L3 Network Specialist

1 dia atrás

State of São Paulo, Brasil HCLTech Tempo inteiro

www.hcltech.com

We are HCLTech, one of the world's largest and fastest growing technology and DSA companies with over 227,000 professionals across 60 countries, driving progress through industry-leading capabilities focused on Digital, Engineering and Cloud.

The driving force behind this work, our people, is a diverse, creative and passionate audience that enables us to continually raise the bar for excellence in our services. We strive to empower each of our professionals to achieve their best, while also striving to help them find their daily inspiration and become the best version of themselves.

We are looking for a highly talented and self-motivated Network Specialist to join us on our journey to advance the world of technology through innovation and creativity.

About the Role

Join our Global Deployment Services team—a hands-on technical engineering group responsible for executing network changes across a globally connected infrastructure. We specialize in data center, routing & switching, WLAN, IPT, security, and contact center technologies. If you're passionate about deploying and maintaining enterprise-grade networks and thrive in dynamic environments, we want to hear from you

Key Responsibilities

  • Execute installations, configurations, migrations, and upgrades across multiple vendor systems
  • Troubleshoot and resolve complex network issues (Routing, Switching, Wireless, VPN, etc.)
  • Ensure SLA compliance and maximum uptime
  • Mentor team members and contribute to process improvements
  • Maintain test environments and support multi-geo deployments
  • Collaborate with cross-functional teams to enhance customer satisfaction

Tech Stack & Tools

  • Networking: Cisco (Routers, Switches, Meraki), Arista, Aruba
  • Wireless: Cisco & Aruba WLAN appliances
  • Optimization & Monitoring: Riverbed, Bluecoat, Infoblox, F5
  • Protocols & Services: DNS, DHCP, IPAM, VLAN, STP, VTP, EtherChannel

Qualifications

  • Solid hands-on experience in large-scale enterprise network environments
  • Strong expertise in Cisco Meraki (MS, MX, WLC/AP)
  • Solid understanding of Layer 2 technologies and IP addressing schemas
  • Experience with OS upgrades and troubleshooting across vendor devices
  • Familiarity with cloud or SDN technologies is a plus
  • Advanced english

Soft Skills

  • Excellent verbal and written communication
  • Strong documentation and customer handling skills
  • Ability to perform under pressure and drive continuous improvement

Certifications Preferred

  • ITIL v3
  • CCNP

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