About Us

Nu was born in 2013 with the mission to fight complexity to empower people in their daily lives by reinventing financial services. We are one of the world’s largest digital banking platforms, serving millions of customers across Brazil, Mexico, and Colombia. For more information, visit our institutional page.

About the role

The network engineer will work along the IT Ops team, working with infrastructure and support engineers, among others. Working in different Network projects, high and low level designs, network infrastructure, incident management maintenance of multi-vendor network equipment.

You will be responsible for

• Design customized solutions as required to support Business objectives, wherever applicable.
• Execute High Level Design and Low Level Design for User Data Management solutions.
• Assist in development of networking architecture and standards including campus and branches networking hardware/software, protocol, transport and topology standards.
• Design, build and improve peripheral network infrastructure and platform through the execution of projects and changes based on standards and reaching all quality, time, cost, scope, availability and reliability parameters.
• Support the enterprise network infrastructure, including troubleshooting incidents in a timely manner, handle network changes, participate in problem management process including root cause analysis and configuration management.
• Provide reliable and stable infrastructure via best practices, standards, simplified support models, automated processes, operational excellence and outstanding customer satisfaction
• Effective monitoring, implement a robust control and delivery of solutions services to identify issues proactively within the agreed SLAs using different methodologies, tools and processes.
• Configuration, maintenance and support of network solutions in Offices, Data Centers and external projects of the company;
• Configuration and maintenance on network equipment multivendor and platform technologies Cisco, Juniper, DELL, Fortinet, AWS, Palo Alto, Huawei
• Willingness to produce documentation and written deliverables

We are looking for a person who has

The following are considered a must:

• Strong working knowledge in L2 (Switching) protocols. STP, VLAN, LACP, Stacking, Bundle ethernet, Port security
• Strong working knowledge in Layer 3 (Routing) protocols. OSPF, IS-IS, BGP (iBGP, eBGP), IPv6, VXLAN.
• Ability to implement protocols and solutions to give Fast Convergence, Redundancy and high availability such HSRP, VRRP, VRF
• Solid experience configuring and implementing filtering secure protocols ACL, Prefix-list, Route-map, PBR, GRE, IPSEC, TLS/EAP, VPN, DMVPN
• Demonstrated knowledge/experience in WAN network environment. MPLS, L3VPN, L2VPN, MP-BGP, EVC, SD-WAN, Carrier Ethernet,
• Ability to implement network protocol services such TCP/IP, DNS, DHCP, NTP, HTTPS, SCP, FTP, SNMP, AAA, NAT, Multicast and VoIP.
• Proven technical expertise in the integration of network devices and services in a multi-platform computer and network environment.
• Knowledge of the principles of operation and configuration Data Center Spine-and-Leaf Architecture.
• Progressive knowledge/experience managing projects of increasing size and complexity including the utilization of project planning and project dashboard tools.
• Experience with management tools based on Linux environment

The following are considered a plus:

• Experience with developing and deploying Cluster Datacenter, Cloud HW and infrastructure.
• Knowledge in endpoint protection solutions such enterprise firewalls Fortinet.
• Relevant experience developing Telemetry solutions Elastic, ELK Prometheus Kafka Grafana.
• Scripting or programming experience using Bash, Perl, Python and automation tools such Ansible, Docket, Kubernetes
• Knowledge in design and implementation of wireless network (WLAN) in a large enterprise. (Aruba)
• Having active certifications in technologies such CCNA/CCNP CISCO, FORTINET, ARUBA, AWS, Juniper, HCA HCP Huawei, Palo Alto

Other Qualifications

• Solid troubleshooting and debugging skills with a passion to work creatively and analytically for a problem-solving environment and continuous investigation
• Ability to analyze complex data and develop innovative solutions
• Ability to take ownership of, and focus on critical initiatives
• Strong customer, quality and results orientation
• Proven success in contributing to a team-oriented environment
• Communication, knowledge sharing, Collaboration, professionalism, teamwork and an open disposition to learn.
• Highly effective in ambiguous environment and demonstrated ability to develop clear strategies and plans with appropriately managed risks
• Consult with and develop relationships with in-house engineers and developers to promote creative solutions and improve customer satisfaction
• Ability to collaborate directly with customers and team members to fulfill deliverables
• Discuss with vendors on new product offerings, evaluate new products and technologies, recommend the selected network services or products to the leadership
• Communication proficiency in facilitating clear and consistent understanding across time zones and language boundaries