHCP, NAT.
• Hands-on experience with enterprise switching and routing platforms (Cisco, Juniper, Arista) and network monitoring tools (SolarWinds, PRTG, Wireshark).
• Experience with wireless technologies (802.11 standards), network access control (802.1X), and VPN.
• Proficiency with change management, incident management, and documentation practices (ITIL).
• Ability to analyze packet captures, performance metrics, and logs to identify root causes / experience with network monitoring and diagnostic tools.
• On-call support capability and strong communication skills for collaborating with operations and vendors.
• Ability to configure and troubleshoot routers, switches, and wireless devices.
• Knowledge of network security principles.

Education

• Bachelor’s degree in Computer Science, Information Systems, Network Engineering, or related field.
• Equivalent experience and relevant industry certifications may substitute for formal education. (e.g., CCNA / CCNP, CompTIA Network+, JNCIA / JNCIP, ITIL Foundation)

Good to Have :

• Knowledge or Understanding of SD-WAN solutions, QoS, and traffic engineering.
• Scripting / automation (Python, Ansible) for configuration management and reporting.
• Experience with cloud networking (Azure / AWS / GCP), load balancers, and NAC (Cisco ISE).
• Understanding of VoIP and unified communications systems.
• Exposure to Zero Trust architectures and network segmentation.
• Certifications such as CCNA, CCNP Enterprise, JNCIS-ENT, or equivalent.

What do we offer? TCS Benefits in Brazil :

• Health insurance
• Dental Plan
• Life insurance
• Transportation vouchers
• Meal / Food Voucher
• Childcare assistance
• Gympass
• TCS Cares – free 0800 that provides psychological assistance (24 hrs / day), legal, social and financial assistance to associates
• Partnership with SESC
• Reimbursement of Certifications
• Free TCS Learning Portal – Online courses and live training
• International experience opportunity
• Discount Partnership with Universities and Language Schools
• Bring Your Buddy – By referring people you become eligible to receive a bonus for each hire
• TCS Gems – Recognition for performance
• Xcelerate – Free Mentoring Career Platform

At TATA Consultancy Services we promote an inclusive culture, we always work for equity. This applies to Gender, People with Disabilities, LGBTQIA+, Religion, Race, Ethnicity. All our opportunities are based on these principles. We think of different actions of inclusion and social responsibility to build a TCS that respects each person. Our motto is “Inclusion without exception”. Join us and become a TCSer!

Buildingonbelief

RGS : 97713420